WO2022130499A1 - 部品補給作業支援装置、部品補給作業支援方法、部品補給作業支援プログラムおよび記録媒体 - Google Patents
部品補給作業支援装置、部品補給作業支援方法、部品補給作業支援プログラムおよび記録媒体 Download PDFInfo
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- WO2022130499A1 WO2022130499A1 PCT/JP2020/046750 JP2020046750W WO2022130499A1 WO 2022130499 A1 WO2022130499 A1 WO 2022130499A1 JP 2020046750 W JP2020046750 W JP 2020046750W WO 2022130499 A1 WO2022130499 A1 WO 2022130499A1
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- parts
- feeder
- replenishment
- supply
- work
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- 238000000034 method Methods 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 71
- 238000004364 calculation method Methods 0.000 claims description 65
- 238000004088 simulation Methods 0.000 claims description 36
- 239000000758 substrate Substances 0.000 claims description 26
- 230000032258 transport Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/0417—Feeding with belts or tapes
-
- 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
- H05K13/086—Supply management, e.g. supply of components or of substrates
Definitions
- the present invention is a component for mounting a component on a component mounting machine in a board production system that produces a board on which the component is mounted using a component mounting machine that mounts the mounted component on the board by a mounting head.
- a component mounting machine that mounts the mounted component on the board by a mounting head.
- a component mounting machine having a plurality of feeders and mounting components supplied by each feeder on a board by a mounting head.
- the feeder is a tape feeder
- a tape containing a plurality of parts is attached to the feeder, and the feeder supplies the parts in the feeder mounted in this way.
- the feeder supplies the parts in the feeder mounted in this way.
- the replenishment cycle is as long as possible within a range in which a component shortage error does not occur.
- the number of parts to be replenished for parts is within a certain range in each parts replenishment work.
- the present invention has been made in view of the above problems, and an object of the present invention is to provide a technique capable of easily determining the appropriateness of the supply cycle and the number of parts to be replenished for parts replenishment work and making it useful for improving work efficiency.
- the parts supply work support device produces a board on which parts are mounted by operating a parts mounting machine that mounts parts on a board by a mounting head while supplying the parts mounted on the feeder by the feeder according to a production plan.
- a storage unit that stores the production plan used in the board production system, a replenishment cycle that is a cycle in which a worker replenishes parts for mounting parts on the feeder, and a part that is the target of the parts replenishment work. Whether or not a parts shortage error occurs in the board production system when parts replenishment work is executed under replenishment conditions including the number of replenishment pieces, and the parts mounted on the feeder are cut off and the parts supply by the feeder is interrupted. It is equipped with a calculation unit that executes a suitability prediction that is predicted based on a production plan.
- a substrate on which components are mounted is produced by operating a component mounting machine that mounts the components on the board by a mounting head while supplying the components mounted on the feeder by the feeder according to a production plan.
- the parts replenishment work is executed under the replenishment conditions including the replenishment quantity, the parts mounted on the feeder are cut off and the parts supply by the feeder is interrupted. It is provided with a process of executing a suitability prediction to be predicted based on a plan by calculation.
- the parts supply work support program produces a board on which parts are mounted by operating a parts mounting machine that mounts parts on a board by a mounting head while supplying the parts mounted on the feeder by the feeder according to a production plan.
- the parts replenishment work is executed under the replenishment conditions including the replenishment quantity, the parts mounted on the feeder are cut off and the parts supply by the feeder is interrupted.
- the recording medium according to the present invention records the above-mentioned parts supply work support program so that it can be read by a computer.
- a cycle for executing parts replenishment work by an operator for mounting parts on the feeder Based on the production plan, it is predicted whether or not a parts out error will occur when the parts replenishment work is executed under the replenishment conditions including the replenishment cycle, which is the number of parts to be replenished, and the number of parts to be replenished.
- the suitability prediction is executed. Therefore, based on the result of this suitability prediction, it is possible to determine whether or not the supply cycle and the number of supplies for the parts supply work are appropriate. In this way, it is possible to easily determine the appropriateness of the replenishment cycle and the number of replenishment parts for the parts replenishment work, which is useful for improving the work efficiency.
- the arithmetic unit configures the parts supply work support device so as to execute the suitability prediction based on the result of executing the simulation that calculates the state of the parts mounting machine that operates according to the production plan every time a predetermined time elapses. May be good.
- suitability prediction can be executed according to the state of the component mounting machine that changes with the passage of time.
- the calculation unit calculates the work required time required for parts replenishment work by simulation in order to avoid the parts shortage error, and executes the parts replenishment work in the replenishment cycle indicated by the replenishment conditions until the work required time.
- the parts supply work support device may be configured to execute the suitability prediction by determining whether or not the parts supply work can be executed. In such a configuration, it is possible to obtain the required work time that requires the parts replenishment work according to the state of the parts mounting machine that changes with the passage of time, and to accurately predict the suitability.
- the parts supply work support device may be configured so that the work required time is updated according to the number of parts to be replenished by the parts replenishment work each time the parts replenishment work is executed. In such a configuration, even if there is a fluctuation in the number of parts to be replenished due to the parts replenishment work, it is possible to accurately obtain the required work time and execute the suitability prediction.
- the arithmetic unit executes suitability prediction for each of a plurality of replenishment conditions having different combinations of replenishment cycles and number of replenishments, so as to obtain an appropriate replenishment condition from among the plurality of replenishment conditions so that a component shortage error does not occur.
- a parts supply work support device may be configured. In such a configuration, an appropriate replenishment condition is required from a plurality of replenishment conditions (replenishment cycle, number of replenishments). Therefore, by executing the parts replenishment work in accordance with this appropriate replenishment condition, it is possible to effectively suppress the occurrence of a parts out error.
- the calculation unit generates a plurality of supply conditions by changing the supply cycle within the range where the supply cycle does not exceed the maximum supply cycle and changing the supply number within the range where the supply quantity does not exceed the maximum supply number.
- the parts supply work support device may be configured. In such a configuration, each of the supply cycle and the number of supplies can be kept within an appropriate range.
- the calculation unit may configure the parts supply work support device so as to select an appropriate supply condition that satisfies the condition that the supply cycle is an integral multiple of a predetermined set time from the appropriate supply conditions.
- a predetermined set time for example, 10 minutes, 20 minutes, or 30 minutes, it is possible to execute the parts replenishment work in a well-separated replenishment cycle.
- the arithmetic unit may configure the parts supply work support device so as to set the time input by the operator to a predetermined set time. With such a configuration, the worker can execute the parts replenishment work in a replenishment cycle that is efficient for himself / herself.
- a user interface for displaying information to the operator may be further provided, and the arithmetic unit may configure a parts supply work support device so as to display appropriate supply conditions on the user interface. In such a configuration, the operator can easily confirm the proper replenishment condition by the display of the user interface.
- the calculation unit selects the appropriate supply condition having the longest supply cycle from the plurality of appropriate supply conditions as the recommended supply condition, and selects the recommended supply condition for the user interface. May be configured to display the parts supply work support device. In such a configuration, it is possible to reduce the work load of the worker by suppressing the execution frequency of the parts replenishment work.
- the arithmetic unit may configure a parts supply work support device so that a plurality of supply conditions are associated with the results of each suitability prediction and displayed on the user interface. In such a configuration, the operator can easily confirm the suitability of each replenishment condition by the display of the user interface.
- the user interface accepts selection operations by the operator, and the calculation unit causes a component shortage error as a result of predicting the suitability of the supply condition selected by the operator from among the plurality of supply conditions displayed on the user interface.
- the parts supply work support device may be configured so that the occurrence status of the parts out error occurs on the user interface. In such a configuration, it is possible to easily confirm the occurrence status of the component shortage error when the component replenishment operation is executed under the selected replenishment condition by displaying the user interface.
- a plurality of feeders for supplying the components stored in the mounted component storage member are arranged, and the components supplied by the feeder from the component storage member are mounted on the board by the mounting head to supply the components.
- the work may be configured as a parts replenishment work support device so that the work is performed by an operator to mount the parts storage member on the feeder. With such a configuration, it is possible to improve the efficiency of the work (parts replenishment work) for mounting the parts storage member on each of the plurality of feeders. Further, in such a configuration, various concrete operations exemplified below can be performed in the parts supply operation.
- the plurality of feeders include a first-class feeder to which a plurality of component storage members can be mounted, and the first-class feeder eliminates any component stored in one component storage member among the plurality of component storage members. Then, the supply of parts stored in other parts storage members is started, and in the parts supply work, when the parts stored in one parts storage member are exhausted, a new parts storage member is attached to the type 1 feeder.
- the parts supply work support device may be configured to include preset work.
- the plurality of feeders include the second type feeder to which a single parts storage member can be mounted, and in the parts replenishment work, the parts storage member to be mounted on the second type feeder is transferred from the parts storage member storage.
- the parts supply work support device may be configured to include a temporary storage work of taking out and transporting the parts to a temporary storage shelf arranged closer to the component mounting machine than the storage.
- the component mounting machine is provided with a plurality of feeder mounting portions to which each feeder can be mounted, and the feeder executes parts supply from the component storage member while being mounted on the feeder mounting section, and performs component replenishment work.
- the feeder executes parts supply from the component storage member while being mounted on the feeder mounting section, and performs component replenishment work.
- the same type as the parts storage member mounted on the feeder of one feeder mounting part while the feeder mounted on one feeder mounting part is executing the supply of parts from the parts storage member.
- the parts supply work support device may be configured so as to include a feeder mounting work for mounting a feeder to which a parts storage member for storing the parts of the above is mounted on another feeder mounting portion different from one feeder mounting portion.
- the parts supply work support device may be configured to include a feeder replacement work to be attached to the mounting portion.
- a block diagram showing an example of a board production system that produces a board on which components are mounted A plan view schematically showing an example of a component mounting machine provided in a board production system. A side view schematically showing an example of the configuration and operation of the tape feeder.
- the figure which shows an example of the simulation parameters required for the execution of a simulation The figure which shows an example of the operation content of the component remaining number simulation.
- the figure which shows an example of the parts out-of-stock chart which shows the timing when a parts-out error occurs.
- the figure which shows an example of the operation screen displayed on the display of a user interface The figure which shows an example of the operation screen displayed on the display of a user interface.
- the figure which shows an example of the operation screen displayed on the display of a user interface The figure which shows an example of the operation screen displayed on the display of a user interface.
- the figure which shows an example of the operation screen displayed on the display of a user interface A flowchart showing the contents executed by the arithmetic unit according to the parts supply work support program.
- a flowchart showing a modified example of the content executed by the arithmetic unit according to the parts supply work support program A block diagram showing a modified example of a board production system that produces a board on which components are mounted.
- FIG. 1 is a block diagram showing an example of a board production system that produces a board on which components are mounted.
- the board production system 1 includes a plurality of component mounting machines 2 arranged in series (three in FIG. 1), and mounts each component while sequentially transporting the board B (FIG. 2) to the plurality of component mounting machines 2.
- the board is produced by mounting the component P (FIG. 2) on the board B by the machine 2.
- One production line 11 is configured by the plurality of component mounting machines 2 arranged in series in this way.
- the number of production lines 11 provided in the substrate production system 1 is not limited to one, and may be a plurality of lines.
- the board production system 1 includes a component storage 41, and a component P taken out from the component storage 41 and mounted on the component mounting machine 2 is mounted on the board B.
- the board production system 1 includes a server computer 9, which controls the mounting of the component P on the board B by each component mounting machine 2.
- the server computer 9 of the present embodiment can support the component replenishment work by the operator for mounting the component P on the component mounting machine 2 (specifically, the tape feeder F described later).
- the server computer 9 includes a calculation unit 91, which is a processor composed of a CPU (Central Processing Unit) and the like, and a storage unit 93, which is a storage device composed of a memory, an HDD (Hard Disk Drive), and the like.
- the arithmetic unit 91 controls each component mounting machine 2 based on the production plan 931 and the board data 932 to produce a predetermined number of Bn (n) boards of each board type Bk (n). Further, the calculation unit 91 supports the parts supply work of the worker by executing the calculation specified in the parts supply work support program 932.
- the server computer 9 is provided with a user interface 95.
- the user interface 95 includes an output device such as a display that displays information to the user, and an input device such as a keyboard and a mouse that accepts the user's input operation.
- the input device and the output device of the user interface 95 may not be configured separately, but may be integrally configured by a touch panel display.
- the server computer 9 includes an input / output unit 97.
- the input / output unit 97 executes communication with each component mounting machine 2, reads information recorded on the recording medium 12, and stores the information in the storage unit 93.
- the input / output unit 97 reads out the component supply work support program 933 readable by the server computer 9 on the recording medium 12 and stores it in the storage unit 93.
- Examples of the recording medium 12 include a USB (Universal Serial Bus) memory and the like.
- the input / output unit 97 can store the parts supply work support program 933 downloaded from an external computer or the like in the storage unit 93.
- FIG. 2 is a plan view schematically showing an example of a component mounting machine included in a board production system.
- XYZ Cartesian coordinates consisting of the Z direction parallel to the vertical direction, the X direction parallel to the horizontal direction, and the Y direction, respectively, are shown.
- This component mounting machine 2 is provided with a pair of conveyors 21, and the components P are mounted on the substrate B carried in from the upstream side in the X direction (board transport direction) by the conveyor 21 to the working position (position of the substrate B in FIG. 2). Then, the board B on which the component P is mounted (the board B on which the component is mounted) is carried out by the conveyor 21 from the working position to the downstream side in the X direction.
- a pair of Y-axis rails 221 extending in the Y direction, a Y-axis ball screw 222 extending in the Y direction, and a Y-axis motor 223 for rotationally driving the Y-axis ball screw 222 are provided, and the X-axis rail 224 is provided. It is fixed to the nut of the Y-axis ball screw 222 in a state of being movably supported by the pair of Y-axis rails 221 in the Y direction.
- An X-axis ball screw 225 extending in the X direction and an X-axis motor 226 for rotationally driving the X-axis ball screw 225 are attached to the X-axis rail 224, and the head unit 23 can move to the X-axis rail 224 in the X direction. It is fixed to the nut of the X-axis ball screw 225 in a state of being supported by. Therefore, the Y-axis motor 223 can rotate the Y-axis ball screw 222 to move the head unit 23 in the Y direction, or the X-axis motor 226 can rotate the X-axis ball screw 225 to move the head unit 23 in the X direction. can.
- Two component supply units 24 are lined up in the X direction on both sides of the pair of conveyors 21 in the Y direction, and a feeder mounting carriage 25 is detachably attached to each component supply unit 24.
- a plurality of tape feeders F arranged in the X direction are detachably attached to the feeder mounting carriage 25.
- a plurality of feeder set positions L (m) are arranged in the X direction, and the tape feeder F is detachably attached to the feeder set position L (m).
- a component supply reel R (FIG. 4) for holding the component supply tape TP mounted on the tape feeder F is provided for each of the plurality of tape feeders F, and the feeder mounting carriage 25 holds these component supply reels R. do.
- the component supply tape TP stores small pieces P such as integrated circuits, transistors, and capacitors at predetermined intervals.
- Each tape feeder F intermittently sends out the component supply tape TP drawn from the component supply reel R to the conveyor 21 side to supply the components in the component supply tape TP to the component supply position 30 (component supply operation).
- the head unit 23 has a plurality (4) mounting heads 231 arranged in the X direction.
- Each mounting head 231 has a long shape extending in the Z direction (vertical direction), and the component P can be sucked and held by a nozzle detachably attached to the lower end thereof. That is, the mounting head 231 moves above the tape feeder F and sucks the component P supplied to the component supply position 30 by the tape feeder F. Subsequently, the mounting head 231 moves above the substrate B at the working position to release the adsorption of the component P, thereby mounting the component P on the substrate B. In this way, the mounting head 231 executes component mounting in which the component P supplied to the component supply position 30 by the tape feeder F is taken out from the component supply tape TP and mounted on the substrate B.
- Two types of tape feeders F can be attached to the component mounting machine 2.
- Two component supply tapes TP can be mounted on the tape feeder Fa at the same time, and a single component supply tape TP can be mounted on the tape feeder Fb.
- a tape feeder Fa is attached to the two component supply portions 24 on the arrow side in the Y direction via the feeder mounting carriage 25, and the two component supply portions on the opposite side of the arrow in the Y direction are supplied.
- a tape feeder Fb is attached to the portion 24 via a feeder mounting carriage 25.
- the content of the work performed by the operator to attach the component P to the tape feeder F differs between the tape feeder Fa and the tape feeder Fb. That is, the worker performs the splicing work on the tape feeder Fb. Specifically, when the number (remaining number) of the parts P stored in the single part supply tape TP mounted on the tape feeder Fb becomes equal to or less than a predetermined threshold value, the user interface 95 of the server computer 9 informs the operator. Notify the remaining number warning. When the operator confirms the remaining number warning, a new component supply tape is added to the component supply tape TP (that is, the component supply tape TP in which the number of components P to be stored is equal to or less than the threshold value) attached to the corresponding tape feeder Fb. By performing the splicing work for connecting the TP, the component P is replenished to the tape feeder Fb.
- the worker performs a work different from the splicing work. Specifically, as will be described next with reference to FIGS. 3 and 4, when the tape feeder Fa has no component P housed in one of the component supply tape TPs out of the two component supply tapes TP. , The supply of the component P stored in the other component supply tape TP is started. Therefore, the operator removes one component supply tape TP and attaches a new component supply tape TP to the tape feeder Fa to supply the component P to the tape feeder Fa.
- FIG. 3 is a side view schematically showing an example of the configuration and operation of the tape feeder.
- the forward feed direction Df parallel to the Y direction in which the tape feeder Fa sends out the carrier tape TP
- the arrow side of the forward feed direction Df is referred to as “before” the forward feed direction Df.
- the opposite side of the arrow in the forward feed direction Df is treated as "behind" the forward feed direction Df.
- the reverse feed direction Db facing opposite to the forward feed direction Df is appropriately shown.
- different reference numerals TP1 and TP2 are appropriately used for the carrier tape in the same figure and the following figures.
- the tape feeder Fa includes a feeder main body 31 which is a mechanical configuration, and feed motors Mf and Mb for driving the feeder main body 31.
- the feeder body 31 has a flat case 32 that is thin in the X direction and long in the forward feed direction Df.
- a tape insertion port 33a (indicated by a broken line) extending in the Z direction opens, and a component supply position 30 is provided on the upper surface in front of the case 32 in the forward feed direction Df.
- a tape transport path 33b from the tape insertion port 33a to the component supply position 30 is provided.
- the feeder main body 31 receives the driving force of the feed motors Mf and Mb and sends out the carrier tape TP inserted into the tape transport path 33b from the tape insertion port 33a in the forward feed direction Df, so that the component is delivered to the component supply position 30.
- Supply P the driving force of the feed motors Mf and Mb and sends out the carrier tape TP inserted into the tape transport path 33b from the tape insertion port 33a in the forward feed direction Df
- the feeder main body 31 has a sprocket 34 arranged adjacent to the tape insertion port 33a above the tape transport path 33b, and a gear 35 for transmitting the driving force of the feed motor Mb to the sprocket 34 in the case 32.
- the sprocket 34 is held inside and rotates under the driving force generated by the feed motor Mb.
- the feeder body 31 has a tape support member 36 detachably attached to the case 32.
- the tape support member 36 faces the sprocket 34 from below, and the carrier tape TP is sandwiched between the tape support member 36 and the sprocket 34 to engage the carrier tape TP with the sprocket 34.
- the sprocket 34 rotates while engaging with the carrier tape TP, so that the carrier tape TP can be sent out in the forward feed direction Df.
- the feeder main body 31 has a sprocket 37 arranged at the front end portion thereof and adjacent to the tape transport path 33b from below, and a gear 38 for transmitting the driving force of the feed motor Mf to the sprocket 37 in the case 32.
- the sprocket 37 rotates under the driving force generated by the feed motor Mf. Therefore, the sprocket 37 can intermittently convey the carrier tape TP in the forward feed direction Df by rotating intermittently while engaging with the carrier tape TP.
- the feeder main body 31 has a cutter that contacts the component supply tape TP on the upstream side of the forward feed direction Df of the component supply position 30. This cutter cuts the cover tape of the component supply tape TP intermittently transported in the forward feed direction Df at the center and winds it on both sides to expose the component P supplied to the component supply position 30.
- the configuration for exposing the component P in this way is the same as that described in, for example, Japanese Patent Application Laid-Open No. 2015-053320.
- Step S11 corresponds to a state in which the tape feeder Fa is used for component mounting by the mounting head 231. That is, the carrier tape TP1 is inserted into the feeder main body 31 along the tape transport path 33b, and the sprocket 37 intermittently transports the carrier tape TP1 in the forward feed direction Df to mount the component P on the substrate B. Is supplied to the component supply position 30. Further, in step S11, the tip of the carrier tape TP2 used for component mounting next to the carrier tape TP1 is attached between the sprocket 34 and the tape support member 36. In this way, the carrier tape TP2 to be used next stands by at the rear end portion of the feeder main body 31.
- step S12 when the component P in the carrier tape TP1 is used up and the tape feeder Fa discharges the carrier tape TP1 in the forward feed direction Df, the loading shown in step S13 is executed. Specifically, the sprocket 34 starts to rotate and sends the carrier tape TP2 toward the component supply position 30 in the forward feed direction Df, and the tip of the carrier tape TP2 is engaged with the sprocket 37. Subsequently, in step S14, when the operator executes the work of removing the tape support member 36 from the case 32, the carrier tape TP2 comes off the sprocket 34 and falls into the tape transport path 33b.
- the sprocket 37 can intermittently convey the carrier tape TP2 in the forward feed direction Df and supply the component P in the carrier tape TP2 to the component supply position 30.
- the operator attaches the tape support member 36 to the case 32 again, so that the carrier tape TP used for component mounting next to the carrier tape TP2 is placed between the sprocket 34 and the tape support member 36. It can be attached and put on standby.
- the carrier tape TP in use is inserted into the feeder main body 31 along the tape transport path 33b, while the carrier tape TP used next is tape transport. Wait above the road 33b. Then, by performing steps S12 to S14 each time the carrier tape TP is used up, the waiting carrier tape TP is inserted into the feeder main body 31 along the tape transport path 33b (loading), and then used. Can be done.
- FIG. 4 is a diagram schematically showing an example of a parts supply reel and a reel holder that holds the parts supply reel.
- the reel holder 251 is provided on the feeder mounting carriage 25 corresponding to each tape feeder F.
- the parts supply reel R and the like are shown through the reel holder 251.
- the reel holder 251 can hold the component supply reel R at each of the used position Hu and the standby position Hw behind the forward feed direction Df from the used position Hu. Then, the component supply tape TP of the component supply reel R held at the use position Hu is loaded on the tape feeder Fa and used for component supply in component mounting, while the component supply reel R held at the standby position Hw is used.
- the component supply tape TP is attached between the sprocket 34 of the tape feeder Fa and the tape support member 36. In this way, two component supply tapes TP can be attached to one tape feeder Fa.
- Arrangement-By executing a procedure such as mounting the tip of the component supply tape TP pulled out from another component supply reel R between the sprocket 34 and the tape support member 36, another component supply reel R can be attached to the tape feeder Fa. Can be attached to.
- the work of attaching the parts supply tape TP pulled out from the parts supply reel R arranged at the standby position Hw to the tape feeder Fa is appropriately referred to as “preset work”.
- the arithmetic unit 91 of the server computer 9 simulates the operation of the component mounting machine 2 to produce the component mounted board B according to the production plan 931.
- FIG. 5 is a diagram showing an example of simulation parameters required for executing a simulation.
- the information (component information) required for the component P mounted on the tape feeder F in order to produce Bn (n) sheets of the component-mounted substrate B of the substrate product type Bk (n) is the information (component information) of each substrate product type Bk (part information). n) is shown.
- This component information indicates the feeder set position L (m), component IDPid (m), component name (Pa, Pb, ..., Etc.), required number of components Pn (m), and mounting cycle Pcy (m) in association with each other.
- M 1, 2, 3, 4, .
- the calculation unit 91 creates simulation parameters by integrating the production plan 931 and the board data 932.
- the feeder set position L (m) is the position where the tape feeder F is attached as described above.
- the component IDPid (m) is an identifier for identifying the component P housed in the component supply tape TP mounted on the tape feeder F attached to the feeder set position L (m).
- the required number of parts Pn (m) is the number of parts P supplied by the tape feeder F at the feeder set position L (m) in order to produce Bn (n) pieces of the parts mounted board B of the board type Bk (n). Is shown.
- the component P supplied by the tape feeder F at the feeder set position L (m) is mounted on the substrate B in order to produce the component-mounted substrate B of the substrate type Bk (n). Shows the cycle.
- the value obtained by dividing the cycle time required to produce one component-mounted substrate B of the substrate type Bk (n) by the required number of components Pn (m) corresponds to the mounting cycle Pcy (m). Then, the suffixes "m" described in parentheses correspond to each other. That is, the tape feeder F mounted at the feeder set position L (m) in order to produce Bn (n) pieces of the component-mounted substrate B of the substrate type Bk (n) is the component P of the component IDPid (m). It is supplied at the mounting cycle Pcy (m).
- the calculation unit 91 calculates the number of parts P in the parts supply tape TP mounted on each tape feeder F operating according to the production plan 931 (and board data 932) every time a predetermined time (for example, 1 second) elapses. Run the simulation. In other words, this simulation is a component remaining number simulation for obtaining a time change of the remaining number of parts P mounted on each tape feeder F. In the component remaining number simulation, the operation of subtracting the consumption number of the component P obtained by multiplying the predetermined time by the mounting cycle Pcy (m) from the number of the component P is executed every time the predetermined time elapses. Find the time change of the remaining number (calculation of the remaining number). This remaining number calculation is executed for the tape feeder F at each feeder set position L (n).
- FIG. 6 is a diagram showing an example of the calculation content of the component remaining number simulation.
- the feeder IDFid (m) is an identifier for identifying the tape feeder F.
- the reel ID (R11, R12, etc.) is an identifier that identifies the component supply reel R that holds the component supply tape TP that houses the component P of the component IDPid (m).
- the total remaining number Prt (m) is the number of parts P housed in the parts supply tape TP attached to the tape feeder F attached to the feeder set position L (m).
- the total number of components P housed in the two component supply tapes TP is the total remaining number Prt (m), and a single component supply tape TP is used.
- the total number of components P housed in the single component supply tape TP is Prt (m).
- Warning remaining number Pre (m) gives the worker the timing to issue the remaining number warning. That is, when the total remaining number Prt (m) of the parts P mounted on the tape feeder F attached to the feeder set position L (m) becomes the warning remaining number Pre (m) or less, the remaining number warning is notified to the operator. Will be done. For the tape feeder Fa to which two component supply tape TPs are mounted, the total when the number of components P stored in one of the two component supply tapes TP becomes zero and preset work becomes possible. The remaining number Prt (m), that is, the number of parts P stored in the other part supply tape TP is the warning remaining number Pre (m).
- the above threshold value is the warning remaining number Pre (m).
- the warning remaining number Pre (m) gives the operator a timing to notify the operator of the execution of the preset work to the tape feeder Fa and the splicing work to the tape feeder Fb.
- the calculation unit 91 calculates the total remaining number Prt (m) in FIG. 6 at predetermined time intervals, so that the number of parts P attached to the tape feeder F attached to each feeder set position L (n) (total). The time change of the remaining number Prt (m)) is obtained. As a result, the out-of-parts chart shown in FIG. 7 can be obtained.
- FIG. 7 is a diagram showing an example of a parts scrap chart showing the timing at which a parts scrap error occurs.
- the component cut timing Te (m, k) at which the component P of the component Pid (m) mounted on the tape feeder F attached to the feeder set position L (m) becomes zero is set based on the component remaining number simulation. The obtained result is shown, and the component P of the component IDPid (m) becomes zero at the timing of the circle.
- the parts out timing Te indicated by the parts outage chart indicates the time required for the parts supply tape TP mounting work (preset work or splicing work) in order to avoid the parts outage error. Further, the calculation unit 91 calculates a time zone (mounting work possible time zone) in which the worker can execute the mounting work based on the result of the parts scrap chart obtained in FIG. 7 (FIG. 8).
- FIG. 7 the timing of occurrence of the component out error is shown corresponding to the component Pid (m).
- a chart showing the timing of occurrence of a component shortage error may be obtained corresponding to the feeder set position L (m) or the feeder IDFid (m).
- the control shown below can be executed in the same manner.
- FIG. 8 is a diagram showing an example of a mounting workable time zone.
- the mounting workable time zone Tw for the feeder IDFid (m) is shown.
- the end time of the mounting work possible time zone Tw is set to the above-mentioned component cut-out timing Te (m, k).
- the start time Ts (m, k) of the mounting workable time zone Tw is immediately before the component shortage timing Te (m, k), and the total number of components P mounted on the feeder IDFid (m) is the remaining number of warnings Pre. (M) It is set to the timing below, that is, the timing at which the preset work or the splicing work can be executed.
- the mounting work possible time zone Tw (m, k) of each feeder IDFid (m, k) is shown in the order of the earliest start time Ts (m, k).
- the calculation unit 91 predicts whether or not a component shortage error will occur when the component supply tape TP mounting operation is executed under predetermined replenishment conditions. That is, the worker patrols the production line 11 of the board production system 1 at a predetermined replenishment cycle, and executes the component supply tape TP mounting operation on the tape feeder F of the component mounting machine 2 (parts replenishment operation). .. Therefore, the parts replenishment work was performed under the replenishment condition which is a combination of the cycle for executing the parts replenishment (replenishment cycle) and the number of parts supply tape TPs (replenishment number) for which the mounting work is executed in one parts replenishment work. In this case, the calculation unit 91 executes a suitability prediction for predicting whether or not a part out error occurs.
- FIG. 9 is a diagram showing an example of the execution result of the suitability prediction.
- ⁇ indicates that a parts out-of-stock error does not occur when parts are replenished under the corresponding replenishment conditions
- ⁇ indicates that a parts out-of-parts error occurs when parts are replenished under the corresponding replenishment conditions.
- the horizontal axis represents the supply cycle Cy (minutes)
- the vertical axis represents the supply number Q
- one cell represents one supply condition (combination of the supply cycle Cy and the supply number Q).
- the suitability prediction it is predicted whether or not a parts out error occurs when the parts replenishment work is performed under each replenishment condition (Cy, Q).
- the calculation unit 91 executes suitability prediction for each of a plurality of supply conditions (Cy, Q) in which at least one of the supply cycle Cy and the supply number Q is different.
- the calculation unit 91 determines whether or not a parts out error has occurred based on the work standard time required for each work executed in the parts supply work. Specifically, when the standard work time for collection and transportation work is Sa (seconds) and the standard work time for mounting work is Sb (seconds), Q parts supply tapes TP are sequentially mounted on the tape feeder F. The work is simulated, and it is determined whether or not the parts replenishment work for mounting the Q parts supply tape TP can be completed within the replenishment cycle Cy.
- the work standard time Sa of the collection and transportation work is the time required to take out the parts supply tape TP to be the target of the parts supply work from the parts storage 41 to the transportation trolley and to transport the transportation trolley to the parts mounting machine 2.
- the work standard time Sb of the mounting work is the time required for the mounting work of one component supply tape TP.
- the calculation unit 91 determines one supply condition for actually executing the parts supply work from among a plurality of supply conditions targeted for the suitability prediction. At this time, the calculation unit 91 displays the operation screen on the display of the user interface 95, and determines the replenishment conditions according to the input operation on the operation screen by the operator.
- FIGS. 10A to 10D are diagrams showing an example of an operation screen displayed on the display of the user interface.
- the operator can input whether or not to have the calculation unit 91 automatically select the optimum replenishment condition (optimal condition) from the plurality of replenishment conditions (Cy, Q). That is, when the operator performs an input operation for checking the check box of "automatic selection of optimum conditions", the calculation unit 91 automatically selects the optimum conditions. Further, at the time of automatic selection, it is possible to select whether or not to set the time interval of the supply cycle Cy.
- the calculation unit 91 performs the appropriateness prediction.
- the replenishment conditions (Cy, Q) in which the replenishment cycle Cy is a multiple of 5 minutes, which is predicted not to cause a component shortage error, the optimum selection condition that the replenishment cycle Cy is the maximum and the replenishment number Q is the maximum is satisfied.
- One supply condition (Cy, Q) is selected as the optimum condition. In the example of FIG.
- the calculation unit 91 selects a supply condition (30 minutes, 20 lines) having a supply cycle Cy of 30 minutes (multiple of 5 minutes) and a supply number Q of 20 lines as the optimum conditions, and the result is 10B is displayed. If there is no supply condition (Cy, Q) in which the condition that the supply cycle Cy is the maximum and the supply number Q is the maximum is not present, one supply that maximizes the supply cycle Cy regardless of the supply number Q is present.
- the condition (Cy, Q) may be selected as the optimum condition.
- the replenishment condition predicted that the parts out error does not occur in the suitability prediction.
- (Cy, Q) one supply condition (Cy, Q) that satisfies the optimum selection condition that the supply cycle Cy is the maximum and the supply number Q is the maximum is selected as the optimum condition.
- the calculation unit 91 selects a supply condition (31 minutes, 20 lines) having a supply cycle Cy of 31 minutes and a supply number Q of 20 as the optimum condition, and the screen of FIG. 10C showing the result. Is displayed.
- condition (Cy, Q) If there is no supply condition (Cy, Q) in which the condition that the supply cycle Cy is the maximum and the supply number Q is the maximum is not present, one supply that maximizes the supply cycle Cy regardless of the supply number Q is present.
- the condition (Cy, Q) may be selected as the optimum condition.
- the calculation unit 91 displays the result of the suitability prediction of the plurality of supply conditions (Cy, Q) shown in FIG. 9 on the display of the user interface 95. indicate. Then, the operator can execute an input operation for selecting any one supply condition (Cy, Q) from the plurality of supply conditions (Cy, Q). Then, the calculation unit 91 displays the details (supply cycle Cy and supply number Q) of the supply conditions (Cy, Q) selected by the operator by the input operation.
- the replenishment condition (Cy, Q) predicted to cause a parts shortage error in the suitability prediction may be selected by the operator.
- the calculation unit 91 displays the screen of FIG. 10D showing the occurrence status of the component shortage error. This screen displays the details of the selected replenishment condition (Cy, Q), the date and time when the part out error occurs, and the part ID.
- FIG. 11 is a flowchart showing the contents executed by the arithmetic unit according to the parts supply work support program. The above-mentioned calculation is executed by the calculation unit 91 according to the parts supply work support program 933. This point will be described in detail with reference to FIG.
- step S101 the calculation unit 91 executes a component remaining number simulation based on the production plan 931 and the board data 932, and obtains the time when the component shortage error illustrated in FIG. 7 occurs.
- step S102 the supply number Q and the supply cycle Cy are reset to the initial values. As a result, the number of replenishment Q is 1, and the replenishment cycle Cy is set to 1 minute. That is, the supply conditions (1, 1) at the lower left of FIG. 9 are set.
- step S103 the component supply tape TP to be mounted on the tape feeder F is sorted in order of earliest occurrence time of the component shortage error of the tape feeder F.
- step S104 the calculation unit 91 performs a simulation in which the component supply tape TP from the beginning to the number of supplies Q is mounted on the tape feeder F as the target component supply tape TP in the sort order.
- the work of attaching the target component supply tape TP is started after the work standard time Sa (seconds) of the collection and transportation work has elapsed.
- the parts are mounted on the tape feeder F in order from the component supply tape TP having the earliest start time Ts in the mounting work possible time zone Tw.
- step S106 When the time of the replenishment cycle Cy elapses in step S105, it is determined in step S106 whether or not the mounting work of the target component supply tape TP of the replenishment number Q is completed. When the mounting work is not completed (when "NO” in step S106), it is determined that a component shortage error occurs under the replenishment conditions (Cy, Q), and the result of the suitability determination is recorded as "x”. (Step S107).
- step S106 when the mounting work is completed (when "YES” in step S106), the parts are cut off by the tape feeder F different from the tape feeder F to which the Q target component supply tape TP is mounted. It is determined whether or not an error has occurred (step S108). When a component shortage error has occurred (when "YES” in step S108), the result of the suitability determination is recorded as "x" (step S107).
- step S109 If no out-of-parts error has occurred ("NO" in step S108), it is determined in step S109 whether or not the production plan 931 has been completed. If the production plan 931 is not completed (in the case of "NO” in step S109), the process returns to step S104. On the other hand, when the production plan 931 is completed (when "YES” in step S109), whether or not the occurrence of a part out error (x mark) is recorded under the current supply conditions (Cy, Q). Is determined (step S110). If the occurrence of a component shortage error (x mark) is not recorded (in the case of "NO” in step S110), the result of the suitability determination is recorded as " ⁇ " (step S111), and the process proceeds to step S112. On the other hand, if the occurrence of a part-out error (x mark) is recorded (when "YES” in step S110), the process proceeds to step S112 as it is.
- step S112 it is determined whether or not the supply number Q of the supply conditions (Cy, Q) exceeds the maximum workable number.
- the maximum workable number may be set to, for example, the maximum number of transport vehicles mounted, or may be set to the number according to the input operation to the user interface 95 by the operator.
- the number of replenishment Q is less than or equal to the maximum number of workable (in the case of "NO" in step S112)
- the number of replenishment Q of the replenishment condition (Cy, Q) is incremented by one (step S113), and then the step. Return to S103. In this way, steps S103 to S111 are repeated until "YES" is obtained in step S112.
- step S112 When the number of replenishment Q exceeds the maximum number of workable lines (when "YES” in step S112), it is determined whether or not the replenishment cycle Cy of the replenishment condition (Cy, Q) exceeds the maximum replenishment cycle (when the number of replenishment Q exceeds the maximum workable number). Step S114).
- This maximum replenishment cycle is set according to the input operation to the user interface 95 by the operator.
- the replenishment cycle Cy is equal to or less than the maximum replenishment cycle
- the replenishment cycle Cy of the replenishment condition (Cy, Q) is incremented by a predetermined time (for example, 1 minute) (step S115), and then the process returns to step S103. In this way, steps S103 to S113 are repeated until "YES" is obtained in step S114.
- the supply cycle Cy which is the cycle for executing the parts supply work (preset work / splicing work) by the operator for attaching the parts supply tape TP to the tape feeder F, and the target of the parts supply work.
- the parts replenishment work is executed under the replenishment conditions (Cy, Q) including the replenishment number Q (replenishment number) which is the number of parts P (in other words, the number of parts supply tape TPs)
- a parts out error occurs.
- Is executed based on the production plan 931 steps S101 to S111). Therefore, based on the result of this suitability prediction, it is possible to determine whether or not the supply cycle Cy and the number of supplies Q of the parts supply work are appropriate. In this way, it is possible to easily determine the suitability of the supply cycle Cy and the number of supplies Q for the parts supply work, which is useful for improving the work efficiency.
- the calculation unit 91 executes a simulation (simulation of the remaining number of parts) for calculating the state of the component mounting machine 2 (the number of remaining parts of the tape feeder F) operating according to the production plan 931 every time a predetermined time elapses. Execute the suitability prediction based on. In such a configuration, suitability prediction can be executed according to the state of the component mounting machine 2 that changes with the passage of time.
- the calculation unit 91 calculates the parts shortage timing Te (work required time) that requires parts replenishment work in order to avoid the parts shortage error by simulation (step S101). Then, the calculation unit 91 determines whether or not the parts replenishment work can be executed by the parts out timing Te by executing the parts replenishment work in the replenishment cycle Cy indicated by the replenishment conditions (Cy, Q). Execute the prediction (steps S103 to S111). In such a configuration, it is possible to obtain the component cut-out timing Te that requires the component replenishment work in accordance with the state of the component mounting machine that changes with the passage of time, and to accurately execute the suitability prediction.
- the calculation unit 91 executes suitability prediction for each of a plurality of supply conditions (Cy, Q) having different combinations of the supply cycle Cy and the number of supply Qs, so that the calculation unit 91 can select from the plurality of supply conditions (Cy, Q). , Find the proper replenishment conditions (replenishment conditions marked with ⁇ (Cy, Q)) that do not cause a part-out error (Fig. 9).
- an appropriate supply condition (Cy, Q) is required from among a plurality of supply conditions (Cy, Q). Therefore, by executing the parts replenishment work according to the proper replenishment conditions (Cy, Q), the occurrence of the parts out error can be effectively suppressed.
- the calculation unit 91 changes the supply cycle Cy within the range where the supply cycle Cy does not exceed the maximum supply cycle (steps S114 and S115), and changes the supply number Q within the range where the supply number Q does not exceed the maximum supply number. (Steps S112 and S113) to generate a plurality of supply conditions (Cy, Q). In such a configuration, each of the supply cycle Cy and the supply number Q can be contained in an appropriate range.
- the calculation unit 91 satisfies the appropriate supply condition (Cy) that satisfies the condition that the supply cycle Cy is an integral multiple of the predetermined set time (time of the pull-down menu in FIG. 10A) from the appropriate supply conditions (Cy, Q). , Q).
- the predetermined set time time of the pull-down menu in FIG. 10A
- the parts replenishment work can be executed in a well-separated replenishment cycle Cy.
- the calculation unit 91 sets the time input by the operator to a predetermined set time (FIG. 10). With such a configuration, the worker can execute the parts replenishment work in the replenishment cycle Cy that is efficient for himself / herself.
- a user interface 95 for displaying information to the operator is provided, and the calculation unit 91 causes the user interface 95 to display appropriate supply conditions (Cy, Q) (FIG. 10B).
- the operator can easily confirm the appropriate replenishment condition (Cy, Q) by the display of the user interface 95.
- the calculation unit 91 has a plurality of appropriate supply conditions (Cy, Q)
- the calculation unit 91 has the appropriate supply condition (31 minutes) in which the supply cycle Cy is the longest among the plurality of appropriate supply conditions (Cy, Q). , 20) is selected as the recommended replenishment condition, and the recommended replenishment condition is displayed on the user interface 95 (FIG. 10C).
- the recommended replenishment condition is displayed on the user interface 95 (FIG. 10C).
- the calculation unit 91 displays a plurality of supply conditions (Cy, Q) on the user interface 95 in association with the result of each suitability prediction (FIG. 9).
- the operator can easily confirm the suitability of each supply condition (Cy, Q) by displaying the user interface 95.
- the user interface 95 accepts a selection operation (input operation) by an operator. Then, the calculation unit 91 causes a component out error as a result of predicting the suitability of the supply condition (Cy, Q) selected by the operator from the plurality of supply conditions (Cy, Q) displayed on the user interface 95. When is indicated, the occurrence status of the part out error is displayed on the user interface 95 (FIG. 10D). In such a configuration, the occurrence status of the component shortage error when the component replenishment operation is executed under the selected replenishment condition (Cy, Q) can be easily confirmed by the display of the user interface 95.
- the substrate production system 1 corresponds to an example of the "board production system” of the present invention
- the recording medium 12 corresponds to an example of the “recording medium” of the present invention
- the component mounting machine 2 corresponds to the component mounting machine 2.
- the mounting head 231 corresponds to an example of the "mounting head” of the present invention
- the server computer 9 corresponds to an example of the "parts replenishment work support device” of the present invention.
- the calculation unit 91 corresponds to an example of the "calculation unit” of the present invention
- the storage unit 93 corresponds to an example of the “storage unit” of the present invention
- the production plan 931 corresponds to an example of the "production plan” of the present invention.
- the parts supply work support program 933 corresponds to an example of the "parts supply work support program" of the present invention
- the user interface 95 corresponds to an example of the "user interface” of the present invention
- the substrate B corresponds to the "board” of the present invention.
- the replenishment cycle Cy corresponds to an example of the "replenishment cycle” of the present invention
- the number of replenishment Q corresponds to an example of the "number of replenishment” of the present invention
- the replenishment conditions (Cy, Q) correspond to this example.
- the tape feeder F corresponds to an example of the "feeder” of the present invention
- the tape feeder Fa corresponds to an example of the "type 1 feeder” of the present invention
- the component P corresponds to an example of the "replenishment condition” of the present invention.
- the parts supply tape TP corresponds to an example of the "parts storage member” of the present invention
- the parts cut timing Te corresponds to an example of the "working time required” of the present invention.
- the component remaining number simulation corresponds to an example of the "simulation” of the present invention
- the replenishment conditions (Cy, Q) marked with a circle in FIG. 9 correspond to an example of the "appropriate replenishment condition", and "32" in FIG.
- Minute corresponds to an example of the "maximum replenishment cycle” of the present invention
- "20" in FIG. 9 corresponds to an example of the “maximum number of replenishment” of the present invention
- in FIG. 10 Corresponds to an example of the "recommended replenishment condition" of the present invention
- the time shown in the pull-down menu on the operation screen of FIG. 10 corresponds to an example of the "set time” of the present invention.
- the present invention is not limited to the above-described embodiment, and various modifications can be made to the above-mentioned one without departing from the spirit of the present invention.
- a new parts supply tape TP taken out from the parts storage 41 is mounted on the tape feeder F. Therefore, for example, at the plurality of component cut timings Te (m, 1), Te (m, 2), Te (m, 3), ... Shown in FIG. 7, the component supply tape TP for storing the same number of components P is used. It is attached to the tape feeder F.
- FIG. 12 is a flowchart showing a modified example of the content executed by the arithmetic unit according to the parts supply work support program.
- the difference between FIGS. 12 and 11 is the content of execution in step S104 and the presence or absence of step S201.
- these differences will be mainly described, and the common parts will be described with corresponding reference numerals. Is omitted.
- step S104 of the flowchart of FIG. 12 when the used parts supply tape TP is attached, the simulation is performed under the condition that the number of parts P corresponding to the usage history of the parts supply tape TP is attached to the tape feeder F. Is done. Then, on the premise of the above conditions, the component remaining number simulation is executed based on the production plan 931 and the board data 932, and the component shortage timing Te is calculated (step S201).
- the simulation of the remaining number of parts is executed every time the parts replenishment work (step S104) is executed (step S201), and the parts out timing Te (work is required) according to the number of parts replenished by the parts replenishment work. Time) is updated.
- the parts out timing Te work is required according to the number of parts replenished by the parts replenishment work. Time
- the parts supply tape TP attachment work preset work, splicing work
- the work that can be performed as parts supply work is not limited to these. This point will be described with reference to FIG.
- FIG. 13 is a block diagram showing a modified example of a board production system that produces a board on which components are mounted.
- the board production system 1 includes a temporary storage shelf 43 arranged adjacent to each component mounting machine 2, and the component P to be mounted on the component mounting machine 2 is placed on the temporary storage shelf 43. Can be left.
- the temporary storage shelf 43 is provided at a position closer to the component mounting machine 2 than the component storage 41, and the operator can keep the component P on standby in the temporary storage shelf 43.
- the tape feeder Fb type 2 feeder
- the splicing work may be executed for the component supply tape TP waiting on the temporary storage shelf 43, and the splicing work can be executed easily and promptly. Can be done.
- the arithmetic unit 91 can support the parts supply work by assuming that the temporary placement work of taking out the parts supply tape TP from the parts storage 41 and transporting the parts supply tape TP to the temporary storage shelf 43 is executed as the parts supply work.
- the simulation is executed including the execution of the temporary placement work. Since the temporary placement work will be performed along with the transportation work, in this simulation, the work standard time of the temporary placement work is included in the work standard time Sa (seconds) of the above-mentioned collection and transportation work, and is not separately provided. You may.
- the execution timing of this temporary placement work is set earlier than the timing at which the remaining number warning is notified to the tape feeder F that is the target of the splicing work. For example, it can be configured to perform the temporary placement work in the parts replenishment work before the parts replenishment work in which the splicing work is performed.
- FIG. 14 is a diagram schematically showing an operation with alternate supplementation.
- the tape feeder Fb with the diagonal hatching is the tape feeder Fb in which the component P is being supplied.
- tape feeders Fb are attached to the five feeder set positions L (1) to L (5), and the tape feeders Fb at the feeder set positions L (2) and L (3) supply the component P. I do.
- a component supply tape TP for accommodating components P of the same type is attached to the tape feeders Fb at the feeder set positions L (1) to L (4).
- step S22 the operator carries the tape feeder Fb for replenishing the alternate from the parts storage 41 and attaches it to the feeder set positions L (6) and L (7).
- a part P of the same type as the TP is stored.
- step S23 the number of parts P stored in the parts supply tape TP attached to the tape feeders Fb at the feeder set positions L (2) and L (3) becomes zero.
- the supply of the component P by the tape feeder Fb at the feeder set positions L (2) and L (3) is terminated, and the component P by the tape feeder Fb at the feeder set positions L (1) and L (4) is terminated.
- Supply starts.
- step S24 the operator removes the tape feeder Fb from the feeder set positions L (2) and L (3), and also removes the feeder set positions L (2) and L from the feeder set positions L (6) and L (7).
- the work of replacing the tape feeder Fb in (3) is executed. Further, the operator carries the tape feeder Fb for supplying the alternate from the parts storage 41 and attaches it to the feeder set positions L (8) and L (9).
- the feeder set positions L (2) and L ( The tape feeder Fb mounted on the tape feeder Fb of 3) can start supplying parts. Further, the operator removes the tape feeder Fb from the feeder set positions L (1) and L (4), and also removes the feeder set positions L (1) and L (4) from the feeder set positions L (8) and L (9). ) Can be replaced with the tape feeder Fb.
- the calculation unit 91 carries the tape feeder Fb for the alternate from the parts storage 41 and attaches the tape feeder Fb to the feeder set positions L (6) and L (7) (step S22), and the tape feeder Fb is the feeder. It is possible to support the parts replenishment work by executing the alternate replacement work of replacing the set positions L (6) and L (7) with the feeder set positions L (2) and L (3) as the parts replenishment work. In such a case, in step S104, the simulation is executed including the execution of the alternate mounting work or the alternate replacement work. On this occasion. The simulation may be executed by setting the work standard time for each of the alternate installation work and the alternate replacement work.
- the execution timing of the alternate mounting work is set after the remaining number warning is notified to the tape feeders Fb at the feeder set positions L (2) and L (3). Further, the alternate replacement work remains for the feeder set positions L (1) and L (4) where the supply of the component P is started following the tape feeder Fb at the feeder set positions L (2) and L (3). Set before the number warning is notified.
- the tape feeder Fb mounted at one of the feeder set positions L (1), L (2), ... (Feeder mounting portion) is supplied as a component.
- the component supply tape TP for accommodating the component P of the same type as the component supply tape TP mounted on the tape feeder Fb at one feeder set position L (2) is mounted.
- Alternate attachment work (feeder attachment work) for attaching the tape feeder Fb to another feeder set position L (6) different from one feeder set position L (2) is included in the parts supply work (step S22).
- the tape feeder Fb is removed from the one feeder set position L (2), and another Alternate replacement work (feeder replacement work) for attaching the tape feeder Fb at the feeder set position L (6) to one feeder set position L (2) is included in the parts supply work.
- feeder replacement work feeder replacement work
- the setting mode of the standard work time can be changed in various ways.
- the work standard time of each work may be set to the average value of the actual results obtained by measuring the time required for each work during the execution of the board production.
- the working standard time may be set to the value input by the worker.
- the work standard time of the splicing work and the preset work is set to Sb (seconds), respectively.
- these working standard times may be set to different times.
- the flowchart of FIG. 11 or 12 may be performed daily before the start of substrate production.
- the type of feeder is not limited to the tape feeder, but may be a stick feeder or a tray feeder.
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Abstract
Description
・部品Pが切れた部品供給リールRを使用位置Huから取り除く
・部品実装で使用される部品供給リールRを待機位置Hwから使用位置Huへ移動させる
・別の部品供給リールRを待機位置Hwに配置する
・別の部品供給リールRから引き出した部品供給テープTPの先端をスプロケット34とテープ支持部材36との間に装着する
といった手順を実行することで、別の部品供給リールRをテープフィーダFaに装着できる。なお、本明細書では、待機位置Hwに配置した部品供給リールRから引き出した部品供給テープTPをテープフィーダFaに装着する作業を「プリセット作業」と適宜称する。
12…記録媒体
2…部品実装機
231…実装ヘッド
9…サーバコンピュータ(部品補給作業支援装置)
91…演算部
93…記憶部
931…生産計画
933…部品補給作業支援プログラム
95…ユーザインターフェース
B…基板
Cy…補給周期
Q…補給本数(補給個数)
(Cy、Q)…補給条件が本発明の「補給条件」の一例に相当し、
F…テープフィーダ(フィーダ)
Fa…テープフィーダ(第1種フィーダ)
P…部品
TP…部品供給テープ(部品収納部材)
Te…部品切れタイミング(作業必要時間)
Claims (20)
- フィーダに装着された部品を前記フィーダによって供給しつつ実装ヘッドにより基板に実装する部品実装機を生産計画に従って動作させることで、部品が実装された基板を生産する基板生産システムで使用される前記生産計画を記憶する記憶部と、
前記フィーダに部品を装着するための作業者による部品補給作業を実行する周期である補給周期と、前記部品補給作業の対象とする部品の個数である補給個数とを含む補給条件で前記部品補給作業を実行した場合に、前記フィーダに装着された部品が切れて前記フィーダによる部品供給が中断する部品切れエラーが前記基板生産システムで発生するか否かを前記生産計画に基づき予測する適否予測を実行する演算部と
を備える部品補給作業支援装置。 - 前記演算部は、前記生産計画に従って動作する前記部品実装機の状態を所定時間を経過する度に算出するシミュレーションを実行した結果に基づき前記適否予測を実行する請求項1に記載の部品補給作業支援装置。
- 前記演算部は、前記部品切れエラーを回避するために前記部品補給作業が必要となる作業必要時間を前記シミュレーションにより算出して、前記補給条件が示す前記補給周期で前記部品補給作業を実行することで前記作業必要時間までに前記部品補給作業を実行できるか否かを判断することで、前記適否予測を実行する請求項2に記載の部品補給作業支援装置。
- 前記シミュレーションでは、前記部品補給作業の実行の度に前記部品補給作業による前記補給個数に応じて前記作業必要時間を更新する請求項3に記載の部品補給作業支援装置。
- 前記演算部は、前記補給周期および前記補給個数の組み合わせが異なる複数の前記補給条件のそれぞれで前記適否予測を実行することで、複数の前記補給条件のうちから、前記部品切れエラーが発生しない適正補給条件を求める請求項1ないし4のいずれか一項に記載の部品補給作業支援装置。
- 前記演算部は、前記補給周期が最大補給周期を超えない範囲で前記補給周期を変更しつつ、前記補給個数が最大補給個数を超えない範囲で前記補給個数を変更することで、複数の前記補給条件を生成する請求項5に記載の部品補給作業支援装置。
- 前記演算部は、前記適正補給条件のうちから、前記補給周期が所定の設定時間の整数倍であるという条件を満たす前記適正補給条件を選択する請求項6に記載の部品補給作業支援装置。
- 前記演算部は、作業者によって入力された時間を前記所定の設定時間に設定する請求項7に記載の部品補給作業支援装置。
- 作業者に情報を表示するユーザインターフェースをさらに備え、
前記演算部は、前記適正補給条件を前記ユーザインターフェースに表示させる請求項5ないし8のいずれか一項に記載の部品補給作業支援装置。 - 前記演算部は、複数の前記適正補給条件が存在する場合には、複数の前記適正補給条件のうちから前記補給周期が最長となる前記適正補給条件を推奨補給条件として選択して、前記ユーザインターフェースに前記推奨補給条件を表示させる請求項9に記載の部品補給作業支援装置。
- 前記演算部は、複数の前記補給条件をそれぞれの前記適否予測の結果と対応付けて前記ユーザインターフェースに表示させる請求項9または10に記載の部品補給作業支援装置。
- 前記ユーザインターフェースは、前記作業者による選択操作を受け付け、
前記演算部は、前記ユーザインターフェースに表示される複数の前記補給条件のうちから作業者により選択された前記補給条件の前記適否予測の結果が前記部品切れエラーの発生を示す場合、前記部品切れエラーの発生状況を前記ユーザインターフェースに表示させる請求項9ないし11のいずれか一項に記載の部品補給作業支援装置。 - 前記部品実装機では、装着された部品収納部材に収納された部品をそれぞれ供給する複数の前記フィーダが配列されて、前記フィーダが前記部品収納部材から供給する部品が前記実装ヘッドによって前記基板に実装され、
前記部品補給作業は、前記部品収納部材を前記フィーダに装着するために前記作業者により実行される作業である請求項1ないし12のいずれか一項に記載の部品補給作業支援装置。 - 前記複数の前記フィーダは、複数の前記部品収納部材を装着可能である第1種フィーダを含み、
前記第1種フィーダは、複数の前記部品収納部材のうち、一の部品収納部材に収納される部品がなくなると、他の部品収納部材に収納される部品の供給を開始し、
前記部品補給作業は、前記一の部品収納部材に収納された部品がなくなると、新たな前記部品収納部材を前記第1種フィーダに装着するプリセット作業を含む請求項13に記載の部品補給作業支援装置。 - 前記複数の前記フィーダは、単一の前記部品収納部材を装着可能である第2種フィーダを含み、
前記部品補給作業は、前記第2種フィーダに装着予定の前記部品収納部材を、前記部品収納部材の保管庫から取り出して、前記保管庫よりも前記部品実装機の近くに配置された仮置き棚に運搬する仮置き作業を含む請求項13または14に記載の部品補給作業支援装置。 - 前記部品実装機は、前記フィーダがそれぞれ装着可能な複数のフィーダ取付部が設けられ、前記フィーダは、前記フィーダ取付部に装着された状態で前記部品収納部材からの部品の供給を実行し、
前記部品補給作業は、前記複数のフィーダ取付部のうち、一のフィーダ取付部に装着された前記フィーダが前記部品収納部材からの部品の供給を実行中において、前記一のフィーダ取付部の前記フィーダに装着された前記部品収納部材と同一種類の部品を収納する前記部品収納部材が装着された前記フィーダを、前記一のフィーダ取付部と異なる他のフィーダ取付部に取り付けるフィーダ取付作業を含む請求項13ないし15のいずれか一項に記載の部品補給作業支援装置。 - 前記部品補給作業は、前記一のフィーダ取付部の前記フィーダに装着された前記部品収納部材に部品がなくなった後に、前記一のフィーダ取付部から前記フィーダを取り外して、前記他のフィーダ取付部の前記フィーダを前記一のフィーダ取付部に取り付けるフィーダ交換作業を含む請求項16に記載の部品補給作業支援装置。
- フィーダに装着された部品を前記フィーダによって供給しつつ実装ヘッドにより基板に実装する部品実装機を生産計画に従って動作させることで、部品が実装された基板を生産する基板生産システムで使用される前記生産計画を取得する工程と、
前記フィーダに部品を装着するための作業者による部品補給作業を実行する周期である補給周期と、前記部品補給作業の対象とする部品の個数である補給個数とを含む補給条件で前記部品補給作業を実行した場合に、前記フィーダに装着された部品が切れて前記フィーダによる部品供給が中断する部品切れエラーが前記基板生産システムで発生するか否か前記生産計画に基づきを予測する適否予測を演算により実行する工程と
を備える部品補給作業支援方法。 - フィーダに装着された部品を前記フィーダによって供給しつつ実装ヘッドにより基板に実装する部品実装機を生産計画に従って動作させることで、部品が実装された基板を生産する基板生産システムで使用される前記生産計画を取得する工程と、
前記フィーダに部品を装着するための作業者による部品補給作業を実行する周期である補給周期と、前記部品補給作業の対象とする部品の個数である補給個数とを含む補給条件で前記部品補給作業を実行した場合に、前記フィーダに装着された部品が切れて前記フィーダによる部品供給が中断する部品切れエラーが前記基板生産システムで発生するか否かを前記生産計画に基づき予測する適否予測を実行する工程と
を、コンピュータに実行させる部品補給作業支援プログラム。 - 請求項19に記載の部品補給作業支援プログラムをコンピュータにより読み取り可能に記録する記録媒体。
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