WO2022244042A1 - 交換ユニット、印刷装置、収容ラック及び印刷システム - Google Patents
交換ユニット、印刷装置、収容ラック及び印刷システム Download PDFInfo
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- WO2022244042A1 WO2022244042A1 PCT/JP2021/018562 JP2021018562W WO2022244042A1 WO 2022244042 A1 WO2022244042 A1 WO 2022244042A1 JP 2021018562 W JP2021018562 W JP 2021018562W WO 2022244042 A1 WO2022244042 A1 WO 2022244042A1
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- unit
- frame
- replacement
- printing
- storage rack
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- 239000012530 fluid Substances 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims description 131
- 230000004308 accommodation Effects 0.000 claims description 42
- 238000012545 processing Methods 0.000 claims description 26
- 238000003780 insertion Methods 0.000 claims description 18
- 230000037431 insertion Effects 0.000 claims description 18
- 230000003028 elevating effect Effects 0.000 claims description 15
- 238000013459 approach Methods 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 16
- 239000000758 substrate Substances 0.000 description 32
- 238000010586 diagram Methods 0.000 description 28
- 238000007726 management method Methods 0.000 description 17
- 230000032258 transport Effects 0.000 description 16
- 229910000679 solder Inorganic materials 0.000 description 13
- 238000004140 cleaning Methods 0.000 description 12
- 238000004891 communication Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 240000006829 Ficus sundaica Species 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
Definitions
- This disclosure discloses a replacement unit, a printing device, a storage rack, and a printing system.
- Patent Document 1 describes a printing system in which a storage device is arranged in front of a printing device and replaceable members are automatically exchanged between the storage device and the printing device.
- the storage device in the above-described printing system has a plurality of stages of placement sections on which replaceable members are placed, and an elevating section for moving the placement sections to the replacement position in the vertical direction and the replacement position. and an object mover that automatically exchanges the replaceable member with the printer. Therefore, the storage device itself becomes large. When such a storage device is arranged in front of the printing apparatus, it is difficult for the operator to work in front of the printing apparatus.
- the present disclosure has been made in view of such problems, and includes a replacement unit, a printing device, an accommodation rack, and a replacement unit capable of reducing the size of an accommodation rack when automatically exchanging replaceable members used in the printing device.
- the main purpose is to provide a printing system.
- the replacement unit of the present disclosure includes: A replacement unit provided in a printing apparatus having a printing unit that performs printing processing of a viscous fluid on an object to be processed using a screen mask, a receiver for receiving a storage rack having a plurality of shelves for housing a frame supporting a replaceable member including the screen mask; a replacement unit that replaces the replaceable member by contacting and driving the frame between the shelf at a predetermined height of the storage rack arranged in the receiving unit and the printing device; an elevating unit that vertically moves the accommodation rack; is provided.
- the replacement unit includes a replacement part that replaces the replaceable member by driving it in contact with a frame between a shelf of a predetermined height of the storage rack arranged in the receiving part and the printing device, and a storage rack that moves up and down. and an elevating unit for moving. Therefore, it is not necessary to provide a replacement part or an elevating part in the accommodation rack. Therefore, when the replaceable members used in the printing apparatus are automatically replaced, the storage rack can be made compact.
- FIG. 1 is a schematic explanatory diagram showing an example of a mounting system 10 and a printing system 12;
- FIG. 4 is a schematic explanatory diagram of the printer 11, the replacement unit 40, and the storage rack 90;
- FIG. The enlarged view of the A part of FIG. FIG. 4 is a schematic explanatory diagram of a replacement part 44;
- 4 is a schematic explanatory diagram of a storage rack 90;
- FIG. 4 is a schematic explanatory diagram of a storage rack 90;
- FIG. 4 is a schematic explanatory diagram of a replacement unit 40 and a storage rack 90;
- FIG. 4 is a schematic explanatory diagram of a storage rack 90;
- FIG. 4 is a schematic explanatory diagram of a storage rack 90;
- FIG. FIG. 4 is a schematic explanatory diagram of a storage rack 90;
- FIG. 2 is a block diagram showing the electrical connections of the printing system 12; 4 is a flowchart showing an example of a member replacement processing routine; FIG. 4 is an explanatory view showing how the storage rack 90 pulls in the frame 29; FIG. 4 is an explanatory diagram showing the height relationship between the frame 29 and the shelf 91 at the replacement position; FIG. 4 is an explanatory view showing how the storage rack 90 pulls in the frame 29; FIG. 4 is an explanatory diagram showing how the storage rack 90 feeds out the frame 29; FIG. 4 is an explanatory diagram showing the height relationship between the frame 29 and the shelf 91 at the replacement position; FIG. 4 is an explanatory diagram showing how the storage rack 90 feeds out the frame 29;
- FIG. 1 is a schematic explanatory diagram showing an example of a mounting system 10 including a printing device 11 and a printing system 12, which are examples of the present disclosure.
- FIG. 2 is a schematic explanatory diagram of the printing device 11, the replacement unit 40, and the accommodation rack 90.
- FIG. 3 is an enlarged view of part A in FIG.
- FIG. 4 is a schematic explanatory diagram of the exchange unit 44.
- FIG. 5 is a schematic explanatory diagram of the storage rack 90.
- FIG. 6 is a schematic explanatory diagram of the storage rack 90.
- FIG. 7 is a schematic explanatory diagram of the replacement unit 44 and the accommodation rack 90.
- FIG. 1 is a schematic explanatory diagram showing an example of a mounting system 10 including a printing device 11 and a printing system 12, which are examples of the present disclosure.
- FIG. 2 is a schematic explanatory diagram of the printing device 11, the replacement unit 40, and the accommodation rack 90.
- FIG. 3 is an enlarged view of part A in FIG.
- FIG. 8 is a schematic explanatory diagram of the storage rack 90.
- FIG. 9 is a schematic explanatory diagram of the storage rack 90.
- FIG. 10 is a block diagram showing the electrical connections of the printing system 12.
- the mounting system 10 is, for example, a system that mounts components on a board S as a processing target.
- the mounting system 10 includes a printing device 11 , a mounting device 13 , an automatic guided vehicle 18 and a management computer (PC) 60 .
- the mounting system 10 is configured as a mounting line in which a plurality of mounting apparatuses 13 for mounting components on the board S are arranged downstream of the printing apparatus 11 .
- the printing system 12 includes a printing device 11 , a replacement unit 40 , an accommodation rack 90 , and a management PC 80 mainly having a function of managing the printing device 11 .
- the left-right direction (X-axis), the front-rear direction (Y-axis), and the up-down direction (Z-axis) are as shown in FIGS.
- the warehouse area 15 is an area where replaceable components (hereinafter simply referred to as components) used in the mounting system 10 are prepared.
- the members used in the mounting system 10 include a screen mask M, a support member 32 for fixing an object to be processed, a squeegee 25 for applying solder paste as a viscous fluid in the printing process, and a viscous fluid. a cleaning member 34 for cleaning the screen mask M, and the like.
- An arm robot 16 and a preparation table 17 are arranged in this warehouse area 15 . The arm robot 16 carries out the work of placing the accommodation rack 90 prepared for the next use from the preparation table 17 onto the automatic carrier 18, and placing the used accommodation rack 90 collected by the automatic carrier 18 onto the preparation table. Work to move to 17.
- the preparation table 17 is a work table on which a new storage rack 90 and a used storage rack 90 are placed.
- the arm robot 16 is controlled by a control PC (not shown).
- This control PC receives a replacement command from the management PC 80 via a network line, and outputs information such as the work status of the arm robot 16 to the management PC 80 .
- the operator may move and prepare the storage racks 90.
- FIG. 1
- the mounting device 13 is a device that mounts components on the substrate S on which viscous fluid such as solder paste is printed by the printing device 11 .
- the automatic transport vehicle 18 moves between the warehouse area 15 where the components related to the mounting process are stored and prepared for use and the mounting line, and automatically transports the accommodation rack 90 containing components such as the screen mask M, for example.
- a replacement unit 40 that receives the storage rack 90 is connected to the printer 11 , and the automatic transport vehicle 18 transfers the transported storage rack 90 to the replacement unit 40 .
- This automatic guided vehicle 18 may be an AGV that moves along a line formed on the floor or the like, or an AMR that autonomously travels based on signals obtained from a sensor, camera, or the like.
- the automatic guided vehicle 18 includes a controller, a drive section, a communication section, and a placement section. The controller controls the entire device.
- the drive unit is a motor that drives the wheels to rotate, and is controlled by the controller.
- the communication unit is a wireless interface that communicates with external devices such as the printing device 11 and the management PC 80 .
- the automatic guided vehicle 18 transmits and receives commands and signals to and from the management PC 80 and the printer 11 via this communication section.
- the automatic transport vehicle 18 has a mounting portion on which a member such as a storage rack 90 is mounted on its upper surface. The automatic transport vehicle 18 enters an elevating space 50 formed in the center of the replacement unit 40 to receive and deliver the accommodation rack 90 to and from the replacement unit 40 .
- the printing apparatus 11 uses a squeegee 25 to press the solder on the screen mask M into the pattern holes formed in the screen mask M, thereby allowing the solder to be processed downward through the pattern holes.
- It is an apparatus for applying (printing) solder as a viscous fluid onto a substrate S as an object.
- the "processing target” include a substrate S on which components are mounted, a base material that is a three-dimensional object, and the like.
- the "viscous fluid” includes solder paste, conductive paste, adhesives, and the like.
- the substrate S and the solder will be described below as an example.
- the screen mask M is fixed inside the frame 29 .
- the frame 29 can fix screen masks M of several sizes, and has a size that can be accommodated on the shelf 91 of the accommodation rack 90 (see FIG. 1).
- the printer 11 includes a print control section 21, a printing section 22, a mask working section 26, a substrate processing section 30, a cleaning section 33, and a supply section 35, as shown in FIG.
- the print control unit 21 is configured as a microprocessor centering on a CPU, and controls the printing device 11 as a whole.
- the print control unit 21 outputs signals to the printing unit 22, the mask work unit 26, the substrate processing unit 30, the cleaning unit 33, the supply unit 35, the replacement unit 40, as well as the management PC 80 as an external device, and outputs signals from these. input.
- the print control unit 21 outputs request information requesting movement of the storage rack 90 to the management PC 80 as a management device according to the usage status of replaceable members in the printing unit 22 .
- the print control unit 21 also receives an acceptance signal from the automatic transport vehicle 18 indicating that the storage rack 90 has been attached to the replacement unit 40 .
- the print control unit 21 also controls the exchange unit 27 to exchange the screen mask M between the storage rack 90 and the printing unit 22 .
- the print control unit 21 stores information on the substrate S to be printed, a print processing program for performing print processing on the substrate S, a member replacement processing program for performing the replacement processing of the frame 29 by the replacement unit 27, and the like. has a part.
- the printing unit 22 is arranged in the upper stage of the printing device 11 and is a unit that prints the viscous fluid onto the substrate S using the screen mask M.
- the printing unit 22 includes a print head 23, a print moving unit 24, a squeegee lifting unit, a squeegee 25, and a passage port 19, as shown in FIGS.
- the print moving unit 24 moves the print head 23 in a predetermined printing direction (back and forth direction in this case), and includes a guide formed in the front and back direction, a slider that moves along the guide, and a motor that drives the slider.
- a squeegee 25 is arranged on the lower surface side of the print head 23 and is raised and lowered by a squeegee raising/lowering unit.
- the printing unit 22 has two squeegees 25 that are used in the front-rear direction.
- a passage opening 19 through which the frame 29 can pass is provided in the front wall portion of the housing of the printing apparatus 11 .
- the passage opening 19 is formed with a tapered portion 19a along the guide 26a of the mask working portion 26 so as to guide the frame 29 to a rear fixing position where the frame 29 is fixed.
- the tapered portion 19 a has a tapered surface that narrows the passage of the frame 29 toward the fixed position, and is arranged on both sides of the passage opening 19 .
- the mask working section 26 is arranged between the printing section 22 and the substrate processing section 30 in the vertical direction, and is a unit that holds the screen mask M fixedly.
- the mask working section 26 includes a replacement section 27 and a mask fixing section 28, as shown in FIG.
- the replacement part 27 is a transport rod provided in the print head 23, and is lowered to a position where it contacts the screen mask M by an air cylinder (not shown). (see dotted line in Fig. 2).
- the print head 23 and the replacement unit 27 engage with the frame 29 between the storage rack 90 and the printing unit 22 at a predetermined height to move the frame 29 .
- the mask fixing part 28 positions the screen mask M and supports and fixes it in a horizontal posture.
- the screen mask M is pushed by the exchanging part 27 and moved back and forth along the guide of the mask working part 26 and fixed by the mask fixing part 28 . As shown in FIG.
- the substrate processing section 30 is a unit that is arranged below the mask working section 26, carries in the substrate S, positions and supports the carried-in substrate S, and brings it into contact with and separate from the screen mask M.
- the substrate processing section 30 includes a substrate transport section 31 that transports the substrate S in the horizontal direction, a support member 32 that supports the substrate S from below, and a substrate elevating section that moves the entire substrate processing section 30 and the support member 32 up and down.
- the cleaning section 33 is arranged between the mask working section 26 and the substrate processing section 30 in the vertical direction, and is a unit that cleans the back surface of the screen mask M. As shown in FIG.
- the cleaning section 33 has a cleaning member 34 which cleans the screen mask M. As shown in FIG.
- the supply unit 35 is a unit that supplies the solder contained in the cartridge 36 onto the screen mask M. As shown in FIG. The supply unit 35 is arranged in front of the print head 23 . The supply unit 35 applies pressure to the cartridge 36 to eject solder from the cartridge 36 . The cleaning member 34 and cartridge 36 are consumables and are replaced as necessary.
- the exchange unit 40 is configured as a device that receives an accommodation rack 90 that accommodates replaceable members such as the screen mask M fixed to the frame 29 and raises and lowers the accommodation rack 90 .
- the replacement unit 40 has a left and right pair of left unit 41 and right unit 61 and a replacement control unit 70 as an elevating unit of the present disclosure.
- the exchange unit 40 has an elevating space 50 in which the accommodation rack 90 is elevated in the center between the left unit 41 and the right unit 61 .
- the left unit 41 is arranged on the front left side of the housing of the printing device 11 .
- the left unit 41 includes a receiving portion 42 , a driving portion 43 and a replacement portion 44 .
- the receiving portion 42 receives a storage rack 90 that stores the frame 29 that supports the screen mask M, and supports the storage rack 90 from below.
- the receiving part 42 may fix the storage rack 90 by, for example, magnetic force.
- the drive unit 43 raises and lowers the storage rack 90 by raising and lowering the receiving unit 42 .
- the drive unit 43 may have, for example, a ball screw having an elevating shaft and a drive motor, or may be a linear motor.
- the exchanging unit 44 exchanges the frame 29 between the storage rack 90 and the printing unit 22 by being driven in contact with the frame 29 .
- the exchange unit 44 includes a sending unit 45 and a moving unit 46 .
- the delivery unit 45 includes a belt 47 that moves the frame 29 toward the printing device 11 or the storage rack 90 by the frictional force of the surface 47a, and a drive unit 48 that rotates the belt 47.
- the drive unit 48 is configured as, for example, a servomotor.
- the delivery section 45 is configured such that the power of the driving section 48 is transmitted to the belt 47 via a plurality of pulleys 49 .
- the moving part 46 is for moving the delivery part 45 in a direction (here, left-right direction) toward or away from the frame 29 accommodated in the accommodation rack 90, and is configured as, for example, an air cylinder or a linear motor. ing.
- the right unit 61 has a receiving part 62.
- the right unit 61 is arranged on the front right side of the housing of the printer 11 .
- the right unit 61 has a receiving portion 62 and a driving portion 63 . Note that the receiving portion 62 and the driving portion 63 are the same as the receiving portion 42 and the driving portion 43, so the description thereof will be omitted.
- the replacement control section 70 is configured as a microprocessor centered on a CPU, and controls the replacement unit 40 as a whole.
- the replacement control unit 70 outputs signals to the drive units 43 and 63 and the print control unit 21 .
- the exchange control unit 70 receives a signal from the print control unit 21 .
- the replacement control unit 70 performs a process of moving the accommodation rack 90 from the liftable position to the replacement position by the drive unit 43 . Further, when the replacement of the replaceable member is completed, the replacement control unit 70 lowers the storage rack 90 from the replacement position to the liftable position (the position where the receiving portions 42 and 62 are most lowered) by the drive unit 43 .
- the accommodation rack 90 is an accommodation body that accommodates the frame 29 capable of supporting the screen mask M as a replaceable member related to the printing process performed by the printing section 22 .
- the accommodation rack 90 has a rack body 90a, an opening 92, a plurality of shelves 91, and a lid member 93, as shown in FIGS.
- the rack body 90a has an insertion space 95 for inserting the delivery section 45 of the exchange section 44 when exchanging exchangeable members between the accommodation rack 90 and the printing apparatus 11.
- the insertion space 95 is a groove-shaped space formed at the position of each shelf 91 on the side surface facing the left unit 41 . This insertion space 95 is formed on one side surface of the rack body 90a.
- the opening 92 communicates with the outside such as the passage port 19 of the printing unit 22 , and the frame 29 is carried in and out through the opening 92 .
- the shelf 91 accommodates the frame 29 at a predetermined accommodation position.
- the rack body 90a is provided with left and right shelves 91 into which the ends of the frame 29 are inserted and supported.
- the shelves 91 are arranged vertically at predetermined intervals so that the frame 29 supporting the screen mask M can be placed thereon in the vertical direction.
- the shelf 91 is a member having a substantially L-shaped cross section.
- the left shelf portion 91 has a support surface for supporting the frame 29, and a follower portion 94 that supports the frame 29 by following the movement of the frame 29 is attached.
- the right ledge 91 has a follower 94 attached to its support surface and side.
- the driven portion 94 is configured as, for example, a ball caster. Note that the driven portion 94 may be a conveying roller.
- a passage 91a is provided between the left and right shelf portions 91 so that the frame 29 can move back and forth. Passage 91 a communicates with opening 92 . As shown in FIGS. 6 and 8, the passage 91a is formed with a tapered portion 91b that narrows so as to lead the frame 29 from the printing portion 22 to a predetermined accommodation position. Specifically, the tapered portion 91b is provided at the tip 91c and the side surface 91d of the shelf portion 91, as shown in FIG.
- the lid member 93 is attached to the upper surface of the rack body 90a. As shown in FIG. 9, the cover member 93 is for closing the gap G between the rack body 90a and the passage port 19 when exchanging the frame 29 between the accommodation rack 90 and the printing device 11. As shown in FIG. The thickness of the cover member 93 is such that an operator's finger does not get into the gap G when exchanging replaceable members between the uppermost shelf 91 of the storage rack 90 and the printing apparatus 11 at the replacement position. The thickness is set so that the gap G is 5 [mm] or less, for example.
- This accommodation rack 90 does not have a driving part or an elevating part for moving the frame 29 .
- the configuration of this accommodation rack 90 can be further simplified.
- the shelf 91 has a size corresponding to the frame size of various replaceable members. That is, the shelf portion 91 is formed in a size that can accommodate the largest frame 29 .
- the storage rack 90 may have shelf portions 91 corresponding to the frame sizes of various replaceable members, or may have a plurality of shelf portions 91 all having the same size in one storage rack 90. may be In the latter case, a plurality of storage racks 90 having the same outer size may be provided, and the shelf 91 of each storage rack 90 may correspond to one of the various replaceable member frame sizes. In this case, the number of types of accommodation racks 90 increases, but even if the frame size of the corresponding replaceable member is different, the outer size of the accommodation racks 90 is the same. can be shared.
- the management PC 80 is a device that manages information on each device of the mounting system 10 .
- This management PC 80 includes a management control section 81 , a storage section 82 and a communication section 83 .
- the management control unit 81 is configured as a microprocessor centering on a CPU, and controls the entire device.
- the management control unit 81 acquires request information requesting movement of the storage rack 90 from the printing device 11
- the control PC in the warehouse area 15 or the control PC in the warehouse area 15 issues a command to move the storage rack 90 to the automatic guided vehicle 18 that transports the storage rack 90 .
- Output to the automatic guided vehicle 18 .
- the storage unit 82 is a large-capacity storage medium such as an HDD or a flash memory, and manages the progress of each device on the mounting line, the members being transported by the automatic guided vehicle 18, the current position, and the like.
- the communication unit 83 is an interface used when communicating with an external device. Each device of the mounting system 10 exchanges information with the management PC 80 via the communication unit 83 .
- a print processing routine for performing print processing is stored in the storage unit of the print control unit 21, and is executed after the print control unit 21 inputs a print processing execution command from the operator.
- the CPU of the print control unit 21 first carries out the process of bringing the substrate S into contact with the screen mask M by transporting the substrate S by the substrate processing unit 30, fixing it, and raising it. At this time, the CPU adjusts the position of the screen mask M by the mask working unit 26 to align the pattern holes and the substrate S.
- the CPU moves the cartridge 36 onto the screen mask M and ejects solder onto it.
- the CPU moves the print head 23 and lowers the squeegee 25 so that the squeegee 25 contacts the upper surface of the screen mask M and moves forward and backward to print the solder on the substrate S.
- the print control unit 21 prints on the board S by performing the print process including the board transfer and fixation process, the solder supply process, and the squeegee movement process.
- the CPU repeats this printing process while replacing the screen mask M until the production process for all types of substrates S in the manufacturing plan is completed.
- FIG. 11 is a flow chart showing an example of a member replacement processing routine executed by the replacement control section 70 of the replacement unit 40.
- FIG. 12 is an explanatory diagram showing how the storage rack 90 pulls in the frame 29
- FIG. 13 is an explanatory diagram showing the height relationship between the frame 29 and the shelf 91 at the replacement position.
- FIG. 14 is an explanatory diagram showing how the storage rack 90 pulls in the frame 29.
- FIG. 15 is an explanatory diagram showing how the storage rack 90 feeds out the frame 29.
- FIG. 16 is an explanatory diagram showing the height relationship between the frame 29 and the shelf 91 at the replacement position.
- 17A and 17B are explanatory diagrams showing how the storage rack 90 feeds out the frame 29.
- FIG. The member replacement processing routine is stored in the storage section of the replacement control section 70 and executed after a frame replacement command is input from the print control section. When this routine is started, first, the CPU of the exchange control unit 70 drives the drive units 43 and 63 so that the empty shelf 91 is at the exchange position at a predetermined lower height, as shown in FIG. 12A.
- the accommodation rack 90 is raised and lowered (S100). Specifically, as shown in FIG.
- the CPU of the replacement control unit 70 places the empty shelf at a position lower than the passage plane 20 through which the frame 29 passes.
- the storage rack 90 is moved up and down by controlling the drive parts 43 and 63 so that the height of the storage rack 91 is adjusted.
- the CPU outputs a transport command to the printing device 11 .
- the CPU of the print control unit 21 inputs the sending command, it controls various members so that the frame 29 is transported to a predetermined position. Specifically, as shown in FIG. 12B, the CPU of the print control section 21 lowers the replacement section 27 so that the replacement section 27 and the frame 29 holding the screen mask M are in contact with each other.
- the CPU of the print control unit 21 controls the print movement unit 24 to transport the frame 29 together with the print head 23 .
- the CPU of the print control unit 21 receives a signal from a sensor (not shown) indicating that the frame 29 has been transported to a predetermined position and has entered the rack 91 of the storage rack 90, the CPU of the print control unit 21 causes the print moving unit 24 to move. Control to stop the print head 23 . Then, the CPU of the print control unit 21 outputs a withdrawal command to the exchange control unit 70 .
- the CPU of the exchange control unit 70 inputs the withdrawal command output by the print control unit 21 (S120), and executes withdrawal processing for the frame 29 (S130). Specifically, as shown in FIG. 14A, the CPU controls the moving unit 46 to insert the delivery unit 45 into the insertion space 95 provided in the rack body 90a, and brings the surface 47a of the belt 47 into contact with the frame 29. While contacting, the frame 29 is pressed against a driven portion 94 provided on the side surface of the shelf portion 91 on the right side. Then, the CPU controls the drive section 48 to rotate the belt 47 in the direction in which the frame 29 is pulled into the empty storage rack 90 .
- the frame 29 is pulled into the storage rack 90 by the frictional force of the surface 47a of the belt 47, and the frame 29 is stored on the shelf 91 as shown in FIGS. 12C and 14B. Then, as shown in FIG. 14C , the CPU controls the moving section 46 to pull out the delivery section 45 from the insertion space 95 .
- the CPU controls the drive unit so that the shelf 91 housing the frame 29 for holding the screen mask M used in the printing apparatus 11 is positioned at a predetermined upper height at the replacement position.
- 43, 63 are controlled (S140).
- the CPU of the exchange control unit 70 places the next frame to be used at a position higher than the passage plane 20 through which the frame 29 passes.
- the storage rack 90 is moved up and down by controlling the drive parts 43 and 63 so that the height of the shelf part 91 storing the 29 is increased.
- the CPU executes a member delivery process (S150). Specifically, as shown in FIG. 17A, the CPU controls the moving unit 46 to insert the delivery unit 45 into the insertion space 95 provided in the rack body 90a, and brings the surface 47a of the belt 47 into contact with the frame 29. While contacting, the frame 29 is pressed against a driven portion 94 provided on the side surface of the shelf portion 91 on the right side. The CPU then controls the drive unit 48 to rotate the belt 47 in the direction in which the frame 29 is sent out to the printing device 11 . Then, the frictional force of the surface 47a of the belt 47 sends the frame 29 to the printing device 11 as shown in FIG. 17B.
- the CPU determines whether or not the frame 29 has been conveyed to a predetermined position based on the amount of movement that the drive unit 48 has moved since the start of sending the frame from the drive unit 48 to the printer 11 up to the present time.
- the driving section 48 is controlled to stop the rotation of the belt 47 .
- the CPU controls the moving section 46 to pull out the delivery section 45 from the insertion space 95 as shown in FIG. 17C.
- the CPU outputs a send command to the printing device 11 (S160).
- the CPU of the print control section 21 controls various members so that the frame 29 holding the screen mask M is conveyed to the fixed position. Specifically, the CPU of the print control unit 21 controls the exchange unit 27 to bring the exchange unit 27 and the frame 29 into contact with each other. Next, the CPU of the print control unit 21 controls the print movement unit 24 to transport the frame 29 together with the print head 23 . Then, when the frame 29 is transported to the fixed position, the CPU of the print control section 21 controls the print movement section 24 to stop the print head 23 . After S160, the CPU of the replacement control unit 70 terminates this routine.
- the replacement unit 40 corresponds to the replacement unit
- the printing unit 22 corresponds to the printing unit
- the printing device 11 corresponds to the printing device
- the receiving units 42 and 62 correspond to the receiving units
- the storage rack 90 corresponds to the receiving unit. It corresponds to an accommodation rack
- the exchange part 44 corresponds to an exchange part
- the left unit 41 and right unit 61 correspond to an elevating part.
- the printing system 12 corresponds to the printing system.
- the storage racks 90 arranged in the receiving portions 42 and 62 are driven by contacting the frame 29 between the shelf portion 91 having a predetermined height and the printing device 11 .
- a replacement part 44 for replacing the replaceable member and an elevating part for vertically moving the accommodation rack 90 are provided. Therefore, it is not necessary to provide the replacement part 44 and the driving parts 43 and 63 in the storage rack 90 . Therefore, when the replaceable members used in the printing apparatus 11 are automatically replaced, the storage rack 90 can be made compact.
- the exchange unit 40 has a left and right pair of left unit 41 and right unit 61, and the exchange part 44 provided in the left unit 41 moves the frame 29 to the side of the printer 11 or accommodates it by the frictional force of the surface 47a.
- a delivery unit 45 having a belt 47 that moves to the rack 90 side and a driving unit 48 that rotates the belt 47, and the delivery unit 45 is moved so that the surface 47a of the belt 47 of the delivery unit 45 approaches or separates from the frame 29. and a moving part 46 that allows Therefore, the replacement unit 40 can have a relatively simple configuration.
- An insertion space 95 into which the delivery portion 45 of the replacement portion 44 is inserted is provided on the side surface of the storage rack 90 . to replace.
- the frame 29 can be exchanged by inserting the delivery section 45 into the insertion space 95 and bringing the belt 47 into contact with the frame 29 to drive the driving section 48 . Therefore, in the replacement unit 40, the replaceable member can be replaced relatively easily.
- the exchange unit 40 controls the exchange unit 44 so as to pull the frame 29 into the shelf 91 when receiving a pull-in command from the printer 11 after the frame 29 sent from the printer 11 has entered the shelf 91.
- a control unit 70 is provided. Therefore, in the exchange unit 40 , exchangeable members can be exchanged smoothly between the printing apparatus 11 and the storage rack 90 .
- the exchange unit 40 also includes an exchange control section 70 that outputs a send command to the printer 11 after controlling the exchange section 44 to send the frame 29 to the printer 11 . Therefore, in the exchange unit 40 , exchangeable members can be exchanged smoothly between the printing apparatus 11 and the storage rack 90 .
- the replacement unit 40 moves the shelf 91 to a position higher than the passage surface 20 of the printing device 11 when sending the frame 29 from the storage rack 90 , and moves the shelf 91 to a position higher than the passing surface 20 of the printing device 11 when pulling the frame 29 out of the printing device 11 .
- a replacement control section 70 is provided for controlling the drive sections 43 and 63 to move the shelf section 91 to a position lower than the surface 20 . Therefore, in the exchange unit 40 , when the frame 29 is exchanged between the storage rack 90 and the printing device 11 , the frame 29 can be prevented from getting caught on the printing device 11 or the shelf 91 .
- the printer 11 is provided with the replacement unit 40 , and the printing unit 22 prints the frame 29 at the passage opening 19 through which the frame 29 passes when the frame 29 is moved to and from the accommodation rack 90 . It has a tapered portion 19a leading to a fixed position where the frame 29 is fixed during processing. Therefore, in the printing apparatus 11 , the frame 29 is less likely to get caught on the printing apparatus 11 when the frame 29 is carried into the printing apparatus 11 from the accommodation rack 90 .
- the storage rack 90 is a storage rack to be received in the exchange unit 40 arranged in the printing apparatus 11 having the printing section 22 that performs the viscous fluid printing process on the object to be processed using the screen mask M.
- the storage rack 90 includes a rack main body 90a formed with an opening 92 through which the frame 29 passes when the frame supporting the replaceable member including the screen mask M is exchanged with the printing apparatus 11, and a rack main body 90a.
- the tapered portion 91b may be formed on both the side surface 91d side of the shelf portion 91 and the tip 91c of the shelf portion 91. Therefore, in the storage rack 90 , the frame 29 is less likely to be caught by the storage rack 90 when the frame 29 is transported from the printing apparatus 11 to the storage rack 90 .
- the exchange unit 40 is composed of a pair of left unit 41 and right unit 61 , and the left unit 41 has a surface 47 a that causes the frame 29 to move toward the printer 11 side or the accommodation rack 90 by the frictional force of the surface 47 a.
- a delivery unit 45 having a belt 47 that moves to the side and a drive unit 48 that drives the belt 47, and a movement that moves the delivery unit 45 so that the surface 47a of the belt 47 of the delivery unit 45 approaches or separates from the frame 29. and a replacement portion 44 having a portion 46 .
- the rack body 90a is formed with an insertion space 95 into which the delivery portion 45 of the exchange portion 44 is inserted.
- a driven portion 94 that follows the movement is provided.
- the driven part 94 is configured as a ball cast, for example. Therefore, in the storage rack 90 , friction between the frame 29 and the shelf 91 can be reduced when the frame 29 is sent out by the delivery part 45 or the frame 29 is pulled into the shelf 91 . Therefore, in the storage rack 90, the frame 29 can be replaced smoothly.
- the printing system 12 also includes a replacement unit 40 , a printing device 11 , and an accommodation rack 90 . Since the printing system 12 includes the replacement unit 40, it is possible to reduce the size of the storage rack 90 when automatically replacing replaceable members used in the printing apparatus 11, similarly to the replacement unit 40.
- FIG. 1 A schematic diagram illustrating an exemplary computing environment in accordance with the present disclosure.
- the replacement part 44 is provided in the left unit 41, but it is not limited to this.
- the replacement part 44 may be provided in the right unit 61 .
- the replacement part 44 may be provided in both the left unit 41 and the right unit 61 .
- the storage rack 90 may omit the driven portion 94 on the side surface, and the insertion space 95 may be provided on both side surfaces.
- the frame 29 can be pulled in and out while simplifying the configuration of the accommodation rack 90 .
- the replacement unit 40 includes the left unit 41 and the right unit 61, and the main bodies of the replacement unit 40 are arranged on the left and right sides of the housing of the printing apparatus 11, respectively.
- the replacement unit 40 may have an integral structure as long as there is a space for accommodating the storage rack 90 .
- the replacement unit 40 is arranged in front of the printing apparatus 11, it is not limited to this, and may be arranged in the rear or side.
- the replacement part 44 is configured to transmit the power of the driving part 48 to the belt 47 via a plurality of pulleys 49, and the surface 47a of the belt 47 is brought into contact with the frame 29.
- the drive unit 48 is driven to rotate the belt 47 to send the frame 29 out from the storage rack 90 or to pull the frame 29 into the storage rack 90, but the present invention is not limited to this.
- the replacement unit 44 includes a rubber roller and a driving unit 48 connected to the rubber roller to rotate the rubber roller. By rotating the rubber roller, the frame 29 may be sent out from the storage rack 90 or pulled into the storage rack 90 .
- the tapered portion 19a which is a member having a tapered surface, is provided in the passage port 19, but this may be omitted and the guide 26a may be a tapered portion. That is, the guide 26a may have a tapered surface.
- the frame 29 can be moved smoothly.
- the printing device 11 may not have the tapered portion 19a.
- the configuration of the storage rack 90 can be simplified by using the replacement section 44 . It should be noted that the printer 11 preferably has the tapered portion 19a because the movement of the frame 29 is smooth.
- the storage rack 90 has the tapered portion 91b at the opening 92 of the shelf portion 91, but the tapered portion 91b may be omitted without being limited to this.
- the configuration of the storage rack 90 can be simplified by using the replacement portion 44 . It should be noted that it is preferable that the storage rack 90 has a tapered portion 91b because the movement of the frame 29 is smooth.
- the insertion space 95 is a groove-shaped space formed at the position of each shelf 91 on the side surface facing the left unit 41 of the rack body 90a, but it is not particularly limited to this.
- the insertion space 95 may be a space having a shape in which two or more groove-like insertion spaces 95 are communicated in the vertical direction.
- the printing device 11 outputs the pull-in command and the replacement unit 40 outputs the send-out command.
- these commands can be omitted by providing a detection sensor for detecting the frame 29 in the printer 11 or providing a detection sensor for detecting the frame 29 in the replacement unit 40 .
- the configuration of the printing system 12 can be simplified by not providing the detection sensor.
- the replacement unit 40 has the replacement unit 44 including the driving unit 48 , the moving unit 46 , and the sending unit 45 . is not particularly limited as long as it can move the It is assumed that the printing system 12 has a tapered portion 19a and a tapered portion 91b. In this printing system 12, since each tapered portion is provided, the movement of the frame 29 can be made smoother.
- the receiving portions 42 and 62 support the left and right ends of the storage rack 90 from the bottom side to receive the storage rack 90.
- the entire bottom surface of the storage rack 90 may be supported, or the storage rack 90 may be supported and received from the side surface or the top surface of the storage rack 90 .
- the replacement unit 40 receives the storage rack 90 from the automatic transport vehicle 18 by lifting the storage rack 90 upward, and moves the storage rack 90 to the automatic transport vehicle 18 by lowering the storage rack 90 downward.
- 90 is delivered, but it is not particularly limited to this as long as the storage rack 90 can be received and delivered.
- the automatic transport vehicle 18 enters the elevating space 50 to receive and deliver the accommodation rack 90, it is not particularly limited to this.
- a conveyor or the like is provided in one of the placing section and the receiving sections 42 and 62 of the automatic guided vehicle 18, and the automatic guided vehicle 18 is stopped in front of the exchange unit 40 to receive and deliver the accommodation rack 90. It can be a thing.
- the replacement part 27 has a rod structure having an abutting part arranged on the print head 23, but is not particularly limited to this, and can be an independent mechanism arranged other than the print head 23. good too.
- the replacement part 27 is a rod mechanism that engages with the frame 29, but it may be a conveyor mechanism that places and moves the frame 29 including the replaceable member.
- the replaceable member is explained as the screen mask M, but it is not limited to this as long as it requires replacement.
- One or more of the cleaning member 34 used for cleaning M and the supporting member 32 supporting the substrate S to be processed may be used.
- the object to be processed is the substrate S, the object to be processed is not particularly limited to this as long as the viscous fluid is printed, and a three-dimensional object or the like may be used.
- solder paste is used as the viscous fluid, conductive paste, adhesive, or the like may be used.
- the printing system 12 including the printing device 11, the replacement unit 40, and the storage rack 90 has been described, but the present disclosure may include one or more of the printing device 11, the replacement unit 40, and the storage rack 90.
- the present disclosure may be configured as follows.
- the storage rack of the present disclosure includes: A storage rack to be received in a replacement unit arranged in a printing device having a printing unit that performs printing processing of a viscous fluid using a screen mask on an object to be processed, a main body having an opening through which the frame that supports the replaceable member including the screen mask passes when the frame is exchanged with the printing apparatus; a plurality of shelf portions disposed inside the body portion for accommodating the frame; a tapered portion formed in the opening and formed so as to narrow the passage to guide the frame to the accommodation position of the shelf; is provided.
- the storage rack has an opening formed with a tapered portion that narrows the passage so as to guide the frame to the storage position of the shelf. Therefore, when the frame is carried out from the printing apparatus to the storage rack, it is possible to prevent the frame from being caught on the storage rack.
- the present disclosure can be used in the technical field of devices that mount and process components.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Screen Printers (AREA)
Abstract
Description
処理対象物に対してスクリーンマスクを用いて粘性流体の印刷処理を行う印刷部を備えた印刷装置に設けられる交換ユニットであって、
前記スクリーンマスクを含む交換可能部材を支持する枠を収容する複数の棚部を有する収容ラックを受け入れる受入部と、
前記受入部に配置された前記収容ラックの所定高さの前記棚部と前記印刷装置との間で前記枠に当接して駆動することにより前記交換可能部材を交換する交換部と、
前記収容ラックを上下動させる昇降部と、
を備えたものである。
処理対象物に対してスクリーンマスクを用いて粘性流体の印刷処理を行う印刷部を備えた印刷装置に配設される交換ユニットに受け入れられる収容ラックであって、
前記スクリーンマスクを含む交換可能部材を支持する枠を前記印刷装置との間で交換する際に該枠が通過する開口部が形成された本体部と、
前記本体部の内部に配設され、前記枠を収容する複数の棚部と、
前記開口部に形成され、前記棚部の収容位置へ前記枠を導くよう通路が狭くなるよう形成されたテーパ部と、
を備えたものである。
Claims (11)
- 処理対象物に対してスクリーンマスクを用いて粘性流体の印刷処理を行う印刷部を備えた印刷装置に設けられる交換ユニットであって、
前記スクリーンマスクを含む交換可能部材を支持する枠を収容する複数の棚部を有する収容ラックを受け入れる受入部と、
前記受入部に配置された前記収容ラックの所定高さの前記棚部と前記印刷装置との間で前記枠に当接して駆動することにより前記交換可能部材を交換する交換部と、
前記収容ラックを上下動させる昇降部と、
を備えた、交換ユニット。 - 前記交換ユニットは、一対のユニット構成部を有し、
前記交換部は、一対の前記ユニット構成部のいずれか一方に設けられており、表面の摩擦力により前記枠を前記印刷装置側又は前記収容ラック側に移動させるベルト及び前記ベルトを回転させる駆動部を有する送出部と、前記送出部の前記ベルトの表面が前記枠に対して接近又は離間するように前記送出部を移動させる移動部と、を備えている、
請求項1に記載の交換ユニット。 - 前記収容ラックの側面には、前記交換部の前記送出部が挿入される挿入空間が設けられており、
前記交換部は、前記送出部が前記挿入空間に挿入されて前記交換可能部材を交換する、 請求項2に記載の交換ユニット。 - 請求項1~3のいずれか1項に記載の交換ユニットであって、
前記印刷装置から送られた前記枠が前記棚部に入り込んだあと前記印刷装置から引入れ指令を受けると前記枠を前記棚部へ引き入れるよう前記交換部を制御する交換制御部、を備えた交換ユニット。 - 請求項1~4のいずれか1項に記載の交換ユニットであって、
前記印刷装置へ枠を送り出すよう前記交換部を制御したのち前記印刷装置へ送出指令を出力する交換制御部、を備えた交換ユニット。 - 請求項1~5のいずれか1項に記載の交換ユニットであって、
前記収容ラックから前記枠を送り出す際には、前記印刷装置の通過面よりも高い位置に前記棚部を移動させ、前記印刷装置から枠を引き入れる際には前記通過面よりも低い位置に前記棚部を移動するよう前記昇降部を制御する交換制御部、を備えた交換ユニット。 - 請求項1~6のいずれか1項に記載の交換ユニットが配設される印刷装置であって、
前記交換ユニットとの間で前記枠を移動させる際に該枠が通過する通過口に設けられ、前記枠を前記印刷部で印刷処理する際に該枠が固定される固定位置へ導くテーパ部、を備えた印刷装置。 - 処理対象物に対してスクリーンマスクを用いて粘性流体の印刷処理を行う印刷部を備えた印刷装置に配設される交換ユニットに受け入れられる収容ラックであって、
前記スクリーンマスクを含む交換可能部材を支持する枠を前記印刷装置との間で交換する際に該枠が通過する開口部が形成された本体部と、
前記本体部の内部に配設され、前記枠を収容する複数の棚部と、
前記開口部に形成され、前記棚部の収容位置へ前記枠を導くよう通路が狭くなるよう形成されたテーパ部と、
を備えた収容ラック。 - 前記テーパ部は、前記棚部の側面側、前記棚部の先端のうち1以上に形成されている、請求項8に記載の収容ラック。
- 前記交換ユニットは、一対のユニット構成部により構成され、前記ユニット構成部のいずれか一方に設けられ表面の摩擦力により前記枠を前記印刷装置側又は前記収容ラック側に移動させるベルト及び前記ベルトを駆動させる駆動部を有する送出部と、前記送出部の前記ベルトの表面が前記枠に対して接近又は離間するように前記送出部を移動させる移動部と、を有する交換部、を備えており、
前記本体部には、前記交換部の前記送出部が挿入される挿入空間が形成され、
前記棚部には、前記送出部が前記枠に当接した際に該枠の移動に従動する従動部、を備えている、請求項8又は9に記載の収容ラック。 - 請求項1~6のいずれか1項に記載の交換ユニットと、
請求項7に記載の印刷装置と、
請求項8~10のいずれか1項に記載の収容ラックと、
を備えた印刷システム。
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CN202180097637.5A CN117279785A (zh) | 2021-05-17 | 2021-05-17 | 更换单元、印刷装置、收容支架以及印刷系统 |
PCT/JP2021/018562 WO2022244042A1 (ja) | 2021-05-17 | 2021-05-17 | 交換ユニット、印刷装置、収容ラック及び印刷システム |
DE112021007672.8T DE112021007672T5 (de) | 2021-05-17 | 2021-05-17 | Austauscheinheit, Druckvorrichtung, Gehäusegestell und Drucksystem |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0671847A (ja) * | 1992-08-31 | 1994-03-15 | Taiyo Yuden Co Ltd | スクリーン印刷機 |
US20110192296A1 (en) * | 2010-02-09 | 2011-08-11 | Samsung Techwin Co., Ltd. | Screen printer |
WO2019225002A1 (ja) * | 2018-05-25 | 2019-11-28 | 株式会社Fuji | 収納装置及び印刷システム |
US20200391503A1 (en) * | 2019-06-13 | 2020-12-17 | Illinois Tool Works Inc. | Method and system for automated changeover and replacement within a stencil printer |
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2021
- 2021-05-17 JP JP2023521991A patent/JPWO2022244042A1/ja active Pending
- 2021-05-17 CN CN202180097637.5A patent/CN117279785A/zh active Pending
- 2021-05-17 WO PCT/JP2021/018562 patent/WO2022244042A1/ja active Application Filing
- 2021-05-17 DE DE112021007672.8T patent/DE112021007672T5/de active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0671847A (ja) * | 1992-08-31 | 1994-03-15 | Taiyo Yuden Co Ltd | スクリーン印刷機 |
US20110192296A1 (en) * | 2010-02-09 | 2011-08-11 | Samsung Techwin Co., Ltd. | Screen printer |
WO2019225002A1 (ja) * | 2018-05-25 | 2019-11-28 | 株式会社Fuji | 収納装置及び印刷システム |
US20200391503A1 (en) * | 2019-06-13 | 2020-12-17 | Illinois Tool Works Inc. | Method and system for automated changeover and replacement within a stencil printer |
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