WO2011043080A1 - 部品実装システム及び部品実装方法 - Google Patents
部品実装システム及び部品実装方法 Download PDFInfo
- Publication number
- WO2011043080A1 WO2011043080A1 PCT/JP2010/006022 JP2010006022W WO2011043080A1 WO 2011043080 A1 WO2011043080 A1 WO 2011043080A1 JP 2010006022 W JP2010006022 W JP 2010006022W WO 2011043080 A1 WO2011043080 A1 WO 2011043080A1
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- WIPO (PCT)
- Prior art keywords
- component
- solder
- board
- component mounting
- substrate
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 61
- 238000007689 inspection Methods 0.000 claims abstract description 104
- 230000002950 deficient Effects 0.000 claims abstract description 34
- 229910000679 solder Inorganic materials 0.000 claims description 137
- 239000000758 substrate Substances 0.000 claims description 127
- 230000008439 repair process Effects 0.000 claims description 102
- 230000007547 defect Effects 0.000 abstract description 5
- 230000032258 transport Effects 0.000 description 22
- 238000003780 insertion Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 102100035353 Cyclin-dependent kinase 2-associated protein 1 Human genes 0.000 description 2
- 101000661816 Homo sapiens Suppression of tumorigenicity 18 protein Proteins 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 101000737813 Homo sapiens Cyclin-dependent kinase 2-associated protein 1 Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
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
- H05K13/0486—Replacement and removal of components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/0404—Pick-and-place heads or apparatus, e.g. with jaws
- H05K13/0413—Pick-and-place heads or apparatus, e.g. with jaws with orientation of the component while holding it; Drive mechanisms for gripping tools, e.g. lifting, lowering or turning of gripping tools
-
- 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
- H05K13/083—Quality monitoring using results from monitoring devices, e.g. feedback loops
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49004—Electrical device making including measuring or testing of device or component part
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
- Y10T29/49131—Assembling to base an electrical component, e.g., capacitor, etc. by utilizing optical sighting device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
- Y10T29/49144—Assembling to base an electrical component, e.g., capacitor, etc. by metal fusion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53022—Means to assemble or disassemble with means to test work or product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/53174—Means to fasten electrical component to wiring board, base, or substrate
- Y10T29/53178—Chip component
Definitions
- the present invention relates to a component mounting system and a component mounting method for mounting a component on a substrate printed with solder.
- the component mounting system includes a solder printing unit including a solder printer that prints solder on a substrate, and a component mounting unit including one or a plurality of component mounting machines that mount components on the substrate on which solder is printed by the solder printing unit.
- the board that has been mounted by the component mounting unit and is finished is sent to a reflow furnace for solder reflow. Then, an appearance inspection is performed on the board on which the solder has been reflowed, and an operator or other operator manually repairs a repair-required portion found by the appearance inspection (for example, Patent Document 1).
- the part requiring repair is a part where the part is mounted at the target mounting position on the board, but the part must be reattached because the mounting state is defective, and the part is at the target mounting position. Includes missing parts that are not installed.
- the present invention provides a component mounting system and a component mounting method that can reliably mount a component at a repair point even when the component is extremely small, and can improve the non-defective product rate of the board. Objective.
- a component mounting system includes a solder printing unit that prints solder on a loaded substrate, a component mounting unit that mounts a component on a substrate printed with solder by the solder printing unit, and a component mounting unit.
- a component mounting system that includes a repair point display unit that displays a repair point whose position has been identified by the repair point inspection unit.
- the missing part inspection section that identifies the position of the missing part For example, the component mounting section for mounting the component to the shortage place on a substrate whose position is identified by the missing part position inspection unit.
- a component mounting system is the component mounting system according to the first aspect, wherein the missing part inspection unit is a missing part on the board that is re-inserted between the solder printing part and the component mounting part.
- the component mounting unit was provided with a solder addition supply unit for additionally supplying solder to a location where the solder attachment state was determined to be defective.
- a component mounting system is the component mounting system according to the first or second aspect, wherein the missing part inspection unit is in a printed state of the solder on the board immediately after the solder is printed by the solder printing unit. Perform a pass / fail inspection.
- a component mounting method including: a solder printing process for printing solder on a loaded substrate; a component mounting process for mounting a component on a substrate printed with solder in the solder printing process; Inspection of whether or not there is a repair point on the installed board, and if there is a repair point on the board, the repair point inspection process for identifying the position of the repair point and the repair point
- a part mounting method that includes a repair point display process for displaying a repair point that has been identified in the inspection process, and the repair point that is displayed in the repair point display step is manually repaired by the operator.
- a missing part inspection process for inspecting whether or not there is a missing part on the substrate, and identifying the position of the missing part when there is a missing part on the board; Missing parts on the board whose position was identified in the part inspection process To run the shortage point component mounting step of mounting the parts.
- the solder printing unit and the component mounting unit are The missing parts are inspected by the missing parts inspection section for the missing parts on the board that has been re-introduced in between, and if the missing parts are found on the board, the position of the missing parts is identified. Then, the component mounting unit mounts the component on the missing part on the board whose position has been specified. For this reason, operators and other workers do not need to install parts at the point where repair is required, and troublesome work is not necessary. Therefore, the non-defective product rate of the substrate can be improved.
- FIG. 1 is a schematic configuration diagram of a component mounting system according to an embodiment of the present invention.
- the top view of the component mounting machine which comprises the component mounting system in one embodiment of this invention The side view of the component mounting machine which comprises the component mounting system in one embodiment of this invention.
- the block diagram which shows the control system of the component mounting machine in one embodiment of this invention The figure explaining mounting
- the block diagram which shows the procedure of the component mounting which the 1st component mounting machine in one embodiment of this invention performs The block diagram which shows the procedure of the component mounting which the 2nd component mounting machine in one embodiment of this invention performs
- a component mounting system 1 includes a solder printer 2, a first substrate transporter 3A, and a first component mounter 4A in the transport direction of a substrate Pb as a plurality of component mounting devices.
- the second component mounting machine 4B, the second board transfer machine 3B, and the reflow furnace 5 are arranged in this order, and a display device 6 is provided in the vicinity of the second board transfer machine 3B. Yes.
- These devices are connected to each other by a LAN cable 7 of a local area network (LAN) connected to the host computer HC, and can exchange information with each other.
- LAN local area network
- the conveyance direction of the board Pb in the component mounting system 1 is defined as the X-axis direction
- the horizontal plane direction orthogonal to the X-axis direction is defined as the Y-axis direction
- the vertical direction is the Z-axis direction.
- the solder printing machine 2 receives the substrate Pb put in the direction of arrow A shown in FIG. 1 through the substrate conveyance path 2a and conveys it in the X-axis direction, and after positioning to the working position. Then, solder is printed on the electrode DT provided on the substrate Pb (solder printing step). When the printing of the solder on the electrode DT of the substrate Pb is completed, the substrate Pb is carried out to the first substrate transport machine 3A which is a downstream apparatus through the substrate transport path 2a. As described above, the solder printer 2 is a solder printing unit that prints solder on the substrate Pb that has been input in the component mounting system 1 according to the present embodiment.
- the first substrate transport machine 3A and the second substrate transport machine 3B have the same configuration, and their upstream devices (the solder printing machine 2 and the second printer for the first substrate transport machine 3A).
- the board transporter 3B the board Pb unloaded from the second component mounting machine 4B) is received by the board transport path 3a and transported in the X-axis direction, and each downstream apparatus (about the first board transporter 3A).
- the first component mounting machine 4A and the second substrate transfer machine 3B are carried out to the reflow furnace 5).
- the first component mounter 4A and the second component mounter 4B have the same configuration (different operations), and the configuration of the first component mounter 4A will be described as a representative.
- the first component mounter 4A includes a substrate transport path 12 on the base 11, and the first substrate transporter 3A (second component mounter) which is an upstream device.
- the board Pb carried out from the first component mounting machine 4A) is received and positioned at the center work position (position shown in FIG. 2) of the base 11.
- An XY robot 13 is provided on the base 11, and by this XY robot 13, a mounting head 14A (reference numeral 14B for the second component mounting machine 4B) and an inspection camera 15A (second component mounting) are provided.
- the machine 4B has a reference numeral 15B) and is independently movable.
- the XY robot 13 extends in the Y-axis direction and is provided with a Y-axis table 13a.
- the XY robot 13 extends in the X-axis direction and is supported by the Y-axis table 13a and moves along the Y-axis table 13a (that is, in the Y-axis direction).
- X-axis tables 13b There are two X-axis tables 13b provided freely, and two movement stages 13c provided movably along the X-axis tables 13b (that is, in the X-axis direction). These two movement stages 13c The mounting head 14A and the inspection camera 15A are separately attached.
- a plurality of suction nozzles 14n extending downward are provided at the lower end of the mounting head 14A.
- Each suction nozzle 14n can be moved up and down with respect to the mounting head 14A, and can be rotated around a vertical axis (Z axis).
- the inspection camera 15A is attached to the moving stage 13c with the imaging field of view directed downward.
- a plurality of component supply devices (part feeders) 16 for supplying the component Pt are provided side by side in the X-axis direction.
- the plurality of component supply devices 16 are held by a carriage 17 that is detachably attached to the base 11. By attaching the carriage 17 to the base 11, the plurality of component supply devices 16 are collectively attached to the base 11. Can be attached.
- the carriage 17 can be moved on the floor surface by the operator OP (FIG. 1) operating the pair of handles 17a.
- Each component supply device 16 attached to the base 11 continuously supplies the component Pt to the component supply port 16a provided at the end portion on the substrate transport path 12 side.
- the moving stage 13c on the side where the mounting head 14A is attached is provided with a substrate camera 18 with the imaging field of view directed downward.
- a component camera 19 having an imaging field of view upward is provided in a region on the side where the mounting head 14 ⁇ / b> A is provided, in a region on both sides in the Y-axis direction of the substrate transport path 12.
- the control device 20 ⁇ / b> A included in the first component mounter 4 ⁇ / b> A is a substrate transport path including an actuator (not shown) that drives the substrate transport path 12.
- the driving unit 21 is operated to carry and position the substrate Pb
- the XY robot driving unit 22 including an actuator (not shown) that drives the XY robot 13 is operated to move the mounting head 14A in the horizontal plane and the horizontal plane of the inspection camera 15A. Move in.
- control device 20A operates a nozzle drive unit 23 including an actuator (not shown) that drives each suction nozzle 14n to rotate each suction nozzle 14n up and down and about the vertical axis (Z axis) with respect to the mounting head 14A.
- the vacuum pressure supply unit 24 composed of an actuator (not shown) that supplies the vacuum pressure to each suction nozzle 14n, the vacuum state in each suction nozzle 14n, or by breaking the vacuum state, The component Pt is attracted to the suction nozzle 14n and the component Pt is detached from each suction nozzle 14n.
- control device 20A operates a component supply device driving unit 25 including an actuator (not shown) that drives each component supply device 16 to cause each component supply device 16 to perform a component supply operation to the component supply port 16a.
- the camera driving unit 26 (FIG. 4) is operated to control the imaging operation of the inspection camera 15A, the board camera 18, and the component camera 19. Image data acquired by the imaging operations of the inspection camera 15A, the board camera 18, and the component camera 19 is captured and stored in the storage unit 27.
- the control device 20A is connected to the host computer HC via the LAN cable 7, and can transmit data to the host computer HC and receive data from the host computer HC.
- the control device 20A of the first component mounting machine 4A detects that the board Pb (the board Pb on which solder has been printed in the solder printer 2) is carried out from the first board transfer machine 3A, the board transfer path 12 is detected. Is activated to receive the substrate Pb, transport it in the X-axis direction, and position it at the work position. Then, the substrate camera 18 (the mounting head 14A) is moved above the substrate mark (not shown) provided on the substrate Pb to image the substrate mark, and the image of the obtained substrate mark is displayed in the image recognition unit 20c ( By recognizing the image in FIG. 4), the positional deviation of the substrate Pb (the positional deviation of the substrate Pb from the normal working position) is obtained. Note that the board mark may be imaged by the inspection camera 15A.
- the control device 15A moves the inspection camera 15A above the board Pb, images various places on the board Pb, and stores the image data in the storage unit 27.
- image recognition By performing image recognition in the image recognition unit 20c, the quality of the printed state of the solder Sd (see FIGS. 2 and 5) on the electrode DT immediately after printing by the solder printer 2 is checked (solder printing state). Inspection process).
- a mark adhering means (not shown) is operated to attach a defective print mark to the defective part, and the defective part
- the position information is stored in the storage unit 27, and the position information of the defective portion is transmitted to the host computer HC via the LAN cable 7.
- the host computer HC transmits the position information of the defective portion of the printed state of the solder Sd transmitted from the first component mounter 4A to the control device 20B of the second component mounter 4B.
- the first component mounter 4A performs the process for the board Pb.
- the component Pt is mounted at a location in charge of mounting the component Pt (component mounting process).
- the component Pt is supplied to the component supply device 16 and the mounting head 14A is moved to suck the component Pt from the component supply device 16, and the solder Sd on the substrate Pb prints the sucked component Pt. This operation is performed by repeating the operation of separating the electrode DT.
- the substrate transport path 12 is operated without executing the mounting of the component Pt to the substrate Pb, and the substrate Pb is a second device that is a downstream device. It is carried out to the component mounting machine 4B.
- the control device 20A uses the mounting head 14A as a component of the component supply device 16.
- the suction nozzle 14n is lowered and raised with respect to the mounting head 14A after being moved above the supply port 16a.
- the suction nozzle 14n comes into contact with the upper surface of the component Pt, the suction nozzle 14n is evacuated to the suction nozzle.
- the component Pt is adsorbed on 14n.
- the component Pt is picked up by the mounting head 14A (suction nozzle 14n).
- the control device 20A moves the mounting head 14A after picking up the component Pt so that the component Pt is positioned immediately above the component camera 19, and then causes the component camera 19 to image the component Pt.
- the control device 20A takes in the image data of the component Pt imaged by the component camera 19 into the storage unit 27, performs image recognition by the image recognition unit 20c, inspects whether there is an abnormality (deformation or loss) of the component Pt, The position shift (suction shift) of the component Pt with respect to the suction nozzle 14n is calculated.
- the controller 20A When the controller 20A recognizes the image of the component Pt, it moves the mounting head 14A, and the component Pt sucked by the suction nozzle 14n is directly above the target mounting position (position where the electrode DT is provided) on the substrate Pb. (Fig. 5). Then, the suction nozzle 14n is lowered (arrow B shown in FIG. 5) and raised with respect to the mounting head 14A (14B), and the vacuum state in the suction nozzle 14n is broken when the component Pt contacts the electrode DT. As a result, the suction state of the component Pt by the suction nozzle 14n is released, and the component Pt is detached from the suction nozzle 14n and mounted on the electrode DT of the substrate Pb.
- the position correction (including rotation correction) of the suction nozzle 14n with respect to the substrate Pb is performed so that the positional displacement of the substrate Pb and the suction displacement of the component Pt that are obtained in advance are corrected. ).
- the first component mounter 4A mounts the component Pt on all of the locations where the component Pt on the substrate Pb is to be mounted (the location where the first component mounter 4A is responsible for mounting the component Pt), 12 is operated, and the board Pb is carried out to the second component mounting machine 4B which is a downstream apparatus.
- the controller 20B of the second component mounter 4B When the control device 20B of the second component mounter 4B detects that the board Pb has been unloaded from the first component mounter 4A, the controller 20B operates the board transport path 12 to receive the board Pb, and in the X-axis direction. Transport and position at work position. Then, the positional deviation of the board Pb is obtained by the same procedure as that of the first component mounting machine 4A (the board mark may be imaged by the inspection camera 15B).
- the controller 20B of the second component mounter 4B executes the above-described component mounting process by the same procedure as that of the first component mounter 4A.
- the control device 20B of the second component mounter 4B determines that the board Pb is not found in the printed part by the first component mounter 4A.
- the component Pt is mounted at a location where the second component mounter 4B takes charge of mounting the component Pt.
- the board Pb is mounted on the downstream side without executing the mounting of the part Pt on the board Pb.
- the second substrate transfer machine 3B As described above, the information on whether or not the board Pb received from the first component mounter 4A has been found by the first component mounter 4A has been printed from the host computer HC. Can be received.
- the inspection camera 15B Is moved above the substrate Pb, and various portions on the substrate Pb are imaged and image data is taken into the storage unit 27. Then, by performing image recognition in the image recognition unit 20c, it is inspected whether or not there is a repair point on the substrate Pb. As a result, if there is a repair point on the substrate Pb (discovered), Identifies the location of the repair point (repair point inspection process).
- the substrate Pb is carried out to the second substrate transport machine 3B which is a downstream apparatus.
- the host computer HC receives information on the repair location from the second component mounter 4B, the host computer HC displays the information (position and image) on the board Pb on the display device 6 based on the information. (Required repair point display process).
- the part requiring repair is a part where the component Pt is mounted at the target mounting position on the board Pb, but the component Pt is not the part that needs to be reattached because the mounting state is defective. It includes missing parts that are not mounted at the target device position.
- An operator such as an operator OP (hereinafter referred to as an operator OP or the like) places a print defect mark on the board Pb carried out from the board carrying path 12 of the second component mounting machine 4B to the second board carrying machine 3B. If it is, the board Pb is picked up from the second board transporter 3B, and the solder Sd adhering to the defective printing part is wiped off so as to print the solder Sd on the defective printing part of the board Pb. After that, it is input (re-input) into the solder printer 2.
- the operator OP or the like needs to repair the board Pb if the display device 6 indicates a repair point. It is determined that there is a repaired part, and the board Pb is extracted from the production line of the component mounting system 1 (directly from the second board transfer machine 3B) (arrow C shown in FIG. 1), and the display device 6 The repaired portion on the substrate Pb displayed in (1) is repaired manually. At this time, the operator OP or the like visually observes the position on the substrate Pb to be repaired and the state of the defect while viewing the image indicating the repair required portion displayed on the display device 6 (indirectly via the display device 6). Necessary work can be performed while confirming by visual inspection.
- the operator OP or the like does not need to repair the mounting of the part Pt to the missing part of the part Pt or the re-application of the solder Sd to the defective part of the solder Sd, and corrects the misalignment of the part Pt. All you need to do is repair.
- the operator OP, etc. is positioned between the solder printer 2 and the first component mounting machine 4A to return the repaired board Pb to the production line of the component mounting system 1 when the repair is completed.
- the operator OP or the like operates a re-load button BT (FIGS. 2 and 4) provided in the first component mounter 4A.
- the control device 20A of the first component mounting machine 4A recognizes that the board Pb carried in immediately after the re-insertion button BT is operated is that the board Pb has been re-inserted, and the solder printer 2 Since the inspection of the printing state of the solder Sd has already been performed, the above-described solder printing state inspection step (inspection of the printing state of the solder Sd for all the electrodes DT on the substrate Pb) is not performed, and the substrate Pb ( A check is made as to whether or not there is a missing part with respect to the board Pb) which has been manually repaired by the operator OP or the like at the repair required part displayed in the repair required part display step, and the missing part on the board. If there is a place, the position of the missing part is specified (missing part inspection step). As a result of executing the missing part inspection process, when there is a missing part (discovered), the positional information of the missing part is taken into the storage unit 27 and stored.
- control device 20A of the first component mounting machine 4A not only specifies the position of the missing part in the missing part inspection step, but also performs a quality inspection of the adhesion state of the solder Sd at the missing part. Perform together.
- the solder Sd is additionally supplied to a portion of the missing part where the adhesion state of the solder Sd is determined to be defective (solder additional supply step).
- a part of the plurality of suction nozzles 14n attached to the mounting head 14A is replaced with a transfer pin 14t which is a pin-shaped member for transferring the solder Sd.
- the mounting head 14A is disposed above the solder Sd container Sy (not shown in FIGS. 2 and 3) provided on the base 11 of the first component mounting machine 4A.
- the transfer pin 14t is moved downward (arrow E shown in FIG. 6) and raised with respect to the mounting head 14A to adhere to the solder Sd in the container Sy at the lower end of the transfer pin 14t.
- the mounting head 14A is moved above the substrate Pb, the transfer pin 14t is lowered (arrow F shown in FIG.
- the transfer pin 14t may be attached from the beginning, instead of replacing the suction nozzle 14n attached to the mounting head 14A as described above.
- the missing part is often printed with the solder Sd by the solder printer 2, but the subsequent first component mounter 4A or the second component mounter 4B mounts the component Pt. Since this is a location where the component Pt has once contacted the solder Sd and is in a faint or insufficient solder state, the additional supply of the solder Sd by the transfer pin 14t as described above is largely eliminated. can do.
- the operator OP has the printed state of the solder Sd on the board Pb even if the board Pb carried out to the second board transporter 3B is marked with a printing defect mark.
- the substrate Pb may be recharged.
- the first component mounting machine 4A carries out the board Pb to the second component mounting machine 4B, which is a downstream device.
- the first component mounting machine 4A includes the board Pb together with information indicating that the board Pb is the board Pb that has been re-introduced (hereinafter referred to as re-introduction information).
- the positional information of the missing parts for which the second component mounting machine 4B is responsible for mounting the parts Pt (hereinafter referred to as missing part information) is sent via the LAN cable 7 to the host computer HC. Send to.
- the host computer HC transmits the missing part information transmitted from the first component mounter 4A to the control device 20B of the second component mounter 4B.
- the control device 20B of the second component mounter 4B receives the re-insertion information from the first component mounter 4A when the substrate Pb unloaded from the first component mounter 4A is loaded, the substrate Pb Is recognized as a re-introduced board Pb, and based on the missing part information received together, out of the missing parts on the board Pb, the second component mounter 4B is responsible for mounting the part Pt.
- the mounting of the part Pt is executed (out-of-place part mounting process). Then, when the mounting of the part Pt for the missing part is completed, the repair point inspection process is performed again in the above-described manner, and then the board Pb is carried out to the second board transfer machine 3B which is a downstream apparatus. To do.
- the mounting head 14A and the control device 20A in the first component mounting machine 4A and the mounting head 14B and the control device 20B in the second component mounting machine 4B are solder printing sections in the component mounting system 1. It is a component mounting portion for mounting the component Pt on the board Pb on which the solder Sd is printed by the solder printer 2.
- the inspection camera 15B and the control device 20B in the second component mounter 4B in the component mounting system 1 inspect whether or not there is a repair point on the board Pb on which the component Pt is mounted by the component mounting unit.
- the repair point inspection unit is specified to identify the position of the repair point.
- the display device 6 is identified by the repair point inspection unit. This is a repair point display section for displaying the repair point.
- the inspection camera 15A and the control device 20A in the first component mounting machine 4A are repaired manually by an operator such as the operator OP at the repair required location displayed in the repair required location inspection section in the component mounting system 1. Whether or not there is a missing part with respect to the substrate Pb re-introduced between the solder printing unit and the component mounting unit (between the solder printing machine 2 and the first component mounting machine 4A).
- FIG. 7 and 8 show the operation procedure of the first component mounter 4A and the operation procedure of the second component mounter 4B described above in a flowchart.
- FIG. 7 shows the operation procedure of the first component mounter 4A
- FIG. 8 shows the operation procedure of the second component mounter 4B.
- Step ST2 when the control device 20A of the first component mounting machine 4A carries in and positions the board Pb sent from the upstream side (step ST1), it is determined whether or not the re-load button BT is operated. (Step ST2). As a result, when it is detected that the re-insertion button BT has not been operated, it is determined that the board Pb has not been re-entered (immediately after being unloaded from the solder printer 2). Then, the quality of the printed state of the solder Sd is inspected using the inspection camera 15A (step ST3. Solder printed state inspection step), and it is determined whether or not there is a defective portion of the printed state on the substrate Pb (step ST4). ).
- step ST5 when no defective printed portion is found on the board Pb, the component Pt is mounted on the board Pb (step ST5, component mounting process), and the component Pt is mounted on the board Pb. Is completed, the board Pb is carried out to the second component mounter 4B, which is a downstream apparatus (step ST6).
- step ST4 when a defective portion of the printed state is found on the board Pb, the board Pb is a downstream apparatus without executing the component mounting process on the board Pb. 2 to the component mounting machine 4B (step ST6).
- step ST6 the control device 20A of the first component mounting machine 4A detects that the re-insertion button BT is operated in step ST2
- the control device 20A determines that the board Pb has been re-entered, Without checking the quality of the printed state of the solder Sd for all the electrodes DT on the substrate Pb using the inspection camera 15A in step ST3, the missing part location on the substrate Pb is inspected (step ST7. Missing location inspection process). ).
- step ST8 additional solder supply process
- the missing part is supplied.
- the part Pt is mounted (step ST9, missing part part mounting step).
- the board Pb is carried out to the second component mounting machine 4B, which is a downstream device (step ST6).
- step ST11 when the control device 20B of the second component mounter 4B carries in and positions the board Pb sent from the first component mounter 4A that is the upstream device (step ST11), It is determined whether or not re-insertion information is sent from the first component mounter 4A for the board Pb (step ST12). As a result, when it is detected that the re-insertion information has not been sent, it is determined that the board Pb has not been re-inserted into the first component mounting machine 4A, and the substrate Pb is not the first component mounting. In the machine 4A, it is determined whether or not the printed board of the solder Sd is a board Pb where a defective part is found (step ST13). As a result, if the board Pb is not the board Pb in which the printed part of the solder Sd is defective in the first component mounter 4A, the component Pt is mounted on the board Pb (step ST14). .Part mounting process).
- the control device 20B of the second component mounter 4B detects that re-insertion information has been sent from the first component mounter 4A in step ST12, the board Pb has been re-input. Based on the missing part information sent from the first component mounter 4A, the second component mounter 4B takes charge of mounting the component Pt out of the missing parts on the board Pb. The component Pt is mounted on (step ST15, missing part location mounting step).
- the control device 20B of the second component mounter 4B inspects the repair-required portion when the component mounting step in step ST14 or the missing-part location mounting step in step ST15 is completed (step ST16. Repair required portion inspection step). ). Then, in determining whether or not a repair point is required (step ST17), if no repair point is found, the substrate Pb is directly carried out to the second substrate transporter 3B which is a downstream apparatus. (Step ST18) When a repair point is found, the repair point is displayed on the display device 6 (Step ST19, a repair point display step), and the substrate Pb is transferred to the second substrate transporter 3B. Unload (step ST18).
- the control device 20B of the second component mounter 4B determines that the printed state of the solder Sd is the substrate Pb received from the first component mounter 4A in the determination of step ST13. If the board Pb has been found to be defective, the board Pb is carried out to the second board transporter 3B, which is a downstream apparatus, without executing the component mounting process on the board Pb. (Step ST18).
- the second substrate transfer machine 3B receives the substrate Pb unloaded from the second component mounting machine 4B, which is an upstream device, by the substrate transfer path 3a, and the reflow furnace 5, which is a downstream device. Carry out to.
- the reflow furnace 5 receives the substrate Pb carried out from the second substrate transport machine 3B (the substrate Pb on which the component Pt has been mounted) by the substrate transport path 5a, and transports the substrate Pb in the X-axis direction.
- the solder Sd on the substrate Pb is reflowed.
- substrate Pb which performed reflow of the solder Sd is carried out downstream from the board
- the substrate Pb carried out from the reflow furnace 5 is subjected to a final inspection in an appearance inspection machine (not shown). If it is determined that there is no abnormality in this final inspection, the substrate Pb is recovered as a non-defective substrate and determined to be abnormal. In that case, the substrate Pb is recovered as a defective substrate.
- the solder printing unit (solder printer 2) that prints the solder Sd on the loaded substrate Pb and the solder Sd are printed by the solder printing unit.
- a component mounting unit (the mounting head 14A and the control device 20A in the first component mounting machine 4A and the mounting head 14B and the control device 20B in the second component mounting machine 4B) for mounting the component Pt on the substrate Pb;
- the portion to be repaired is inspected whether or not there is a portion requiring repair on the board Pb on which the component Pt is mounted by the unit, and if there is a portion requiring repair on the substrate Pb, the position of the portion requiring repair is specified.
- An inspection unit (inspection camera 15B and control device 20B in the second component mounting machine 4B) and a repair point display unit (display that displays the repair point where the position is specified by the repair point inspection unit) Lay device 6), and a repair required part displayed on the repair required part display part is manually repaired by an operator such as an operator OP between the solder printing part and the component mounting part ( The board Pb re-introduced between the solder printing machine 2 and the first component mounting machine 4A) is inspected to determine whether there is a missing part, and there is a missing part on the board Pb.
- a missing part inspection unit (inspection camera 15A and control device 20A in the first component mounter 4A) for identifying the position of the missing part is provided, and the position of the component mounting part is specified by the missing part inspection unit. Parts are mounted on the missing parts on the printed board Pb.
- the component mounting method includes a solder printing process for printing the solder Sd on the substrate Pb that has been input, and a component mounting process for mounting the component Pt on the board Pb on which the solder Sd has been printed in the solder printing process (In step ST5 and step ST14), it is inspected whether or not there is a repair point required on the board Pb on which the component Pt is mounted in the part mounting step. If there is a repair point on the board Pb, the repair is required.
- a repair point inspection process (step ST16) for specifying the position of the part, and a repair point display process (step ST19) for displaying the repair point specified for the position in the repair point inspection process.
- Inspections are made as to whether or not there is a missing part on the board Pb that has been manually repaired by an operator such as the operator OP at the repair required part displayed in the repair required part display process.
- a missing part inspection process (step ST7) for specifying the position of the missing part, and a missing part on the substrate Pb whose position is specified in the missing part inspection process
- the missing part part mounting step (step ST9 and step ST15) for mounting the part Pt on the part is executed.
- the repair point that is found in the inspection after the component Pt is mounted by the repair point inspection unit (the inspection camera 15B and the control device 20B provided in the second component mounter 4B). After manual repair by the operator such as the operator OP, it was re-inserted between the solder printing unit and the component mounting unit (between the solder printing machine 2 and the first component mounting machine 4A).
- the board Pb is inspected for missing parts by the missing part inspection unit (the inspection camera 15A and the control device 20A provided in the first component mounter 4A), and the missing parts are located on the board Pb.
- the component mounting unit (the mounting head 14A and the control device 20A included in the first component mounting machine 4A and the second component mounting machine 4B Equipped mounting head 1 B and control unit 20B) is adapted to mount the component Pt in shortage location on the substrate Pb identifying the location. For this reason, an operator such as the operator OP does not need to mount the part Pt at the repair point, so that troublesome work is not necessary, and even if the part Pt is extremely small, the repair point is surely provided. Since the component Pt can be mounted, the yield rate of the substrate Pb can be improved.
- the missing part inspection unit (the inspection camera 15A and the control device 20A provided in the first component mounting machine 4A) is provided between the solder printing unit and the component mounting unit (soldering).
- a defect inspection of the adhesion state of the solder Sd at the missing part on the substrate Pb re-introduced into the printing machine 2 and the first component mounting machine 4A) is performed, and the component mounting portion (first component mounting machine 4A) is checked.
- the mounting head 14A and the control device 20A) are provided with a transfer pin 14t as an additional solder supply section for additionally supplying the solder Sd to a location where the adhesion state of the solder Sd is determined to be defective.
- the operator performs extremely troublesome operations such as checking whether or not there is a place where the adhesion state of the solder Sd is defective on the substrate Pb which is the target of the inspection, and additionally supplying the solder Sd to the place where the adhesion state of the solder Sd is bad. OP etc. Since operator is not necessary to carry out, it is possible to dramatically improve productivity.
- the missing part inspection unit performs a quality inspection of the printed state of the solder Sd on the substrate Pb immediately after the solder Sd is printed by the solder printing unit. Therefore, a separate inspection machine for inspecting the printing state of the solder Sd is not required, and the component mounting system 1 can be made compact.
- the present invention is not limited to those shown in the above-described embodiments.
- the number of component mounters constituting the component mounting unit is two (the first component mounter 4A and the second component mounter 4B). Is not particularly limited.
- the repair point inspection unit (inspection camera 15B and control device 20B) is installed in the same device (second component mounting machine 4B) as the component mounting unit (mounting head 14B and control device 20B).
- a configuration in which the missing part inspection unit (inspection camera 15A and control device 20B) is arranged in the same device (first component mounting machine 4A) as the component mounting unit (mounting head 14A and control device 20A).
- the repair point inspection part and the component mounting part are composed of separate devices (inspection machines dedicated for repair point inspection and parts mounting dedicated parts, respectively).
- the missing part inspection part and the component mounting part are composed of separate devices (each of which is an inspection machine dedicated to the inspection of the missing part, the component mounting part). It may be to have) for a made from a dedicated component mounting apparatus.
- control device 20A of the first component mounting machine 4A re-injects the input substrate Pb based on whether or not the re-input button BT is operated by the operator OP.
- the control device 20B of the second component mounter 4B receives the re-insertion information from the first component mounter 4A, and the board Pb that has been loaded is re-established.
- an ID code such as a barcode is provided on the board Pb, and the first component mounting machine 4A and the second component mounting machine 4B If the specific information of the board Pb can be read from the Pb ID code, it is determined that there is a repair point through the second inspection camera 15B provided in the second component mounter 4B.
- substrate For b the ID code of the substrate Pb is stored, and when the substrate Pb having the ID code is loaded again, it is determined that the substrate Pb is the re-loaded substrate Pb. It may be.
- a component mounting system and a component mounting method capable of reliably mounting components at repair points even when the components are extremely small and improving the yield rate of substrates.
- Component mounting system Solder printer (solder printing part) 6 Display device (repair required display area) 14A, 14B Mounting head (component mounting part) 14t transfer pin (solder additional supply part) 15A inspection camera (shortage part inspection part) 15B inspection camera (repair required inspection section) 20A Control device (component mounting part, missing part inspection part) 20B Control device (part mounting part, repair point inspection required part) Sd Solder Pt Component Pb Substrate OP Operator (operator)
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Supply And Installment Of Electrical Components (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
Description
2 半田印刷機(半田印刷部)
6 ディスプレイ装置(要修理箇所表示部)
14A,14B 装着ヘッド(部品装着部)
14t 転写ピン(半田追加供給部)
15A 検査カメラ(欠品箇所検査部)
15B 検査カメラ(要修理箇所検査部)
20A 制御装置(部品装着部、欠品箇所検査部)
20B 制御装置(部品装着部、要修理箇所検査部)
Sd 半田
Pt 部品
Pb 基板
OP オペレータ(作業者)
Claims (4)
- 投入された基板に対して半田を印刷する半田印刷部と、前記半田印刷部により半田が印刷された基板に部品を装着する部品装着部と、前記部品装着部により部品が装着された基板上に要修理箇所があるか否かの検査を行い、基板上に要修理箇所があった場合にその要修理箇所の位置の特定を行う要修理箇所検査部と、前記要修理箇所検査部で位置が特定された要修理箇所の表示を行う要修理箇所表示部とを備えた部品実装システムであって、
前記要修理箇所表示部に表示された要修理箇所について作業者の手作業による修理が行われて前記半田印刷部と前記部品装着部との間に再投入された基板に対して欠品箇所があるか否かの検査を行い、その基板上に欠品箇所があった場合にその欠品箇所の位置の特定を行う欠品箇所検査部を備え、
前記部品装着部は前記欠品箇所検査部で位置が特定された基板上の欠品箇所に部品を装着することを特徴とする部品実装システム。 - 前記欠品箇所検査部は、前記半田印刷部と前記部品装着部との間に再投入された基板上の欠品箇所の半田の付着状態の良否検査を行い、前記部品装着部は、半田の付着状態が不良と判定された箇所に半田を追加供給する半田追加供給部を備えたことを特徴とする請求項1に記載の部品実装システム。
- 前記欠品箇所検査部は、前記半田印刷部により半田が印刷された直後の基板の半田の印刷状態の良否検査を行うことを特徴とする請求項1又は2に記載の部品実装システム。
- 投入された基板に半田を印刷する半田印刷工程と、前記半田印刷工程で半田が印刷された基板に部品を装着する部品装着工程と、前記部品装着工程で部品が装着された基板上に要修理箇所があるか否かの検査を行い、基板上に要修理箇所があった場合にその要修理箇所の位置の特定を行う要修理箇所検査工程と、前記要修理箇所検査工程で位置を特定した要修理箇所の表示を行う要修理箇所表示工程とを含む部品実装方法であって、
前記要修理箇所表示工程で表示された要修理箇所について作業者の手作業による修理が行われた基板に対して欠品箇所があるか否かの検査を行い、その基板上に欠品箇所があった場合にその欠品箇所の位置の特定を行う欠品箇所検査工程と、
前記欠品箇所検査工程で位置を特定した基板上の欠品箇所に部品を装着する欠品箇所部品装着工程とを実行することを特徴とする部品実装方法。
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CN201080023901.2A CN102450116B (zh) | 2009-10-08 | 2010-10-07 | 部件组装系统及部件组装方法 |
US13/320,811 US8544168B2 (en) | 2009-10-08 | 2010-10-07 | Part-mounting, inspecting and repairing method |
DE112010003967T DE112010003967T5 (de) | 2009-10-08 | 2010-10-07 | Bauteil-Montagesystem und Bauteil-Montageverfahren |
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JP2009234039A JP5201115B2 (ja) | 2009-10-08 | 2009-10-08 | 部品実装システム |
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US (1) | US8544168B2 (ja) |
JP (1) | JP5201115B2 (ja) |
KR (1) | KR20120080537A (ja) |
CN (1) | CN102450116B (ja) |
DE (1) | DE112010003967T5 (ja) |
WO (1) | WO2011043080A1 (ja) |
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DE112010003967T5 (de) | 2012-10-31 |
JP2011082375A (ja) | 2011-04-21 |
CN102450116B (zh) | 2014-12-10 |
JP5201115B2 (ja) | 2013-06-05 |
US8544168B2 (en) | 2013-10-01 |
KR20120080537A (ko) | 2012-07-17 |
US20120060357A1 (en) | 2012-03-15 |
CN102450116A (zh) | 2012-05-09 |
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