JP2000068690A - Method for preventing electronic parts mounting error - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve efficiency by sequentially reading bar codes for parts identification, bar codes for cartridge identification and bar codes for mounter address identification, collating them with stored relationship data and judging it as a mounting error when they do not match. SOLUTION: Bar codes for mounter address identification 30 are stuck to the under part of a position where respective cartridges 22 are set in a chip mounter mounting machine 20 in accordance with respective mounter address numbers 25 and bar codes for cartridge identification 31 are stuck to the respective cartridges 22. A bar code reader connected to a personal computer previously reads bar codes for the respective parts identification of respective parts reels 21, the respective cartridges 22 and the chip mounter mounting machine 20, bar codes for cartridge identification 31 and the bar codes for mounter address identification 30. They are collated with stored relationship data and mounting errors are judged when they are not matched.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for preventing erroneous mounting of electronic components in an electronic component mounting machine for mounting various electronic components.

[0002]

2. Description of the Related Art The operation of this type of electronic component mounting machine has
During a mounting operation of mounting various electronic components on a printed circuit board, there is a case where one of the electronic components has run out of components and needs to be replaced.

FIG. 10 discloses a main part of a chip mounter mounting machine 1 as an example of an electronic component mounting machine. Each component reel 2 contains a large number of chip components as predetermined electronic components wound therein. Are set at predetermined positions, respectively.

[0004] That is, a serial number of the mounter address number 5 is described at each cartridge 3 set position of the chip mounter mounting machine 1, and each mounter address number 5 is set according to the cartridge list of the product to be produced.
A cartridge 3 on which a component reel 2 of a chip component corresponding to the position is mounted is set.

A component label 6 is attached to each component reel 2, and each component label 6 displays a component name, a component code, a shelf number, a bar code for component identification, and the like.

The replacement operation when replacing the component reel 2 when the chip component of the component reel 2 runs out of components during the mounting operation will be described with reference to the flowchart of FIG. 11 and the explanatory diagram of FIG. When the chip component of the component reel 2 mounted on any one of the cartridges 3 set in the chip mounter mounting machine 1 runs out,
A component or the like is detected by a sensor or the like, and the driving of the chip mounter 1 is stopped (step S1, FIG. 12).
A).

Next, the corresponding cartridge 3 is detached from the chip mounter 1 and the component reel 2 that has run out of components is detached from the cartridge 3 (step S2, FIG. 12B).

Next, based on the shelf number described on the component label 6 of the component reel 2 that has run out of components, a new component reel 2 in which chip components are wound and housed is taken out of the component shelf 7 (step S3, FIG. 12C) The component code and the component name displayed on the component label 6 of the component reel 2 that has run out of components and the component label 6 of the new component reel 2 are visually checked to determine whether they match (step S4). (FIG. 12D).

If they do not match, step S3
Then, another component reel 2 is taken out again and collated. If the collation in step S4 matches, the mounter address number 5 of the take-out position is written in the component label 6 of the new component reel 2 (step S5, FIG. 12).
E), the component reel 2 is mounted on the cartridge 3 (step S6, FIG. 12F).

Next, the date, time, person in charge, and part name are entered in the part supply history note 8 (step S7, FIG. 12).
G) Then, the cartridge 3 is set at the original mounter address number 5 position (step S8, FIG. 12).
H).

Then, the chip mounter 1 is restarted to continue the mounting operation (step S).
9, FIG. 12I).

Next, the replacement operation of each cartridge 3 at the time of setup change when changing the product to be produced will be described with reference to the flowchart of FIG. 13 and the explanatory diagram of FIG. 14. First, the chip mounter mounting machine 1 The set cartridges 3 are removed, and are sequentially placed on the cartridge carriage 9 (step S11, FIG. 14).
A).

Thereafter, based on the cartridge list 10 of the product to be produced next, the cartridge 3 on which the component reel 2 of the chip component corresponding to each mounter address number 5 position of the chip mounter mounting machine 1 is temporarily placed (step). S12, FIG. 14B).

Then, according to the cartridge list 10,
The position of the mounter address number 5 and the component name displayed on the component label 6 of the component reel 2 mounted on the cartridge 3 are visually compared again to confirm whether they match (step S13, FIG. 14C). ).

If they do not match, step S1
2, the corresponding cartridge 3 is again selected and temporarily placed. If the collations match in step S13, the chip mounter 1 is set from the temporary placement state, and the chip mounter mounting machine 1 is started to start production (step S14, FIG. 14D).

Then, the produced first product 11 is checked (step S15, FIG. 14E), and if there is no erroneous mounting of the chip component, the production is continued sequentially.

[0017]

However, in the case of electronic components such as chip components, unlike components in other fields,
There are many parts where only the last character of the part name is different, or parts that are completely different are hardly discernable to the naked eye, requiring a lot of time for visual collation, poor work efficiency, and errors due to collation mistakes. Anxiety about whether or not implementation would occur was a greater burden on workers as stress and pressure than expected.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a method for preventing erroneous mounting of electronic parts, which effectively prevents erroneous mounting of electronic parts, improves work efficiency, and reduces operator stress. And

[0019]

A first technical means for solving the above-mentioned problem is that an electronic component of each component reel mounted on each cartridge set in the electronic component mounter has run out of components. In the method of preventing erroneous mounting of electronic components when replacing a component reel of a corresponding cartridge with a new component reel in which the same type of electronic component is wound and accommodated, a cartridge identification bar is provided on each cartridge and each component reel. A code and a component identification barcode are attached, and a mounter address identification barcode is attached corresponding to the mounter address number at each cartridge set position of the electronic component mounting machine, and each cartridge and each component reel are attached. And the respective identification barcodes of the electronic component mounting machine are previously associated with the storage unit of the computer. Stored as data, when the component runs out, after removing the corresponding cartridge from the set position and replacing the component reel, the component identification barcode, the cartridge identification barcode and the mounter address identification barcode are replaced. , Sequentially read by a barcode reader connected to the computer, collated with the association data stored in the storage unit, and displays a match / mismatch on the display unit of the computer, and if the match is not made, it is determined that the mounting is erroneous. Is to do.

The data read at the time of replacing the component reel may be stored in the storage unit and used as management data.

Further, a second method for solving the above-mentioned problem is described.
The technical means of the electronic component mounting method according to the product to be produced, in a predetermined position of the electronic component mounting machine, in the electronic component erroneous mounting prevention method in the case of setting each cartridge mounted with component reels wound and accommodated electronic components, A barcode for cartridge identification is attached to each cartridge, and a mount address jig attached to a barcode for mounter address identification corresponding to each cartridge set position of the electronic component mounting machine according to a product to be produced. Are prepared, the barcodes for identification of each cartridge and the mount address jig are stored in advance in the storage unit of the computer as association data, and the cartridges are temporarily stored in the respective cartridge setting positions of the electronic component mounting machine. In the state where they are placed, the mount addresses of the mount address Les identification bar code and a bar code for cartridge identification of each cartridge, sequentially read by the connected bar code reader to the computer, against the association data stored in the storage unit,
The point is that each match / mismatch is displayed on the display unit of the computer, and the mismatched cartridges are exchanged so that all the cartridges match the association data.

Also, a method may be adopted in which data read at the time of temporary placement of each cartridge is stored in the storage unit and used as management data.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The first embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, reference numeral 20 denotes a main part of a chip mounter mounting machine as an example of an electronic component mounting machine. Similarly, a large number of chip components as predetermined electronic components, and a plurality of cartridges 22 to which respective component reels 21 housed in a wound shape are detachably mounted are set at predetermined positions.

That is, a serial number of the mounter address number 25 is described at each set position of each cartridge 22 of the chip mounter mounting machine 20, and according to the cartridge list 26 (see FIG. 2) of the product to be produced. A cartridge 3 on which a component reel 2 of a chip component corresponding to the position of each mounter address number 5 is set.

In the cartridge list 26, a part name corresponding to each mounter address number 25 is displayed according to a product to be produced, and a product identification bar code 27 associated with the product to be produced is attached. ,
Or it is described.

A component label 29 similar to the conventional one is attached to each component reel 21. Each component label 29 displays a component name, a component code, a shelf number, a bar code for component identification, and the like. I have.

Further, in the present embodiment, a bar code 30 for mounter address identification corresponding to each mounter address number 25 is provided below the position where each cartridge 22 in the chip mounter mounting machine 20 is set.
And a cartridge identification barcode 31 is also attached to each cartridge 22.

Then, as shown in FIGS. 3 and 4,
A bar code reader 34 connected to a personal computer 33 previously stores a bar code for identifying each component, a bar code for identifying each component of each of the cartridges 22 and the chip mounter mounting machine 20, and a bar code 31 for identifying each of the cartridges.
Each mounter address identification barcode 30 is read and input, and stored in the storage unit 33a as association data associated with each other by a predetermined program.

FIG. 5 shows an elongated plate-shaped mount address jig 3.
6, the mounter address identification bar code 37 is attached in order from one end to the other end in accordance with the set position of each cartridge 22 with respect to the chip mounter mounting machine 20 according to the product to be produced. Have been.

When the chip component of the component reel 21 runs out during the mounting operation of the chip component by the chip mounter mounting machine 20, the replacement operation when replacing the component reel 21 is described in the flowchart of FIG. And FIG.
Explanation will be made based on the explanatory diagram of FIG.

Prior to the mounting operation, a bar code 27 for identifying the product and a bar code for identifying the person in charge of the worker in the cartridge list 26 corresponding to the product to be produced are previously stored.
The information is read by a barcode reader 34 and input to the personal computer 33.

First, when a chip component of the component reel 21 mounted on any one of the cartridges 22 set in the chip mounter mounting machine 20 has run out, the sensor or the like detects that the component has run out and the chip mounter mounting machine 2
0 is stopped (step S101, FIG. 7A).

Next, the corresponding cartridge 22 is removed from the chip mounter mounting machine 20 and the cartridge 2
The component reel 21 that has run out of components is removed from Step 2 (Step S102, FIG. 7B).

Next, based on the shelf number described on the component label 29 of the component reel 21 that has run out of components, a new component reel 21 in which chip components are wound and housed is taken out from the component shelf 7 (step S103, FIG. 7C) The mounter address number 25 of the take-out position is written in the component label 29 of the new component reel 21 (step S104,
Then, the component reel 21 is mounted on the cartridge 22 (step S105, FIG. 7E).

Next, the bar code reader 34 connected to the personal computer 33 sequentially reads the bar code for component identification, the bar code 31 for cartridge identification, and the bar code 30 for mounter address identification of the take-out position on the component label 29. Enter By this reading, the personal computer 33 is controlled by the control unit 33b.
Then, the read data is compared with the association data stored in the storage unit 33a, and whether the type of the replaced component reel 21 matches or does not match the type of the component reel 21 before replacement is displayed. Display unit 33c
To be displayed. Then, the operator checks whether or not the replaced component reel 21 is erroneous according to the display on the display unit 33c (step S106, FIG. 7F).

If they do not match, it is determined that there is an erroneous mounting, and the process returns to step S103, where another component reel 21 is again taken out and collated. Step S10
If the collation in step 6 matches, the cartridge 22 is set to the original mounter address number 25 position (step S107, FIG. 7G).

Thereafter, the chip mounter mounting machine 20
And restart the above mounting work (step S
108, FIG. 7H).

Each data read in step S106 is stored in the storage unit 33a, and is used as management data of the part replacement history.

As described above, according to the replacement method of the present embodiment, the barcode reader 34 uses the barcode for component identification of the component label 29 and the barcode 3 for cartridge identification.
1 and the mounter address identification barcode 30 are sequentially read to confirm whether or not the replaced component reel 21 is the same type as the component reel 21 before replacement by checking the display on the display unit 33c of the personal computer 33. Compared to the conventional case of visual collation, it is possible to judge it at a glance, shortening the work time and preventing collation mistakes, improving work efficiency and effectively preventing erroneous mounting of chip parts. In addition, product reliability can be improved.

Further, since it is possible to easily determine whether or not the component reels 21 before and after replacement are of the same type, there is an advantage that the stress on the operator can be reduced.

Further, unlike the conventional case, various data such as a component name and the like need not be separately entered in the component supply history note 8,
Based on the read data and the like obtained in step S106,
As in the conventional case, the date, time, person in charge, part name, and the like at the time of replacement of the component reel 21 are stored in the storage unit 33a. Therefore, these data can be used as management data of the part replacement history. It can be easily performed and the work efficiency can be improved.

Next, an embodiment of the second invention will be described with reference to the drawings. Note that, similarly to the first embodiment, the chip mounter 20, the personal computer 33, the mount address jig 36, and the like are used, and the same components are denoted by the same reference numerals, and description thereof is omitted.

That is, based on the flowchart of FIG. 8 and the explanatory diagram of FIG. 9, the operation of replacing each cartridge 22 at the time of setup change when the product to be produced is changed will be described.
First, the cartridges 22 that are currently set are removed from the chip mounter mounting machine 20, and are sequentially mounted on the cartridge carriage 9 (step S111, FIG. 9).
A).

Thereafter, based on the cartridge list 26 of the product to be produced next, the cartridge 22 on which the component reel 21 of the chip component corresponding to each mounter address number 25 position of the chip mounter mounting machine 20 is temporarily placed (step). S112, FIG. 9B).

Next, the mount address jig 36 is placed on each of the temporarily placed cartridges 22. Then, the bar code 27 for identifying the product and the bar code for identifying the person in charge of the worker in the cartridge list 26 are stored in the bar code reader 3.
4 and input, the mounter address jig 36 has a mounter address identifying barcode 37 and the cartridge 22 has a cartridge identifying barcode 3
1 are sequentially read and input by the barcode reader 34 in an alternating manner. By this reading, the personal computer 33 collates the read data with the association data stored in the storage unit 33a by the control unit 33b, and matches the position of each mounter address number 25 with the predetermined cartridge 22 correctly. Are determined to be temporarily placed, and the matching / mismatching is displayed on the display unit 33c. Then, the operator checks whether or not each cartridge 22 is correctly set by the display on the display unit 33c (step S11).
3, FIG. 9C).

Then, the cartridge 22 which does not match
If there is, the process returns to step S112, and the non-matching cartridge 22 is replaced with the corresponding cartridge 22 and temporarily placed. Then, when all the cartridges 22 match the association data, each cartridge 22 is set to a predetermined position from the temporary placement state, and the chip mounter mounting machine 20 is started to start production (step S114,
(FIG. 9D).

Then, the produced first product 39 is checked (step S115, FIG. 9E), and if there is no erroneous mounting of chip components, production is continued sequentially.

Each data read in step S113 is stored in the storage unit 33a and used as management data of the history at the time of the setup change.

As described above, according to the setup changeover method of the present embodiment, each mounter address identifying barcode 3 of the mount address jig 36 is controlled by the barcode reader 34.
7 and the cartridge identification barcodes 31 of the cartridges 22 are alternately read one after another so that whether or not each cartridge 22 is correctly set at the set position of the chip mounter mounting machine 20 is displayed on the personal computer 33. By checking the display of the part 33c, it is possible to make a clear judgment at a glance. Compared with the conventional case of visual collation, the working time can be reduced and the collation error can be prevented, and the work efficiency can be improved, and the chip component can be improved. Can be effectively prevented, and the reliability of the product can be improved.

Further, since it is possible to easily determine whether each cartridge 22 is set correctly, there is an advantage that the stress on the operator can be reduced.

Further, the date, time, person in charge, each cartridge 22 (namely, the component name of the corresponding component reel 21) and the like at the time of the setup change are stored in the storage unit 33a, so that these history data can be used as management data. From this point, the work efficiency can be improved.

In the above embodiments of the present invention, a chip component is shown as an example of an electronic component, but other electronic components may be used.

[0053]

As described above, according to the electronic component erroneous mounting prevention method of the present invention, the cartridge identification bar code and the component identification bar code are attached to each cartridge and each component reel, respectively. A mounter address identification bar code is attached corresponding to the mounter address number of each cartridge set position of the component mounter, and each identification bar code of each cartridge, each component reel and the electronic component mounter is set in advance by a computer. When the component runs out, the corresponding cartridge is removed from the set position, the component reel is replaced, and then the component identification bar code, cartridge identification bar code, and mounter address identification data are stored. Transfer the barcode to a barcode reader connected to the computer This is a method of reading the data sequentially and comparing it with the association data stored in the storage unit, displaying the match / mismatch on the display unit of the computer, and judging it as an erroneous mounting if the match is not achieved. Compared with the case of collation, the work time can be reduced and collation errors can be prevented, work efficiency can be improved, and chip component erroneous mounting can be effectively prevented, and product reliability can be improved. There is also an advantage that the stress of the worker can be reduced.

Further, if the data read at the time of replacement of the component reel is stored in the storage unit and used as management data, there is no need to separately write various data in the notebook, so that data management can be easily performed. There is.

Further, a cartridge identification bar code is attached to each cartridge, and a mounter address identification bar code is attached to each cartridge set position of the electronic component mounting machine according to the product to be produced. The mount address jig prepared is prepared, and each identification bar code of each cartridge and the mount address jig is stored in advance in the storage unit of the computer as association data, and each cartridge is located at each cartridge set position of the electronic component mounting machine. In the temporarily placed state, the bar code for mounter address identification of the corresponding mount address jig and the bar code for cartridge identification of each cartridge are sequentially read by a bar code reader connected to the computer, and stored in the storage unit. And associated data According to the electronic component error mounting prevention method of displaying the match / mismatch on the display unit of the computer and exchanging the mismatched cartridge and matching all the associated data, the conventional case of visual collation Compared with, work time can be reduced and collation errors can be prevented, work efficiency can be improved, chip component erroneous mounting can be effectively prevented, product reliability can be improved, and operator stress can be reduced. There is also an advantage that reduction can be achieved.

Further, if the data read when each cartridge is temporarily stored is stored in the storage unit and used as management data, it is not necessary to separately write various history data in a notebook, and data management can be easily performed. There is an advantage.

[Brief description of the drawings]

FIG. 1 is a perspective view of a main part of a chip mounter mounting machine according to an embodiment of the present invention.

FIG. 2 is a schematic view of the cartridge list.

FIG. 3 is a schematic perspective view of a personal computer.

FIG. 4 is a block diagram of the same.

FIG. 5 is a perspective view of a mount address jig.

FIG. 6 is a flowchart showing work steps in the embodiment of the first invention.

FIG. 7 is an explanatory diagram of the same.

FIG. 8 is a flowchart showing work steps in the embodiment of the second invention.

FIG. 9 is an explanatory diagram of the same.

FIG. 10 is a perspective view of a main part of a conventional chip mounter mounting machine.

FIG. 11 is a flow chart showing a conventional work process when a component runs out.

FIG. 12 is an explanatory diagram of the same.

FIG. 13 is a flow chart showing a work process at the time of setup change in the related art.

FIG. 14 is an explanatory diagram of the same.

[Explanation of symbols]

 Reference Signs List 20 chip mounter mounting machine 21 parts reel 22 cartridge 25 mounter address number 26 cartridge list 27 product identification barcode 29 parts label 30 mounter address identification barcode 31 cartridge identification barcode 33 personal computer 33a storage unit 33b control unit 33c display Part 34 Barcode reader 36 Mount address jig 37 Barcode for mounter address identification

Claims (4)

[Claims] When the electronic component of each component reel mounted on each cartridge set in the electronic component mounting machine runs out of components, the same type of electronic component is wound around and accommodated in the component reel of the corresponding cartridge. In the electronic component erroneous mounting prevention method when replacing with a new component reel, a cartridge identification barcode and a component identification barcode are attached to each of the cartridges and each component reel, respectively, A mounter address identification bar code is attached to each of the mounter address numbers at each cartridge setting position, and the identification bar codes of each cartridge, each component reel and the electronic component mounting machine are stored in advance in a storage unit of the computer. Is stored as associated data, and when the component runs out, the corresponding After removing the cartridge from the set position and replacing the component reel, the component identification barcode, the cartridge identification barcode, and the mounter address identification barcode are sequentially read by a barcode reader connected to the computer, and stored. An electronic component erroneous mounting prevention method, wherein the electronic component is compared with association data stored in the electronic component, and a match / mismatch is displayed on a display unit of the computer. 2. The electronic component erroneous mounting prevention method according to claim 1, wherein data read at the time of replacing the component reel is stored in the storage unit and used as management data. 3. A method for preventing erroneous mounting of an electronic component when setting each cartridge on which a component reel around which an electronic component is wound and accommodated is set at a predetermined position of an electronic component mounting machine according to a product to be produced. A mount address jig in which a cartridge identification barcode is attached to each of the cartridges, and a mounter address identification barcode is attached corresponding to each cartridge setting position of the electronic component mounting machine according to a product to be produced. Are prepared, the respective bar codes for identification of each cartridge and the mount address jig are stored in advance in the storage unit of the computer as association data, and the respective cartridges are temporarily placed at the respective cartridge set positions of the electronic component mounting machine. The mount address jigs of the mount address jigs that correspond to each other. The barcode for identification of the cartridge and the barcode for cartridge identification of each cartridge are sequentially read by a barcode reader connected to the computer, collated with the association data stored in the storage unit, and displayed on the display unit of the computer. A method for preventing mis-mounting of electronic components, comprising displaying a match / mismatch, replacing the mismatched cartridge, and matching all of the cartridges with the association data. 4. The method according to claim 3, wherein data read when the respective cartridges are temporarily placed is stored in the storage unit and used as management data.