JP7371166B2 - Feeder status display system - Google Patents

Description

This specification discloses a technology related to a feeder status display system applied to a component mounting line in which a plurality of component mounting machines are arranged along a circuit board transport route.

In recent years, as described in Patent Document 1 (International Publication WO 2017/141365), a feeder set in a feeder set section of a plurality of component mounters constituting a component mounting line and a feeder removed from the feeder set section have been introduced. By placing the feeder storage that stores the feeders upstream of the component mounting line and moving the automatic exchange device across the feeder storage and multiple component mounters, the automatic exchange device can store the feeders in the feeder storage. There is a component mounting line that takes out a feeder from a component mounter and sets it in a feeder setting section of one of the component mounters, and also collects the feeder removed from the feeder set section of one of the component mounters into a feeder storage.

In a component mounting line equipped with such an automatic exchange device, as described in Patent Document 2 (International Publication WO 2018/127956), there is a gap between the work place where the worker works and the feeder storage. A moving feeder transport device is placed, a worker loads a replacement feeder onto the feeder transport device at the work site, the feeder transport device transports the replacement feeder to the feeder storage, and the feeder transport device loads the replacement feeder onto the feeder transport device. Some feeders are reloaded into a feeder storage, and replaced feeders collected in the feeder storage are reloaded onto a feeder transport device and returned to the work site.

International Publication WO2017/141365 Publication International Publication WO2018/127956 Publication

As in Patent Documents 1 and 2 above, in a component mounting line equipped with an automatic replacement device, the automatic replacement device automatically performs feeder replacement work for the feeder setting section of each component mounter. The person replenishes and collects feeders from a feeder storage located upstream of the component mounting line, or replenishes feeders from a feeder transport device at a work location away from the component mounting line. - Collection work is being carried out.

Some of the feeders that workers collect from feeder storage or feeder transport equipment can be reused as they are in later production, but feeders that have stopped due to an error such as a part suction error during production, or are out of parts or parts There are also feeders that cannot be reused as they are, such as feeders with a small number remaining (feeders that require adjustment work, tape reel replacement work, etc.).

However, it is difficult for a worker to visually determine whether or not a feeder loaded in a feeder storage or feeder transport device can be reused based on its appearance. Even if the feeder collected from the feeder cannot be reused as it is, there is a possibility that the feeder may be mistakenly determined to be reusable and may be reused as is.

The inventions according to claims 1 and 2 provide a plurality of component mounters arranged along a circuit board conveyance path, a feeder set in a feeder setting section of the plurality of component mounters, and a feeder removed from the feeder set section. It is applied to a component mounting line equipped with a feeder storage for storing loaded feeders, and is equipped with a feeder transport device that automatically travels between a work place where a worker works and the feeder storage, and a feeder transport device that automatically travels between a work place where a worker works and the feeder storage, loads a replacement feeder onto the feeder transport device, and the feeder transport device transports the replacement feeder to the feeder storage; the feeder transport device reloads the replacement feeder to the feeder storage; A state in which the replaced feeder collected in the warehouse is placed on the feeder transport device and returned to the work place, and the status of the feeder is displayed on the end face or upper end face on the side in the removal direction of the feeder. A common technical feature is a configuration in which a display section is provided, and the state of the feeders loaded on the feeder transport device and the state of the feeders collected in the feeder storage are displayed on the state display section of the feeder. It embodies the technical idea to achieve this goal.

Specifically, the invention according to claim 1 provides that the feeder is rewritten to store and hold information on the status of the feeder displayed on a status display unit provided on the end face portion or the upper end face portion of the feeder in the removal direction. the feeder conveying device includes a non-volatile storage unit that can store loaded feeders; and a control unit that causes the storage unit to store information on the state of the feeder set in the feeder setting unit during production. to display the status of the feeder stored and held in the storage unit of the feeder on the status display unit, and the feeder storage unit supplies power to the feeder collected from the component mounter to the feeder storage unit. The state of the feeder, which is stored and held in the storage section of the feeder by supplying power, is displayed on the status display section.
Further, the invention according to claim 2 includes a production management computer communicatively connected to the plurality of component mounting machines and the feeder storage, and the production management computer is configured to connect the plurality of component mounting machines to the feeder storage. and communicating with the feeder storage to acquire identification information (hereinafter referred to as "feeder ID") of the plurality of component mounting machines and the feeders set in the feeder storage to manage production on the component mounting line. At the same time, during production of the plurality of component mounting machines, the status of the feeder set in the feeder setting section is monitored, information on the status of the feeder is associated with the feeder ID, and the information is used for the production management during the production. The feeder transport device is configured to be able to communicate with the production management computer, and the feeder transport device is configured to be able to communicate with the production management computer, and to obtain the feeder ID from the feeder by supplying power to the feeder loaded on the feeder transport device. The state of the feeder corresponding to the ID is obtained by inquiring the production control computer, the state of the feeder is displayed on the state display section , and the feeder storage is collected from the component mounting machine to the feeder storage. supplying power to the feeder, acquiring the feeder ID from the feeder, querying the production management computer to acquire the status of the feeder corresponding to the feeder ID, and displaying the status of the feeder on the status display section. This is what I did.

In the inventions according to claims 1 and 2 as described above, the status display section is provided on the end surface portion or the upper end surface portion on the removal direction side, which is a position that is easy to see from the operator side of the feeders loaded on the feeder transport device, Since the status of the feeder is displayed on this status display, the operator can check the status of the feeder by simply looking at the display on the status display of the feeder loaded on the feeder transport device that has returned to the work place. easy to know. Thereby, the operator can easily determine whether or not the feeder recovered from the feeder transport device can be reused as is, just by visual inspection.
In addition, power is supplied from the component mounter to the feeder collected in the feeder storage, and the status of the feeder is displayed on the status display section provided on the end face or upper end face on the side in the removal direction. A person can easily know the status of the feeder collected from the component mounting machine into the feeder storage by simply looking at the display on the status display section of the feeder. Thereby, the operator can easily determine whether or not the feeder collected from the component mounting machine can be reused as is, just by visual inspection.

FIG. 1 is a perspective view showing the overall configuration of a component mounting line according to the first embodiment. FIG. 2 is a perspective view schematically showing the configuration of an automatic exchange device and a component mounting machine. FIG. 3 is a block diagram schematically showing the configuration of a component mounting line equipped with an automatic exchange device. FIG. 4 is a perspective view of the feeder viewed from an oblique direction on the removal direction side. FIG. 5 is a side view of the feeder. FIG. 6 is an enlarged longitudinal sectional front view showing the holding structure on the upper end surface side of the feeder set in the feeder accommodation space of the component mounting machine. FIG. 7 is a partially cutaway side view showing an enlarged view of the clamp structure on the upper end surface side of the feeder set in the feeder accommodation space of the component mounting machine. FIG. 8 is an enlarged perspective view of a status display section provided on the end face of the feeder in the removal direction. FIG. 9 is a block diagram showing the electrical connection relationship between the feeder set in the feeder setting section of the component mounter and the component mounter. FIG. 10 is a block diagram showing the electrical connection relationship between the feeders stored in the feeder storage and the feeder storage.

Two Examples 1 and 2 disclosed in this specification will be described below.

Example 1 will be described using FIGS. 1 to 10.
First, the configuration of the component mounting line 10 will be explained using FIGS. 1 to 3.

The component mounting line 10 is configured by arranging a plurality of component mounting machines 12 along the conveyance direction (X direction) of the circuit boards 11. On the board loading side of the component mounting line 10, solder is applied to the circuit boards 11. A solder printing machine (not shown) for printing, a feeder storage 19 for storing cassette-type feeders 14 (see FIGS. 4 and 5), and the like are installed.

As shown in FIG. 2, each component mounter 12 includes two conveyors 13 for transporting circuit boards, and a suction nozzle (for picking up components supplied from a cassette-type feeder 14 and mounting them on the circuit board 11). A mounting head 15 that replaceably holds a mounting head (not shown), a head moving device 16 that moves this mounting head 15 in the XY direction (left, right, front and back directions), and a display device 23 such as a liquid crystal display or CRT (see FIG. 1). etc. are provided.

Each component mounting machine 12 in the component mounting line 10 transports the circuit board 11 transported from the upstream component mounting machine 12 to a predetermined position by a conveyor 13, and then uses a clamp mechanism (not shown) to clamp the circuit board 11 therein. The component is clamped and supplied from the cassette-type feeder 14, and the suction nozzle of the mounting head 15 suctions the component, moves it from the suction position to the imaging position, and captures the component from the underside with a component imaging camera ( (not shown) to determine the amount of deviation in the suction position of the component, the mounting head 15 is moved above the circuit board 11 to correct the amount of deviation in the suction position of the component, and the component is placed in the circuit. The components are mounted on the board 11 to produce a component mounting board.

Next, the configuration of the cassette type feeder 14 will be explained using FIGS. 4 to 7.
As shown in FIGS. 4 and 5, a tape reel 32 wound with a component supply tape (not shown) is housed in a thin box-shaped feeder main body 31 of the feeder 14 in a replaceable (removable) manner. A reel accommodation space 33 is provided. A reel cover 34 that covers the lower part of the tape reel 32 is provided at the lower part of the reel storage space 33. A reel holder 35 for holding the tape reel 32 set in the reel accommodating space 33 in a set state is provided in the upper part of the reel accommodating space 33 so as to be rotatable to open and close using both sides of its upper end as a fulcrum.

When taking out the tape reel 32 from the reel housing space 33, the reel presser foot 35 is rotated upward using both sides of its upper end as a fulcrum to open the upper side of the reel housing space 33, and the inside of the reel housing space 33 is removed. Grasp the upper part of the tape reel 32 with your hand, tilt it slightly toward you, and pull out the tape reel 32 diagonally upward. When setting the tape reel 32 in the reel accommodating space 33, insert the lower side of the tape reel 32 diagonally from above into the reel accommodating space 33 with the reel holder 35 open, and insert the lower side of the tape reel 32 inside the reel cover 34, and then press the reel holder 35. When closed, setting of the tape reel 32 in the reel accommodation space 33 is completed.

In this case, a short shaft (not shown) that fits into the center hole 36 of the tape reel 32 may be provided in the center of the reel storage space 33, and the tape reel 32 may be rotatably supported by the short shaft. When adopting this configuration, the length of the shaft is made shorter than the length of the center hole 36 of the tape reel 32 so that the shaft that fits into the center hole 36 of the tape reel 32 does not impede attachment and detachment of the tape reel 32. (For example, the length should be 1/2 to 1/3). Alternatively, a plurality of rollers (not shown) are provided along the outer periphery of the tape reel 32 on the lower side of the reel storage space 33, and the outer periphery of the tape reel 32 is rotatably received and supported by these rollers. It's good as well.

A component suction position where components are suctioned by a suction nozzle (not shown) of the component mounter 12 (see FIG. 2) is located at a position of the upper end surface of the feeder body 31 near the end surface of the feeder body 31 in the mounting direction. It is set. A tape guide 37 is provided below the upper end surface of the feeder body 31 for guiding the component supply tape pulled out from the tape reel 32 to a component suction position.

In the feeder main body 31, a space between the reel accommodating space 33 and the end face portion of the feeder main body 31 in the mounting direction is an electrical component accommodating space 40. This electrical component storage space 40 includes a tape feeding device 38 (see FIG. 9) that pulls out the component supply tape from the tape reel 32 in the reel storage space 33 and feeds it pitch-feeding to a component suction position, and a tape feeding device 38 (see FIG. 9) that controls the pitch-feeding operation. Various electrical components are provided, such as a control section 39 (see FIG. 9) and a rewritable nonvolatile storage section 41 that stores and holds information on the state of the feeder 14, which will be described later. The rewritable non-volatile storage unit 41 is composed of a storage medium (for example, flash memory, EEPROM, HDD, SSD, etc.) that allows data to be written while the power is on and retains the stored data even when the power is turned off. There is.

A feeder set portion of the component mounter 12 is located at a position higher than the center in the height direction of the end face of the feeder body 31 in the mounting direction (in the first embodiment, a position close to the upper end face of the feeder body 31). Two positioning pins 42, 42 (positioning portions) for positioning with respect to 51 (see FIGS. 6 and 7) are provided at a predetermined interval in the vertical direction. A connector 43 for power supply and communication is provided between these two positioning pins 42, 42, and the connector 43 on the feeder body 31 is inserted into the connector 52 on the component mounter 12 side (see FIG. 9) for connection. By doing so, power is supplied from the component mounter 12 side to various electrical components such as the tape feeding device 38, the control section 39, and the storage section 41 in the feeder main body 31, and the control section 20 of the component mounter 12 (Fig. 9) and the control section 39 of the feeder main body 31, various signals such as control signals and sensor signals are transmitted and received.

Next, a configuration for holding the feeder main body 31 in a set state with respect to the feeder setting section 51 (space for accommodating the feeder 14) of the component mounter 12 will be described.

A guide rail 45 having a T-shaped cross section is provided as an upper holding member on the upper end surface of the feeder body 31 above the reel accommodation space 33 so as to extend in the attachment/detachment direction of the feeder body 31 . Correspondingly, a guide rail 45 having a T-shaped cross section of the feeder body 31 is fitted into the upper member 51a of the feeder set portion 51 of the component mounter 12 so as to be slidable in the attachment/detachment direction of the feeder body 31. A slot groove 46 (see FIGS. 6 and 7) with a T-shaped cross section is provided to extend in the attachment/detachment direction of the feeder main body 31, and a guide rail 45 with a T-shaped cross section of the feeder main body 31 is provided with a slot groove 46 (see FIGS. 6 and 7) that has a T-shaped cross section. By fitting into the slot groove 46 having a letter-shaped cross section, the slide movement of the feeder main body 31 in the attachment/detachment direction is guided and the feeder body 31 is held in a state where it is prevented from coming off downward. As shown in FIG. 6, a plurality of slot grooves 46 are provided at predetermined intervals on the upper side of the feeder setting section 51, so that a plurality of feeder bodies 31 can be set in the feeder setting section 51.

Further, a clamping device 54 that clamps the feeder body 31 in an attached state with respect to the feeder setting section 51 of the component mounter 12 is provided at a position of the upper end surface of the feeder body 31 near the end surface on the removal direction side of the feeder body 31. (See FIG. 7) is provided. The clamping device 54 includes a clamping member 55 that projects obliquely upward from the upper end surface of the feeder main body 31 during clamping operation, a spring 56 such as a spring that biases the clamping member 55 diagonally upwardly in the clamping direction, and a clamping member 56 . 55 is provided with an operation lever 57 (operation section) for operating the clamp release operation of retracting the clamp 55 diagonally downward in the clamp release direction. The operating lever 57 is arranged to protrude from the end surface of the feeder main body 31 in the removal direction. When the automatic exchange device 26 (described later) automatically exchanges the feeder 14 with respect to the feeder set section 51 of the component mounter 12, the automatic exchange device 26 holds the clamp device 54 in an unclamped state. There is.

On the other hand, a clamp hole 61 (see FIG. 7) is provided at a position corresponding to the clamp member 55 on the upper side of the feeder set section 51 of the component mounter 12, and the clamp member 55 is fitted into this clamp hole 61. The feeder main body 31 is clamped in the attached state by inserting the feeder body 31 into the attached state. In this case, as shown in FIG. 7, the clamp member 55 is pushed diagonally upward in the removal direction of the feeder main body 31 by the spring 56, so that the upper end of the clamp member 55 is pushed up into the feeder main body 31 in the clamp hole 61. The feeder body 31 is pressed against the side surface in the removal direction, and the feeder body 31 is pressed in the attachment direction by the reaction, so that the feeder body 31 is accurately positioned and the connected state of the connectors 43 and 52 is maintained. It looks like this.

As shown in FIGS. 4 and 5, a guide rail 58 having an I-shaped cross section is provided on the lower end surface of the feeder main body 31 as a lower holding member so as to extend in the attachment/detachment direction of the feeder main body 31. As shown in FIGS. Correspondingly, a guide rail 58 having an I-shaped cross section of the feeder body 31 slides in the attachment/detachment direction of the feeder body 31 on a lower member (not shown) of the feeder set section 51 of the component mounter 12. A rail groove (not shown) with an I-shaped cross section is provided so that the guide rail 58 of the feeder main body 31 can fit into the rail groove with an I-shaped cross section on the lower side of the feeder set part 51. By being fitted, the slide movement of the feeder main body 31 in the attachment/detachment direction is guided, and the feeder body 31 is held in a state where it is not prevented from coming out upward. As a result, even if manufacturing variations in the height dimension of the feeder set section 51 of the component mounter 12 and manufacturing variations in the height dimension of the feeder body 31 become somewhat large, frictional resistance is maintained when the feeder body 31 slides in the attachment/detachment direction. It is possible to prevent the force from increasing and the feeder main body 31 can be smoothly attached and detached.

As shown in FIGS. 4 and 5, a status display section 65 for displaying the status of the feeder 14 is provided at a position lower than the center in the height direction of the end face of the feeder main body 31 on the removal direction side. There is. In the first embodiment, as shown in FIG. 8, the status display section 65 is configured by arranging a plurality of light emitting elements 66, 67, 68 such as three LEDs in a vertical line, emitting light of different colors. There is.

In the first embodiment, the light emitting element 66 at the lowest position emits green light, and when power is being supplied to the feeder 14, the light emitting element 66 emits green light (lights up). . The light emitting element 67 at the intermediate position emits yellow light, and when the number of components remaining on the component supply tape wound around the tape reel 32 falls below a predetermined value, the light emitting element 67 at the intermediate position emits yellow light. By blinking, it is displayed that the number of remaining parts is less than a predetermined value (parts are about to run out). Further, when a part is out of stock, the light emitting element 67 at the intermediate position emits (lights up) in yellow to indicate that the part is out of stock. The light emitting element 68 at the top position emits red light, and when an error occurs in the parts supply operation (tape feeding operation) of the feeder 14 and the error stops, the light emitting element 68 at the top position emits red light (lights up). ), it is displayed that the component feeding operation of the feeder 14 is abnormal. Additionally, when it is determined that maintenance of the feeder 14 is required based on the occurrence rate of parts suction errors during production, etc., the light emitting element 68 at the topmost position flashes in red, indicating that maintenance of the feeder 14 is required. Show what happened.

The control unit 20 of the component mounting machine 12 monitors the status of the feeder 14 set in the feeder setting unit 51 during production (for example, whether there is an abnormality in the component supply operation, whether there is a component shortage, and whether the component shortage is below a predetermined value. , necessity of maintenance, etc.), and transfers information on the status of the feeder 14 to the feeder 14 and stores it in the storage unit 41 . Alternatively, the control unit 39 of the feeder 14 may monitor the state of the feeder 14 and store information on the state of the feeder 14 in the storage unit 41. Further, the control section 20 of the component mounter 12 may display the state of the feeder 14 set in the feeder setting section 51 during production on the display device 23 above the component mounter 12.

As shown in FIG. 1, on the front side of the component mounting line 10, there is an automatic exchange device 26 that automatically exchanges (sets and removes) the feeder 14 with respect to the feeder setting section 51 of a plurality of component mounting machines 12. It is installed so as to move across the storage 19 and the plurality of component mounting machines 12. A stock section 71 is provided below the feeder set section 51 of each component mounter 12 to temporarily store the feeder 14 that is automatically replaced with respect to the feeder set section 51 of the component mounter 12 . The automatic exchange device 26 sets the feeder 14 taken out from the feeder storage 19 into the feeder setting section 51 or stock section 71 of any component mounter 12, or takes it out from the stock section 71 of any component mounter 12. The feeder 14 removed from the feeder setting section 51 of one of the component mounters 12 is collected into the stock section 71 of the component mounter 12. , the feeder 14 removed from the feeder set section 51 or the stock section 71 of any of the component mounting machines 12 is collected into the feeder storage 19.

The feeder storage 19 is provided with a plurality of slots (not shown) in which a plurality of feeders 14 are set, similar to the feeder setting section 51 of the component mounting machine 12, and each slot is provided with a power supply that functions as a power supply section. A connector 81 (see FIG. 10) for both communication and communication is provided. Each feeder 14 stored in the feeder storage 19 can be connected to the tape feeder 38 in each feeder 14 from the feeder storage 19 side by inserting its connector 43 into the connector 81 on the feeder storage 19 side. Power is supplied to various electrical components such as the section 39 and the storage section 41. As a result, the control unit 82 of the feeder storage 19 communicates with the control unit 39 of each feeder 14, acquires the identification information (feeder ID) of each feeder 14, and sets the type of each feeder 14 and each feeder 14. Recognize the location of the slot that is being Further, the control unit 39 of each feeder 14 stored in the feeder storage 19 causes the status display unit 65 to display the status of the feeder 14 stored and held in the storage unit 41 of the feeder 14.

As shown in FIG. 3, the control unit 20 of each component mounting machine 12 of the component mounting line 10, the control unit 82 of the feeder storage 19, and the control unit 27 of the automatic exchange device 26 are used for production control that manages the entire component mounting line 10. The production management computer 70 is connected to a management computer 70 so as to be able to communicate with each other via a network 28 such as a wired LAN or wireless LAN, and the production management computer 70 controls the operation of each component mounter 12 on the component mounting line 10 and the automatic exchange device 26. Behavior is managed.

Furthermore, the component mounting line 10 of the first embodiment includes a feeder transport device 76 (see FIG. 1) that automatically travels between the work place where the worker works and the feeder storage 19, and loads the replacement feeder 14 onto the feeder transport device 76, and the feeder transport device 76 transports the replacement feeder 14 to the feeder storage 19, and the feeder transport device 76 transfers the replacement feeder 14 to the feeder storage 19, and stores the feeder. The replaced feeder 14 collected in the warehouse 19 is placed on a feeder transport device 76 and returned to the work place. In this way, a worker can efficiently replenish replacement feeders 14, replace the tape reel 32 of the recovered replaced feeder 14, and perform maintenance and repair at a work location away from the feeder storage 19. be able to. Note that the feeder transport device 76 is equipped with a feeder reloading mechanism (not shown) that reloads the feeder 14 with the feeder storage 19.

Although not shown, the feeder transport device 76 is provided with a plurality of slots into which a plurality of feeders 14 are set, similar to the feeder storage 19, and each slot is provided with a connector that functions as a power feeding section. Each feeder 14 loaded on the feeder transport device 76 is supplied with power from the feeder transport device 76 side by inserting and connecting its connector 43 to the connector on the feeder transport device 76 side. As a result, the control unit 39 of each feeder 14 loaded on the feeder transport device 76 displays the status of the feeder 14 stored and held in the storage unit 41 of the feeder 14 on the status display unit 65 of the feeder 14. let

The production management computer 70 also manages the operation of the feeder transport device 76 by communicating with the feeder transport device 76 via wireless LAN or the like. In the first embodiment, the work place where workers work and the feeder transport device 76 are shared by a plurality of component mounting lines 10. In this way, it is possible to replenish the feeder storage 19 of the plurality of component mounting lines 10 with replacement feeders 14 and replace the tape reel 32 of the replaced feeder 14 collected from the plurality of component mounting lines 10. , maintenance and repairs can be performed by the same worker in a common work place, and there is no need to provide a work place or feeder transport device 76 for each component mounting line 10, which makes it possible to use multiple wires in the factory. The component mounting line 10 can be installed compactly, and the number of workers engaged in managing the plurality of component mounting lines 10 can be reduced, making it possible to further save labor.

Note that even if the feeder transport device 76 is provided, an operator may manually replenish and collect the feeders 14 from the feeder storage 19 of the component mounting line 10, and the feeder transport device 76 may be used. Whether or not to do so is left to the judgment of the worker.

By the way, among the feeders 14 that the worker collects from the feeder storage 19 or the feeder transport device 76, there are feeders that can be reused as they are in later production, but there are feeders that have stopped due to an error such as a component suction error during production, or There are also feeders that cannot be reused as they are (feeders that require adjustment work, tape reel replacement work, etc.), such as feeders that are out of parts or have a small number of parts remaining.

In this regard, in the first embodiment, a status display section 65 is provided on the end surface of the feeder 14 stored in the feeder storage 19 on the removal direction side, which is a position that is easily visible from the operator side. Since the status of the feeder 14 is displayed on the display 65, the operator can easily know the status of the feeder 14 by simply looking at the display on the status display section 65 of the feeder 14 stored in the feeder storage 19. I can do it. Thereby, the operator can easily determine whether or not the feeder 14 collected from the feeder storage 19 can be reused as it is, just by visual inspection, and can perform the subsequent work efficiently.

In addition, when using a feeder transport device 76 that automatically travels between the work place where the worker works and the feeder storage 19, power is supplied to the feeder 14 loaded on the feeder transport device 76 and the feeder 14 is stored. Since the status of the feeder 14 stored in the unit 41 is displayed on the status display unit 65 of the feeder 14, the operator can easily check the status of the feeder 14 loaded on the feeder transporting device 76 that has returned to the work place. By simply looking at the display on the status display section 65 of the feeder 14, the status of the feeder 14 can be easily known. Thereby, the operator can easily determine whether or not the feeder 14 recovered from the feeder transport device 67 can be reused as it is by visual inspection, and can efficiently perform the subsequent work.

Next, Example 2 will be explained. However, parts that are substantially the same as those in the first embodiment will be designated by the same reference numerals, and the explanation will be omitted or simplified, and the explanation will mainly be given to the different parts.

In the first embodiment, the storage unit 41 of the feeder 14 is configured to store and hold information on the status of the feeder 14, but in the second embodiment, the storage unit (not shown) of the production management computer 70 is configured to store and hold information on the status of the feeder 14. , information on the status of the feeder 14 set in the feeder setting section 51 of each component mounter 12 is stored in association with the feeder ID.

In the second embodiment, a production management computer 70 is set in each component mounting machine 12 and feeder storage 19 in communication with the control unit 20 of each component mounting machine 12 and the control unit 82 of the feeder storage 19. The feeder ID, which is identification information of the feeder 14, is acquired to manage the production of the component mounting line 10, and each component mounter 12 is controlled based on information transmitted from the control unit 20 of each component mounter 12 during production. The state of the feeder 14 set to is monitored, and information on the state of the feeder 14 is stored in the storage unit in association with the feeder ID.

On the other hand, the control unit 82 of the feeder storage 19 communicates with the production management computer 70, supplies power to the feeder 14 stored in the feeder storage 19, acquires the feeder ID from the feeder 14, and then The status of the feeder 14 corresponding to the ID is acquired by inquiring the production management computer 70, and the status of the feeder 14 is displayed on the status display section 65.

The feeder transport device 76 also communicates with the production management computer 70, supplies power to the feeder 14 loaded on the feeder transport device 76, acquires the feeder ID from the feeder 14, and selects the feeder 14 corresponding to the feeder ID. The status of the feeder 14 is obtained by inquiring the production management computer 70, and the status of the feeder 14 is displayed on the status display section 65.

In the second embodiment described above, the same effects as in the first embodiment described above can be obtained.

[Other Examples]
In the first embodiment, the status display section 65 was provided on the end face of the feeder 14 in the removal direction. If the upper end surface is exposed, a status display section 65 may be provided on the upper end surface of the feeder 14. In short, the feeder 14 may be placed on the feeder storage 19 or the feeder transport device 76. The status display section 65 may be provided at a position of the feeder 14 that is easily visible from the operator side.

Furthermore, the configuration of the status display section 65 is not limited to that of the first embodiment, and the color, number, and arrangement of the light emitting elements may be changed. Alternatively, the status display section may be configured with a digital display or the like, and the status of the feeder 14 may be displayed using characters such as numbers and alphabets and symbols. In this case, the relationship between characters and symbols such as numbers and alphabets and the state of the feeder 14 may be defined in advance.

Further, in the first embodiment, the feeder storage 19 is placed upstream of the component mounting line 10, but the feeder storage 19 may be placed downstream of the component mounting line 10, or the feeder storage 19 may be placed downstream of the component mounting line 10. It may be placed at a position between arbitrary component mounters 12 among the component mounters 12 of the stand.

In addition, the present invention is not limited to the first and second embodiments, for example, the feeder transport device 67 may be omitted, the mounting structure of the feeder 14 to the feeder setting section 51 of the component mounter 12 may be changed, It goes without saying that various changes can be made without departing from the scope of the invention, such as changing the configuration of the feeder 14.

DESCRIPTION OF SYMBOLS 10... Component mounting line, 11... Circuit board, 12... Component mounting machine, 14... Feeder, 15... Mounting head, 19... Feeder storage, 20... Control part of component mounting machine, 23... Display device, 31... Feeder main body , 32... tape reel, 39... feeder control section, 41... storage section, 43... connector, 51... feeder set section, 52... connector (power feeding section), 65... status display section, 66, 67, 68... light emitting element , 71...Stock part, 76...Feeder transport device, 81...Connector (power supply part)

Claims (4)

Multiple component mounting machines arranged along the circuit board transport path,
a feeder storage for storing the feeder set in the feeder setting section of the plurality of component mounting machines and the feeder removed from the feeder setting section;
Applied to component mounting lines equipped with
A feeder transport device that automatically travels between a work place where a worker works and the feeder storage,
At the work place, a worker loads a replacement feeder onto the feeder transport device, the feeder transport device transports it to the feeder storage, and the feeder transport device reloads the replacement feeder to the feeder storage. and is configured to place the replaced feeder collected in the feeder storage on the feeder transport device and return it to the work place,
The feeder is
a status display unit that is provided on the end face portion or the upper end face portion of the feeder in the removal direction and displays the status of the feeder ;
a rewritable nonvolatile storage unit that stores and holds information on the status of the feeder displayed on the status display unit;
a control unit that causes the storage unit to store information on the state of the feeder set in the feeder setting unit during production;
Equipped with
The feeder conveying device supplies power to the loaded feeder and causes the status display unit to display the status of the feeder stored and held in the storage unit of the feeder,
The feeder storage unit supplies power to the feeder collected from the component mounting machine to the feeder storage unit, and causes the status display unit to display the status of the feeder stored in the storage unit of the feeder. Status display system. Multiple component mounting machines arranged along the circuit board transport path,
a feeder storage for storing the feeder set in the feeder setting section of the plurality of component mounting machines and the feeder removed from the feeder setting section;
a production management computer communicably connected to the plurality of component mounting machines and the feeder storage;
Applied to component mounting lines equipped with
A feeder transport device that automatically travels between a work place where a worker works and the feeder storage,
At the work place, a worker loads a replacement feeder onto the feeder transport device, the feeder transport device transports it to the feeder storage, and the feeder transport device reloads the replacement feeder to the feeder storage. and is configured to place the replaced feeder collected in the feeder storage on the feeder transport device and return it to the work place,
A status display unit for displaying the status of the feeder is provided on an end face portion or an upper end face portion of the feeder on the removal direction side,
The production management computer communicates with the plurality of component mounters and the feeder storage to obtain identification information (hereinafter referred to as "feeder ID") of the plurality of component mounters and the feeder set in the feeder storage. ) to manage the production of the component mounting line, and monitor the status of the feeder set in the feeder setting section during production of the plurality of component mounters and provide information on the status of the feeder. stored in the storage unit of the production management computer during the production in association with the feeder ID;
The feeder transport device is configured to be able to communicate with the production management computer, and supplies power to the feeders loaded on the feeder transport device to obtain the feeder ID from the feeder and check the state of the feeder corresponding to the feeder ID. querying the production management computer to obtain the information, and displaying the status of the feeder on the status display section ;
The feeder storage supplies power to the feeder collected from the component mounting machine to the feeder storage, acquires the feeder ID from the feeder, and sends the state of the feeder corresponding to the feeder ID to the production management computer. A feeder status display system that inquires and acquires the status of the feeder and causes the status display section to display the status of the feeder. 3. The feeder status display system according to claim 1, wherein the work place and the feeder transport device are shared by a plurality of component mounting lines. 4. The status display unit displays the status of the feeder when the status of the feeder is one of an abnormality in a component supply operation, a component shortage, or a number of components remaining below a predetermined value. feeder status display system.

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