WO2022138049A1 - 物品収容設備(article storage facility) - Google Patents
物品収容設備(article storage facility) Download PDFInfo
- Publication number
- WO2022138049A1 WO2022138049A1 PCT/JP2021/044271 JP2021044271W WO2022138049A1 WO 2022138049 A1 WO2022138049 A1 WO 2022138049A1 JP 2021044271 W JP2021044271 W JP 2021044271W WO 2022138049 A1 WO2022138049 A1 WO 2022138049A1
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- Prior art keywords
- article
- conveyor
- articles
- upstream
- target
- Prior art date
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- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 109
- 238000000034 method Methods 0.000 claims abstract description 58
- 230000008569 process Effects 0.000 claims abstract description 54
- 230000004308 accommodation Effects 0.000 claims description 15
- 230000032258 transport Effects 0.000 description 160
- 238000001514 detection method Methods 0.000 description 9
- 230000003028 elevating effect Effects 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0407—Storage devices mechanical using stacker cranes
- B65G1/0421—Storage devices mechanical using stacker cranes with control for stacker crane operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0407—Storage devices mechanical using stacker cranes
- B65G1/0435—Storage devices mechanical using stacker cranes with pulling or pushing means on either stacking crane or stacking area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0485—Check-in, check-out devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/137—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed
- B65G1/1373—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed for fulfilling orders in warehouses
- B65G1/1378—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed for fulfilling orders in warehouses the orders being assembled on fixed commissioning areas remote from the storage areas
Definitions
- the present invention includes a plurality of automated warehouse units including a transport device and a storage shelf for accommodating articles transported by the transport device, and a supply device for supplying articles to each transport device of the plurality of automated warehouse units. Regarding the goods storage equipment provided.
- the transport device provided in the automated warehouse unit may be configured to transport two articles together.
- An example of such an automated warehouse unit is disclosed in Japanese Patent Application Laid-Open No. 63-119509 (Patent Document 1).
- Patent Document 1 Japanese Patent Application Laid-Open No. 63-119509
- the automated warehouse unit of Patent Document 1 includes a transport device (loading / unloading device 8) provided with a traveling carriage (11) traveling on a specified traveling route (7), and a plurality of automatic warehouse units arranged along the traveling route (7). It is provided with a storage shelf provided with a storage unit (compartment storage space 2) and a supply device (storage conveyor 21) for supplying articles to the transport device (8). Further, the transport device (8) is mounted on the traveling carriage (11) and lined up in the traveling direction, with the direction along the traveling path (7) as the traveling direction and the direction orthogonal to the traveling direction as the shelf depth direction.
- a transfer device (moving tool 16A, 16B) is provided, and each transfer device (16A, 16B) is configured to be able to hold two articles side by side in the shelf depth direction. That is, the transport device (8) is configured such that each of the two transfer devices (16A, 16B) transports the two articles (6) together. Then, in accordance with the configuration of the transport device (8), the supply device (21) has two articles (cylindrical cans 6) arranged side by side in the shelf depth direction, and these articles are arranged along the traveling direction. It is a conveyor that conveys (6).
- the transport device When the transport device is configured to transport two articles together as in the automated warehouse unit of Patent Document 1, when there are a plurality of types of articles, the same type of articles is used. In some cases, it is easier to improve the efficiency of the storage operation of the articles on the storage shelves by the transport device and the efficiency of the storage of the articles on the storage shelves.
- Patent Document 1 does not particularly disclose a configuration for allowing two articles of the same type to be transported in an adjacent state in a supply device.
- the transport device when the transport device is configured to transport two articles together, it is possible to supply the transport device with two articles of the same type adjacent to each other with a relatively simple configuration. There is a need for an article storage facility equipped with a capable supply device.
- the article accommodating equipment includes a plurality of automatic warehouse units including a transport device and a storage shelf for accommodating articles transported by the transport device, and the transport device of each of the plurality of automatic warehouse units. It is an article accommodating facility including a supply device for supplying the article and a control device for controlling the supply device, and the transport device is configured to transport two of the articles together.
- the supply device is provided at a branch portion between a first conveyor, a plurality of second conveyors branched from the first conveyor, and each of the first conveyor and the plurality of second conveyors to provide a destination for the article.
- Each of the plurality of second conveyors comprises a branching device to be controlled, and each of the plurality of second conveyors is configured to supply the article to the transport device of the corresponding automated warehouse unit among the plurality of automated warehouse units.
- the control device sets each of the articles conveyed by the first conveyor as the target article, and the control device is the second conveyor, which is the destination of the target article.
- the first conveyor, the plurality of the second conveyors, and the plurality of branching devices are controlled so as to transport the target article to the selection conveyor, and each of the plurality of the second conveyors is controlled.
- the article located in the most upstream is defined as the most upstream article
- the group of one or more of the articles of the same type as the upstream article adjacent to the downstream side of the upstream article is defined as the adjacent homologous article group.
- the article of the same type as the type of the target article is the most upstream article
- the second conveyor in which the adjacent similar article group does not exist and the same type as the type of the target article.
- the second conveyor in which the article is the most upstream article and the number of articles constituting the adjacent similar article group is an even number is used as a pairing target conveyor, and there is a pairing target conveyor.
- the process is to determine the pairing target conveyor as the selection conveyor, and if there is no pairing target conveyor, determine the second conveyor selected according to the specified basic selection rule as the selection conveyor. ..
- the selection process of determining the selection conveyor which is the second conveyor which is the destination of the target articles conveyed by the first conveyor two articles of the same type are adjacent to each other (pair).
- the second conveyor that can be ringed) is used as the pairing target conveyor
- the pairing target conveyor is used as the selection conveyor if there is a pairing target conveyor
- the specified basics if there is no pairing target conveyor.
- the second conveyor selected according to the selection rule shall be the selection conveyor. Therefore, it is possible to increase the ratio of two articles of the same type that can be conveyed adjacent to each other in each of the plurality of second conveyors, and by extension, for each of the transfer devices of the plurality of automated warehouse units. , It is possible to increase the ratio of two articles of the same type that can be supplied adjacent to each other.
- FIG. 1 Perspective view of a part of the automated warehouse unit Floor plan of a part of the automated warehouse unit Diagram showing an example of warehousing control Figure showing another example of warehousing control Control block diagram Control flow diagram Top view of a part of the goods storage facility
- the figure which shows an example of the scene where a selection process is performed The figure which shows the aspect at the time point after FIG.
- the figure which shows the aspect at the time point after FIG. The figure which shows another example of the scene where the selection process is performed
- the figure which shows an example of the process of advancing the transport order of articles to the transport device side The figure which shows another example of the process of advancing the transport order of articles to the transport device side.
- the figure which shows still another example of the process of advancing the transport order of articles to a transport device side The figure which shows another example of a transport device
- the article accommodating facility 100 controls a plurality of automatic warehouse units 1, a supply device 4 for supplying articles W to each transport device 20 of the plurality of automatic warehouse units 1, and a supply device 4. It includes a control device 2 (see FIG. 5).
- the automated warehouse unit 1 includes a transport device 20 and a storage shelf 10 in which an article W transported by the transport device 20 is housed.
- the transport device 20 includes a traveling carriage 21 that travels along the specified first direction X.
- the storage shelf 10 includes a plurality of storage units 11 arranged along the first direction X.
- the article storage facility 100 includes a first storage shelf 10A and a second storage shelf 10B, which are a pair of storage shelves 10 arranged to face each other in the second direction Y.
- the second storage shelves 10B are arranged at intervals from the first storage shelves 10A in the second direction Y.
- the first storage shelf 10A includes a plurality of first storage units 11A arranged along the first direction X
- the second storage shelf 10B includes a plurality of second storage units arranged along the first direction X. It is equipped with 11B.
- the storage shelf 10 when the matters common to the first storage shelf 10A and the second storage shelf 10B are described, these are collectively referred to as the storage shelf 10, and are common to the first storage unit 11A and the second storage unit 11B. When describing the matters, these are collectively referred to as a storage unit 11.
- the first direction X is a direction along the horizontal plane.
- One side of the first direction X is referred to as the first side X1 in the first direction
- the other side of the first direction X (the side opposite to the first side X1 in the first direction) is referred to as the second side X2 in the first direction.
- the second direction Y is a direction orthogonal to the first direction X in a vertical direction along the vertical direction Z (vertical direction).
- the second direction Y is a direction along the horizontal plane.
- One side of the second direction Y is referred to as the first side Y1 of the second direction
- the other side of the second direction Y is referred to as the second side Y2 of the second direction.
- the first storage shelf 10A is arranged on the first side Y1 in the second direction with respect to the second storage shelf 10B.
- the storage shelf 10 includes a support shelf 12 that supports the article W (specifically, it is supported from the lower side Z2).
- the support shelf 12 is fixed to a support column 13 erected on the floor.
- the article W is housed in the storage shelf 10 while being supported by the support shelf 12. That is, the accommodating portion 11 is formed by the support shelf 12, and the size of the accommodating portion 11 in the second direction Y is determined according to the dimension of the support shelf 12 in the second direction Y.
- the support shelf 12 is formed in a plate shape (including a case where the support shelf 12 is formed in a plate shape as a whole by an assembly of a plurality of members), and in the present embodiment, as shown in FIG. 1, a plurality of articles W are the first. They are arranged in one direction X and supported by one support shelf 12.
- the article W is, for example, a cardboard case, a container case, or the like.
- each of the plurality of accommodating portions 11 is plurality in the second direction Y (the present embodiment). Then, the two) articles W can be accommodated side by side. In other words, in the article W handled by the article accommodating facility 100, a plurality of articles W (two in the present embodiment) can be arranged in the second direction Y and accommodated in the accommodating portion 11 (specifically). Contains the article W (dimensions in the direction along the second direction Y) in a state of being accommodated in the accommodating portion 11.
- the article W handled by the article accommodating facility 100 may include an article W having the above-mentioned size large enough to occupy the accommodating portion 11 with one article W.
- the front side of the two articles W (the side where the articles W are taken in and out by the transport device 20).
- the article W is accommodated in the first accommodation position P1
- the article W on the inner side of the two articles W (the side opposite to the front side in the second direction Y) is on the inner side of the first accommodation position P1. It is accommodated in the second accommodation position P2.
- the storage shelves 10 include a plurality of storage units 11 arranged in the vertical direction Z.
- a plurality of support shelves 12 are fixed to the columns 13 at intervals in the vertical direction Z
- the article W is a support shelf in each of the plurality of stages (shelf stages) arranged in the vertical direction Z. It is housed in a state of being supported by 12.
- the traveling carriage 21 travels along the first direction X between the first storage shelf 10A and the second storage shelf 10B in the second direction Y.
- the transport device 20 is a stacker crane. Specifically, in addition to the traveling carriage 21, the transport device 20 has a mast 22 erected on the traveling carriage 21 and an elevating unit 23 that moves up and down (moves along the vertical direction Z) guided by the mast 22. And have.
- the traveling path of the traveling carriage 21 is formed by rails 24 installed along the first direction X.
- the transport device 20 includes a transfer device 30 mounted on the traveling carriage 21. In the present embodiment, the transfer device 30 is mounted on the traveling carriage 21 by being supported by the elevating portion 23.
- the transfer device 30 depends on the traveling motion of the traveling carriage 21 (in the present embodiment, by the traveling motion of the traveling carriage 21 and the lifting motion of the elevating unit 23), the transfer target location of the article W (accommodation unit 11 and later). It is moved to the position corresponding to the discharge device 3 and the supply device 4).
- the position corresponding to the transfer target location is a position where the article W can be transferred between the transfer portion 31 and the transfer target location, which will be described later.
- the transfer device 30 is the transfer target location. And the position facing the second direction Y (opposing the second direction Y at the same height (position in the vertical direction Z)).
- the transfer device 30 performs a transfer operation of the article W between the transfer unit 31 and the transfer target location in a state of being arranged at a position corresponding to the transfer target location.
- the article W to be stored in the storage shelf 10 is supplied to the transport device 20 from the supply device 4 constituting the storage line, then transported to the storage unit 11 by the transport device 20 and stored in the storage unit 11.
- the article W to be delivered from the storage shelf 10 is taken out from the storage unit 11 by the transport device 20, transported to the discharge device 3, and then carried out to the delivery line or the like by the discharge device 3.
- the transport device 20 takes in and out the article W from the second side Y2 in the second direction with respect to the first storage shelf 10A (specifically, the first storage unit 11A), and the second storage shelf 10B (specifically, the first storage shelf 10B).
- the article W is taken in and out from the first side Y1 in the second direction with respect to the second accommodating portion 11B).
- the transfer device 20 includes two transfer devices 30, a first transfer device 30A and a second transfer device 30B.
- the second transfer device 30B is arranged on the first side X1 in the first direction with respect to the first transfer device 30A.
- the first transfer device 30A and the second transfer device 30B can perform the transfer operation independently of each other.
- each of the first transfer device 30A and the second transfer device 30B has a mounting portion 31 on which a plurality of (two in the present embodiment) articles W can be placed side by side in the second direction Y. I have.
- the two articles W can be placed side by side in the second direction Y on the mounting section 31 (specifically, the mounting section 31).
- the article W (dimensions in the direction along the second direction Y) is included in the state of being placed on the surface of the article W.
- the transport device 20 is configured to transport two articles W together.
- transporting two articles W together means transporting one or more sets of articles W in pairs.
- the transfer device 20 conveys two sets of two articles W. It is configured as follows. Although the transport device 20 is configured to transport the two articles W together, there may be a case where the two articles W are not conveyed together.
- Each of the first transfer device 30A and the second transfer device 30B moves the article W in the second direction Y to transfer the article W between the mounting section 31 and the accommodating section 11.
- Each of the first transfer device 30A and the second transfer device 30B can transfer the article W between the mounting section 31 and the first storage position P1, and the mounting section 31 and the second storage position P1.
- the article W can be transferred to and from P2.
- the first transfer device 30A and the second transfer device 30B are supported side by side in the first direction X on the common elevating unit 23, and are integrally moved up and down as the elevating unit 23 moves up and down.
- the transfer device 30 when the matters common to the first transfer device 30A and the second transfer device 30B are described, these are collectively referred to as the transfer device 30.
- the configuration of the transfer device 30 is not limited to this, but in the present embodiment, as shown in FIGS. 1, 3, and 4, the transfer device 30 can change the interval of the first direction X and can be changed. It includes a pair of arms 32 that move in and out of the second direction Y. Each of the pair of arms 32 is formed in a flat plate shape in which the first direction X is the thickness direction (direction orthogonal to the plate surface). The transfer device 30 puts the pair of arms 32 in the second direction while the article W is arranged between the pair of arms 32 (specifically, between the first directions X of the pair of arms 32, the same applies hereinafter).
- the transfer device 30 determines the distance between the pair of arms 32 in the first direction X according to the dimension of the article W to be transferred arranged between the pair of arms 32 in the first direction X.
- the article W is transferred by moving the pair of arms 32 in and out of the second direction Y in a state of being spaced apart from each other.
- the pair of arms 32 are configured to be retractable on both sides of the second direction Y, and the transfer device 30 transfers the article W to both the first accommodating portion 11A and the second accommodating portion 11B. can do.
- each of the pair of arms 32 is attached to a fixing member 33 to which the position of the second direction Y (the position of the second direction Y with respect to the traveling carriage 21) is fixed. It is supported so that it can be slidably moved in the direction Y.
- the arm 32 is arranged inside the first direction X (the side of the pair of arms 32 toward the center position of the first direction X) with respect to the fixing member 33 supporting the arm 32.
- the arm 32 may be directly supported by the fixing member 33, but in the present embodiment, the arm 32 is indirectly supported by the fixing member 33 (specifically, between the arm 32 and the fixing member 33). It is supported (via an disposed intermediate member 34).
- the operation of delivering the article W from the mounting section 31 to the accommodating section 11 is referred to as a wholesale operation
- the operation of receiving the article W from the accommodating section 11 to the loading section 31 is referred to as a scooping operation.
- the transfer device 30 performs a transfer operation of the article W by moving the article W arranged between the pair of arms 32 in the second direction Y by moving in and out of the pair of arms 32. Specifically, the transfer device 30 moves the pair of arms 32 to the first side Y1 in the second direction to move the article W mounted on the mounting portion 31 to the first side Y1 in the second direction.
- a wholesale operation is performed in which the article W is delivered from the mounting portion 31 to the first accommodating portion 11A so as to be moved, and the pair of arms 32 are retracted to the second side Y2 in the second direction to move the pair of arms 32 to the first accommodating portion 11A.
- the article W housed in the above is moved to the second side Y2 in the second direction, and the scooping operation of receiving the article W from the first accommodating portion 11A to the mounting portion 31 is performed.
- the transfer device 30 moves the article W mounted on the mounting portion 31 to the second side Y2 in the second direction by moving the pair of arms 32 to the second side Y2 in the second direction.
- the article W is delivered from the mounting portion 31 to the second accommodating portion 11B, and is accommodated in the second accommodating portion 11B by the retreat movement of the pair of arms 32 to the first side Y1 in the second direction.
- the article W is moved to the first side Y1 in the second direction, and the scooping operation of receiving the article W from the second accommodating portion 11B to the mounting portion 31 is performed.
- a hook 35 (an example of a contact member) is provided for each of the pair of arms 32, and the transfer device 30 allows the pair of arms 32 to move in and out.
- the article W is pushed out or pulled in by the hook 35, and the article W arranged between the pair of arms 32 is moved in the second direction Y.
- the transfer device 30 pushes the article W mounted on the mounting portion 31 toward the accommodating portion 11 by the hook 35 by moving the pair of arms 32 out and forth, thereby pushing the article W. It is delivered to the accommodating portion 11, and by retracting the pair of arms 32, the article W accommodated in the accommodating portion 11 is pulled toward the mounting portion 31 side by the hook 35, and the article W is received by the loading portion 31. ..
- FIG. 3 shows a situation in which the second transfer device 30B simultaneously performs a wholesale operation on two articles W mounted on the mounting portion 31 side by side in the second direction Y
- FIG. 4 shows a situation in which the first transfer device 30B performs a wholesale operation. It shows a situation where the transfer device 30A simultaneously performs a wholesale operation on two articles W mounted on the mounting portion 31 side by side in the second direction Y.
- one article W is pushed out to the second accommodation position P2 by the hook 35 provided at the center of the second direction Y in each of the pair of arms 32, and the second in each of the pair of arms 32.
- the two articles W are wholesaled by pushing the other article W to the first accommodation position P1 by the hook 35 provided at the end of the first side Y1 in the direction. Further, in the situation shown in FIG. 4, one article W is pushed out to the second accommodation position P2 by the hook 35 provided at the center of the second direction Y in each of the pair of arms 32, and in each of the pair of arms 32. The two articles W are wholesaled by pushing the other article W to the first accommodation position P1 by the hook 35 provided at the end of the second side Y2 in the second direction.
- the transfer device 30 (specifically, the mounting portion 31) is a conveyor 36 (for example, a conveyor 36) that conveys the article W in the second direction Y. , Belt conveyor).
- the article W is placed on the mounting portion 31 in a state of being supported by the transport surface of the conveyor 36.
- the conveyor 36 is configured to be able to convey the article W on both sides of the second direction Y.
- the mounting portion 31 includes two conveyors 36 capable of carrying out the transport operation of the article W independently of each other. These two conveyors 36 are arranged side by side in the second direction Y, and one of the two articles W placed side by side in the second direction Y on the mounting portion 31 is the first side Y1 in the second direction. The other of the two articles W is placed on the conveyor 36 of the second side Y2 in the second direction.
- the transfer device 30 operates the conveyor 36 on which the article W is placed so as to be synchronized with the moving direction and the moving speed of the article W due to the moving movement of the pair of arms 32 in the wholesale operation. It is configured to let you. Further, in the present embodiment, the transfer device 30 mounts the conveyor 36 on which the article W is placed so as to synchronize with the moving direction and the moving speed of the article W due to the retracting movement of the pair of arms 32 in the scooping operation. It is configured to operate.
- the attribute of the article W is a classification in which the article W that can be handled by the article accommodating facility 100 is classified according to a predetermined standard.
- the attribute of the article W is the dimension of the outer shape of the article W, specifically, the dimension of the outer shape of the article W in the first direction X (specifically, the article W is placed on the mounting portion 31). (Dimensions in the direction along the first direction X) in the state of being housed or housed in the housing portion 11.
- the type of the article W is determined according to which of the predetermined dimension categories the dimensions of the article W (the dimensions of the outer shape of the article W) belong to.
- articles W of the same type have the same (same or similar) dimensions in the first direction X as each other.
- a small article WS which is an article W belonging to one dimension category
- a large article WL which is an article W belonging to a dimension category in which the dimension of the first direction X is larger than that of the dimension category
- an article W belonging to a dimension category different from these two dimension categories may exist.
- the transfer device 30 moves the pair of arms 32 back and forth in the second direction Y with the article W arranged between the pair of arms 32, so that the accommodating portion 11 and the mounting portion 31 are placed.
- the article W is transferred to and from. Therefore, when the dimensions of the first direction X of the two articles W arranged side by side in the second direction Y in the mounting portion 31 are the same, the two articles W are simultaneously wholesaled. be able to.
- the transfer device 30 when the two articles W arranged side by side in the second direction Y in the mounting portion 31 are the same type of articles W, the transfer device 30 simultaneously for these two articles W.
- the above dimension classification is set so that the transfer operation can be performed.
- each accommodating portion 11 accommodates articles W of the same type side by side in the second direction Y.
- the control device 2 sets the position and width of the first direction X of the accommodating portion 11 in the accommodating shelf 10 to the first direction of the article W when accommodating the article W in the accommodating portion 11.
- Set according to the dimension of X For example, the control device 2 sets the position and width of the first direction X of the storage unit 11 on the storage shelf 10 so that the gaps formed between the two articles W adjacent to the first direction X are equal. It is set according to the dimension of the first direction X of the article W to be accommodated.
- the articles W of the same type are arranged in the second direction Y in each accommodating portion 11, and the position and width of the accommodating portions 11 in the accommodating shelves 10 are not fixed, so that the articles W in the accommodating shelves 10 are arranged. It is possible to improve the accommodation efficiency.
- two articles W of the same type are arranged in the second direction Y in the mounting portion 31 to be exemplified in FIGS. 3 and 4.
- the supply device 4 for supplying the article W to the transport device 20 as follows, the ratio at which two articles W of the same type can be aligned and delivered to each transfer device 30 can be obtained. It is possible to increase it.
- the supply device 4 is a branching portion between the upstream conveyor 5, a plurality of downstream conveyors 6 branching from the upstream conveyor 5, and each of the upstream conveyor 5 and the plurality of downstream conveyors 6.
- a branching device 9 provided in No. 8 to control the destination of the article W is provided.
- the upstream conveyor 5 conveys the articles W in a line.
- the downstream conveyor 6 (specifically, each of the first transport portion 7A, the second transport portion 7B, and the third transport portion 7C, which will be described later) transports the articles W in a line.
- the transport direction T of the article W by the upstream conveyor 5 is indicated by an arrow
- the transport direction T of the article W by the downstream conveyor 6 is indicated by another arrow.
- the side to which the arrow indicating the transport direction T faces is the downstream side, and the opposite side is the upstream side.
- the upstream side conveyor 5 and the downstream side conveyor 6 are, for example, a roller conveyor or a belt conveyor.
- the upstream conveyor 5 corresponds to the "first conveyor” and the downstream conveyor 6 corresponds to the "second conveyor”.
- the branching device 9 sets the destination of the article W (article W conveyed from the upstream side of the upstream conveyor 5 to the branch portion 8) downstream of the branch portion 8 of the upstream conveyor 5 to the destination of the article W arranged in the branch portion 8.
- the side is switched to the downstream side conveyor 6 connected to the branch portion 8.
- the branching device 9 is arranged so as to be able to move up and down in the gap between the roller conveyor that conveys the article W in the conveying direction T of the upstream conveyor 5 and the plurality of rollers constituting the roller conveyor, and the branching device 9 is arranged so as to be able to move up and down in the gap between the roller conveyors and the downstream conveyor 6. It is configured by using a chain transer (chain conveyor) for transporting the article W.
- the destination of the article W arranged in the branch portion 8 is closer to the branch portion 8 of the upstream conveyor 5. It can be switched to the downstream side. Further, by raising the transport surface of the chain transer to Z1 above the transport surface of the roller conveyor, the destination of the article W arranged at the branch portion 8 is connected to the branch portion 8 on the downstream side conveyor 6. Can be switched to.
- Each of the plurality of downstream conveyors 6 is configured to supply the article W to the transport device 20 of the corresponding automated warehouse unit 1 among the plurality of automated warehouse units 1.
- the downstream conveyor 6 includes a first transport portion 7A, a second transport portion 7B, and a third transport portion 7C.
- the upstream end of the third transport portion 7C is the upstream end of the downstream conveyor 6 provided with the third transport portion 7C and is connected to the branch portion 8. Further, the upstream end of the first transport portion 7A is connected to the third transport portion 7C, and the upstream end of the second transport portion 7B is connected to the third transport portion 7C.
- the first transport portion 7A is connected to the third transport portion 7C on the downstream side of the second transport portion 7B.
- the article W supplied from the upstream side conveyor 5 to the downstream side conveyor 6 is conveyed toward the downstream side by the third transfer portion 7C, and then is supplied to the first transfer portion 7A or the second transfer portion 7B.
- the downstream side conveyor 6 is provided with the same device as the branching device 9 described above, and the destination of the article W transported to the downstream side by the third transport portion 7C is set to the first transport portion. It is possible to switch between 7A and the second transport portion 7B.
- the first transport portion 7A is arranged so as to be adjacent to the first side Y1 in the second direction with respect to the first transfer device 30A in a state where the traveling carriage 21 is in the specified warehousing position L (see FIG. 2). ..
- the second transport portion 7B is arranged so as to be adjacent to the first side Y1 in the second direction with respect to the second transfer device 30B in a state where the traveling carriage 21 is in the warehousing position L.
- the warehousing position L is a position where the transport device 20 receives the supply of the article W from the supply device 4, specifically, the first transfer device 30A receives the supply of the article W from the first transport portion 7A, and , The position where the second transfer device 30B receives the supply of the article W from the second transport portion 7B. That is, with the traveling carriage 21 at the warehousing position L, the first transfer device 30A is arranged at a position corresponding to the first transfer portion 7A, and the second transfer device 30B corresponds to the second transfer portion 7B. Placed in position.
- the first transport portion 7A is configured to transport the article W in the second direction Y.
- the transfer operation of the article W from the first transfer portion 7A to the first transfer device 30A is the first transfer portion 7A and the first transfer operation. This is done by at least one of the mounting devices 30A (both in this embodiment).
- the article W is transferred from the first transfer portion 7A to the placement portion of the first transfer device 30A by the transfer operation of the first transfer portion 7A and the transfer operation of the conveyor 36 included in the first transfer device 30A.
- the article W is transferred from the first transport portion 7A to the first transfer device 30A by moving to 31.
- the first transfer device 30A (in this embodiment, the conveyor 36 included in the first transfer device 30A) moves the article W in the second direction Y to move the article W to the mounting portion 31 and the supply device 4 (specifically).
- the movement of the article W from the first transport portion 7A to the first transfer device 30A may be performed by using the movement of the pair of arms 32 included in the first transfer device 30A.
- the second transport portion 7B is configured to transport the article W in the second direction Y.
- the transfer operation of the article W from the second transfer portion 7B to the second transfer device 30B is the second transfer portion 7B and the second transfer operation. This is done by at least one of the mounting devices 30B (in this embodiment, both).
- the article W is transferred from the second transfer portion 7B to the placement portion of the second transfer device 30B by the transfer operation of the second transfer portion 7B and the transfer operation of the conveyor 36 included in the second transfer device 30B.
- the article W is transferred from the second transport portion 7B to the second transfer device 30B by moving to 31.
- the second transfer device 30B (in this embodiment, the conveyor 36 included in the second transfer device 30B) moves the article W in the second direction Y to move the article W to the mounting portion 31 and the supply device 4 (specifically).
- the movement of the article W from the second transfer portion 7B to the second transfer device 30B may be performed by using the movement of the pair of arms 32 included in the second transfer device 30B.
- this article accommodating facility 100 it is possible to increase the ratio of two articles W of the same type that can be conveyed adjacent to each other in each of the plurality of downstream conveyors 6.
- Increasing the above ratio is realized by performing the selection process described later by the control device 2, for example, even when the number of downstream conveyors 6 is smaller than the number of types of articles W, a plurality of downstream conveyors.
- the control device 2 for example, even when the number of downstream conveyors 6 is smaller than the number of types of articles W, a plurality of downstream conveyors.
- the same type of articles W can be transported to the transport device 20 without changing the transport order, as shown in FIG.
- Two articles W can be arranged and delivered to the transfer device 30.
- two small articles WS transported in an adjacent state in the third transport portion 7C are delivered from the first transport portion 7A to the first transfer device 30A, and are delivered in the third transport portion 7C.
- Two large article WLs transported in an adjacent state are delivered from the second transport portion 7B to the second transfer device 30B.
- a detection device 90 for detecting the attribute of the article W is provided on the transport path of the article W by the upstream conveyor 5.
- the detection device 90 determines the dimension of the outer shape of the article W.
- the detection device 90 may be a device that directly detects the dimensions of the article W by detection light or the like, or may be a device that indirectly detects the dimensions of the article W.
- the detection device 90 detects the identification information (bar code, etc.) of the article W to be detected, and refers to the dimension data of the article W associated with the detected identification information to determine the dimension of the article W. Can be configured to be acquired.
- the information on the attributes of the article W detected by the detection device 90 is transmitted to the control device 2 described later as the attribute data 91 of the article W (see FIG. 5).
- the article accommodating equipment 100 includes a control device 2 for controlling the operation of the transport device 20 and the supply device 4.
- the control device 2 controls the operation of the controlled object by controlling the driving of a driving force source (for example, an electric motor or a solenoid) provided in each portion.
- the control device 2 includes an arithmetic processing unit such as a CPU and peripheral circuits such as a memory, and the control device 2 cooperates with these hardware and a program executed on the hardware such as the arithmetic processing apparatus.
- Each function of is realized.
- the control device 2 may be composed of a set of a plurality of hardware (a plurality of separated hardware) capable of communicating with each other instead of one hardware. Further, at least a part of the control device 2 may be provided integrally with the control target. For example, at least a part of the control device 2 may be provided in the transfer device 20.
- the transport device 20 operates under the control of the control device 2. Specifically, the transport device 20 is provided with a transport device control unit 40 (equipment controller), and the transport device control unit 40 controls the drive of the driving force source in response to a command from the control device 2. This controls each operation of the transport device 20 (running operation of the traveling carriage 21, raising / lowering operation of the elevating unit 23, transfer operation of the transfer device 30).
- a transport device control unit 40 equipment controller
- the transport device control unit 40 controls the drive of the driving force source in response to a command from the control device 2. This controls each operation of the transport device 20 (running operation of the traveling carriage 21, raising / lowering operation of the elevating unit 23, transfer operation of the transfer device 30).
- the supply device 4 operates under the control of the control device 2. Specifically, the supply device 4 is provided with a supply device control unit 41 (equipment controller), and the supply device control unit 41 controls the drive of the driving force source in response to a command from the control device 2. This controls each operation of the supply device 4 (transport operation of the upstream conveyor 5, transfer operation of the downstream conveyor 6, branch operation of the branch device 9).
- the branching operation of the branching device 9 is an operation of switching the destination of the article W by the branching device 9.
- control device 2 disclosed in the present specification can be applied to the control method of the supply device 4, and the control method of the supply device 4 is also disclosed in the present specification.
- the target article WT is conveyed to a step of performing a selection process described later (specifically, a step of performing each process (each step) shown in FIG. 6) or a selection conveyor determined by the selection process.
- a step of controlling the upstream side conveyor 5, the plurality of downstream side conveyors 6, and the plurality of branching devices 9 is included.
- the control device 2 performs the selection process described below to determine the ratio at which two articles W of the same type can be conveyed adjacent to each other in each of the plurality of downstream conveyors 6. It is possible to increase it. This point will be described with reference to the example shown in FIGS. 8 to 10 and another example shown in FIGS. 11 to 12. Here, a case where selection processing is performed for the four downstream conveyors 6 of the first downstream conveyor 6A, the second downstream conveyor 6B, the third downstream conveyor 6C, and the fourth downstream conveyor 6D will be described.
- the number of downstream conveyors 6 branching from the upstream conveyor 5 is not limited to this.
- the type of the article W is indicated by the alphabet described inside the quadrangle indicating each article W, and the articles W having the same alphabet are the same.
- the control device 2 acquires the attribute information (attribute data 91) of the article W detected by the detection device 90 (see FIG. 5), and the type of each article W conveyed by the upstream conveyor 5 Get information.
- the plurality of articles W conveyed by the upstream conveyor 5 are designated as the first article W1, the second article W2, the third article W3, the fourth article W4, and the fifth article W5 in order from the downstream side.
- a plurality of articles W conveyed by the upstream conveyor 5 are referred to as a sixth article W6, a seventh article W7, and an eighth article W8 in order from the downstream side.
- the article W located at the most upstream is referred to as the upstream article WU, and is one of the same types as the upstream article WU adjacent to the downstream side of the upstream article WU.
- the group of the above articles W is referred to as an adjacent article group GW of the same type.
- the upstream article WU and the adjacent article group GW do not exist in any of the downstream conveyors 6.
- the third article W3 is the most upstream article WU
- the second article W2 is the most upstream article WU. 4
- the first article W1 is the most upstream article WU.
- the adjacent article group GW does not exist in any of the downstream conveyors 6.
- the article W of type A in the second downstream side conveyor 6B, the article W of type A is the most upstream article WU, and in the third downstream side conveyor 6C, the article W of type A is the most upstream article WU.
- the article W of type B is the most upstream article WU.
- the third downstream side conveyor 6C has an adjacent article group GW composed of one article W
- the fourth downstream side conveyor 6D has an adjacent article group GW composed of two articles W. The article group GW exists.
- the control device 2 uses each of the articles W conveyed by the upstream conveyor 5 as the target article WT, performs a selection process for determining the selection conveyor which is the downstream conveyor 6 which is the destination of the target article WT, and makes the selection conveyor.
- the upstream conveyor 5, the plurality of downstream conveyors 6, and the plurality of branching devices 9 are controlled so as to convey the target article WT.
- the selection process if there is a pairing target conveyor, the pairing target conveyor is determined as the selection conveyor, and if there is no pairing target conveyor, the downstream side conveyor 6 selected according to the specified basic selection rule is selected. It is a process to determine as a conveyor.
- the conveyor to be paired will be described later.
- one pairing target conveyor is selected from among them, and the selected pairing target conveyor is determined as the selection conveyor.
- one pairing target conveyor is selected from a plurality of pairing target conveyors according to the basic selection rule. The selection process is performed in order from the downstream article W with respect to the plurality of articles W conveyed by the upstream conveyor 5.
- the control device 2 executes the selection process when the target article WT has passed the specified selection position P (see FIG. 7) on the upstream conveyor 5.
- the control device 2 determines the selection conveyor according to the flowchart shown in FIG. That is, the control device 2 determines whether or not the target article WT has passed the selected position P (step # 01), and determines whether the target article WT has passed the selected position P (step # 01: Yes). It is determined whether or not there is a conveyor to be paired (step # 02). Then, if there is a pairing target conveyor (step # 02: Yes), the control device 2 determines the pairing target conveyor as the selection conveyor (step # 03).
- the control device 2 determines the selection conveyor according to the basic selection rule (step # 04). Specifically, the control device 2 determines the downstream conveyor 6 selected according to the basic selection rule as the selection conveyor. As shown in FIG. 7, the selection position P is set to a position upstream of the branch portion 8 located on the most upstream side among the plurality of branch portions 8 arranged along the upstream conveyor 5. ing. In the example shown in FIG. 7, the detection device 90 is provided at the selection position P, but the detection device 90 may be provided on the upstream side of the selection position P.
- the article W of the same type as the target article WT is the most upstream article WU, and the downstream conveyor 6 in which the adjacent article group GW does not exist, and the article of the same type as the target article WT.
- the downstream conveyor 6 in which W is the most upstream article WU and the number of articles W constituting the adjacent article group GW is an even number is used as a pairing target conveyor.
- the target article WT that has already been selected has not yet been conveyed to the selection conveyor determined as its destination (that is, if it exists on the upstream conveyor 5), the target article is concerned. It is considered that the article WT is being conveyed to the selection conveyor, and it is determined whether or not there is a pairing target conveyor.
- the fourth downstream side conveyor 6D is determined as the selection conveyor, so that the fifth article W5 is referred to as the target article WT. If the fourth article W4 has not yet been conveyed to the fourth downstream conveyor 6D during the selection process, it is considered that the fourth article W4 has been conveyed to the fourth downstream conveyor 6D, and the pair is paired. Determine if there is a ring target conveyor. In this case, in the selection process in which the fifth article W5 is the target article WT, the fourth article W4 becomes the most upstream article WU in the fourth downstream side conveyor 6D.
- the downstream conveyor 6 selected according to the specified basic selection rule is determined as the selection conveyor.
- the basic selection rule is, for example, a capacity that is the number of articles W already accommodated in the accommodating number of articles W in each of the plurality of storage shelves 10, and a capacity during transportation in each of the plurality of downstream conveyors 6. It can be a rule of selection based on at least one of the number of articles W (selecting the downstream conveyor 6).
- “during transport” means a state of being mounted on the downstream side conveyor 6, and includes not only during the transport operation but also during the stop of the transport operation.
- the basic selection rule is based on the accommodation rate in each of the plurality of storage shelves 10, the number of articles W being transported in each of the plurality of downstream conveyors 6, and the upstream conveyor 5 in each of the plurality of downstream conveyors 6. It can also be a rule of selection based on at least one of the positions of the branching portions 8 and (selecting the downstream conveyor 6).
- the control device 2 acquires the information necessary for selecting the downstream conveyor 6 according to the basic selection rule (for example, the above-mentioned information such as the accommodation rate) from the information managed by itself, or from another device. get.
- the basic selection rule is a rule for selecting the downstream conveyor 6 based on the accommodation rate in each of the plurality of storage shelves 10, the automated warehouse unit provided with the storage shelf 10 as the storage rate of the storage shelf 10 decreases. It is preferable to increase the priority (priority selected as the selection conveyor) of the downstream conveyor 6 that supplies the article W to the transfer device 20 of 1. In this case, it is possible to reduce the load bias among the plurality of automated warehouse units 1.
- the basic selection rule is a rule for selecting the downstream conveyor 6 based on the number of articles W being conveyed in each of the plurality of downstream conveyors 6, the number of articles W being conveyed in the downstream conveyor 6 is small. Therefore, it is preferable to increase the priority of the downstream conveyor 6 (priority selected as the selection conveyor). In this case, it is possible to reduce the load bias among the plurality of downstream conveyors 6.
- the position of the branch portion 8 is the upstream conveyor 5.
- the selection conveyor is selected in order from the downstream side conveyor 6 which is the upstream side of the above, or from the downstream side conveyor 6 where the position of the branch portion 8 is the downstream side of the upstream side conveyor 5 (that is, cyclically selected). Is suitable. In this case, with a relatively simple control configuration, it is possible to reduce the load bias among the plurality of downstream conveyors 6.
- the basic selection rule is a rule for selecting the downstream conveyor 6 based on both the accommodation rate in each of the plurality of storage shelves 10 and the number of articles W being transported in each of the plurality of downstream conveyors 6.
- the above-mentioned priority is determined so that the accommodating rate of the accommodating shelf 10 increases as the accommodating rate decreases and the number of articles W being conveyed in the downstream conveyor 6 decreases. Can be.
- the basic selection rule is added to at least one of the accommodation rate in each of the plurality of storage shelves 10 and the number of articles W being transported in each of the plurality of downstream side conveyors 6, and the plurality of downstream side conveyors 6
- the rule is to select the downstream conveyor 6 based on the position of the branch portion 8 with the upstream conveyor 5 in each of the above, for example, the above-mentioned plurality of downstream conveyors 6 having the same high priority.
- the downstream conveyor 6 can be cyclically selected from the inside.
- the article W does not exist in any of the first downstream side conveyor 6A, the second downstream side conveyor 6B, the third downstream side conveyor 6C, and the fourth downstream side conveyor 6D. Therefore, in the selection process for the first article W1 which is the most downstream target article WT, the pairing target conveyor does not exist, and the selection conveyor (downstream side conveyor 6) which is the destination of the first article W1 is the basic selection rule. It is decided according to. Since the first article W1, the second article W2, and the third article W3 are different types of articles W, the selection process for the second article W2, which is the next target article WT, and the next target article WT. Even in the selection process for a certain third article W3, the pairing target conveyor does not exist. Therefore, the selection conveyor that is the destination of the second article W2 and the third article W3 is also determined according to the basic selection rule.
- the branch portion 8 is located on the downstream side of the upstream conveyor 5 in order from the downstream conveyor 6. Selected for click.
- the fourth downstream side conveyor 6D is determined as the selection conveyor for the first article W1
- the third downstream side conveyor 6C is determined as the selection conveyor for the second article W2
- the third article W3 is the first.
- 2 Downstream conveyor 6B is determined as the selective conveyor.
- the fourth downstream side conveyor 6D has the same type of article W as the target article WT as the most upstream article WU. It is a downstream conveyor 6 that is present and does not have an adjacent article group GW of the same type. That is, the fourth downstream side conveyor 6D is a pairing target conveyor, and for the fourth article W4, the fourth downstream side conveyor 6D is determined as a selection conveyor. In the next selection process for the fifth article W5, which is the target article WT, it is considered that the fourth article W4 is being conveyed to the fourth downstream side conveyor 6D, and it is determined whether or not there is a pairing target conveyor.
- the fourth downstream side conveyor 6D although the article W of the same type as the target article WT is the most upstream article WU, the number of articles W constituting the adjacent similar article group GW is not an even number but an odd number ( Specifically, since it is one), it is not a conveyor to be paired. As a result, in the selection process for the fifth article W5, the pairing target conveyor does not exist, and the selection conveyor to be the destination of the fifth article W5 is determined according to the basic selection rule.
- the first downstream conveyor 6A which is the downstream conveyor 6 having the least article W being transported, is the fifth. It is determined as a selection conveyor to be the destination of the article W5. As a result, as shown in FIG. 10, the fourth article W4 is conveyed to the fourth downstream side conveyor 6D, and the fifth article W5 is conveyed to the first downstream side conveyor 6A.
- the fourth downstream side conveyor 6D in this example, the first one.
- the transport portion 7A a state in which two articles W of the same type (specifically, articles W of type A) are arranged adjacent to each other (paired state) is realized, and these two articles are realized.
- Articles W of the same type can be aligned and delivered to the transfer device 20 (specifically, the transfer device 30).
- the article W does not exist in the first downstream conveyor 6A
- the article W exists in the second downstream conveyor 6B
- the article W exists in the third downstream conveyor 6C.
- the second downstream conveyor 6B has an article W of the same type as the target article WT as the most upstream article WU, and the adjacent articles of the same type. It is a downstream conveyor 6 in which the group GW does not exist. That is, the second downstream side conveyor 6B is a pairing target conveyor.
- the third downstream side conveyor 6C although the article W of the same type as the target article WT is the most upstream article WU, the number of articles W constituting the adjacent similar article group GW is not an even number but an odd number ( Specifically, since it is one), it is not a conveyor to be paired. As a result, for the sixth article W6, the second downstream side conveyor 6B is determined as the selection conveyor.
- the fourth downstream conveyor 6D has an article W of the same type as the target article WT as the most upstream article WU, and the adjacent article group GW.
- the downstream conveyor 6 has an even number (specifically, two) articles W constituting the above. That is, the 4th downstream side conveyor 6D is a pairing target conveyor, and for the 7th article W7, the 4th downstream side conveyor 6D is determined as a selection conveyor.
- the selection process for the eighth article W8 which is the next target article WT, the pairing target conveyor does not exist, and the selection conveyor to which the eighth article W8 is destined is determined according to the basic selection rule.
- the first downstream conveyor 6A which is the downstream conveyor 6 having the least article W being transported, is the eighth. It is determined as a selection conveyor to be the destination of the article W8.
- the sixth article W6 is conveyed to the second downstream side conveyor 6B
- the seventh article W7 is conveyed to the fourth downstream side conveyor 6D
- the eighth article W8 is conveyed to the first downstream side conveyor. It is transported to 6A.
- the second downstream side conveyor 6B (in this example, the first one).
- the transport device 20 specifically, the transport device 20.
- each of the plurality of downstream conveyors 6 is configured to be able to advance a specific number of transfer orders of the articles W to be carried up to the transfer device 20 side. This point will be described with reference to FIGS. 13 to 15.
- FIGS. 13 to 15 when the target article WT is set as the target article W and the transfer order of the target article WT to the transport device 20 side is advanced, the aspects at each time point are shown in (a) and (b). (C) and (d) are shown in chronological order. Further, in FIG.
- the upstream conveyor 6 (specifically, the third transport portion 7C) has the most upstream article WU and the most upstream article WU of a type different from the type of the target article WT in order from the upstream side. It is assumed that the same type of article W and the same type of article WK are arranged. Further, in FIG. 14A, the upstream conveyor 6 (specifically, the third transport portion 7C) has the most upstream article WU and the most upstream article WU of a type different from the type of the target article WT in order from the upstream side. It is assumed that the same type of article W and the same type of article WK are arranged. Further, in FIG.
- the upstream conveyor 6 (specifically, the third transport portion 7C) has the most upstream article WU and the most upstream article WU of a type different from the type of the target article WT in order from the upstream side. It is assumed that two articles W of the same type and the same type of article WK are arranged.
- FIGS. 13 to 15 even if an article W of a different type from these types exists between the target article WT and the same type of article WK, the different type of article W is targeted.
- a transport portion different from the transport portion first transport portion 7A in FIGS. 13 and 14 and second transport portion 7B in FIG. 15 for transporting the article WT and the same type of article WK (second transport portion 7B in FIGS. 13 and 14).
- FIG. 15 by transporting to the first transport portion 7A), the transport order of the target article WT to the transport device 20 side is advanced, and a state in which the target article WT and the same type article WK are arranged adjacent to each other is realized. (See FIGS. 13 (d), 14 (d), 15 (d)).
- the transport order of the target article WT to the transport device 20 side is advanced by one, and in the example shown in FIG. 14, the transport order of the target article WT to the transport device 20 side is advanced by two. In the example shown in FIG. 15, the transfer order of the target article WT to the transfer device 20 side is advanced by three.
- the maximum number of items that can be transferred to the transfer device 20 side of the target article WT is determined according to the configuration of the downstream side conveyor 6. For example, the maximum number can be increased by increasing the number of articles W that can be arranged in the first transport portion 7A and the second transport portion 7B (two in the examples shown in FIGS. 13 to 15). .. Further, by increasing the number of articles W that can be arranged in the portion downstream of the connection portion with the second transport portion 7B in the third transport portion 7C (1 in the examples shown in FIGS. 13 to 15). , This maximum number can be increased.
- the maximum number of items that can be transferred to the transfer device 20 side of the target article WT varies depending on the state of the downstream side conveyor 6. Specifically, depending on the number and position of the articles W arranged on the downstream side conveyor 6, the maximum number of items W that can be transferred to the transfer device 20 side of the target article WT is determined by the configuration of the downstream side conveyor 6. It is smaller than the above maximum number determined accordingly.
- each of the plurality of downstream conveyors 6 is configured to be able to advance a specific number of transfer orders of the articles W to be carried up to the transfer device 20 side. Therefore, the control device 2 acquires a specific number of information for each of the plurality of downstream conveyors 6, and in the selection process, the article W of a type different from the type of the target article WT is the most upstream article WU and is the most upstream. There is also an article WK of the same type that is the same type of article W as the type of the target article WT within a specified number of items from the article WU to the downstream side, and there is also a downstream conveyor 6 that is transporting an odd number of articles WK of the same type.
- Control device 2 acquires a specific number of information of each of the plurality of downstream conveyors 6 from the information managed by itself, or acquires it from another device.
- the specific number is “3”. Further, in the situation shown in FIG. 13 (a), the same type article WK is one downstream side from the most upstream article WU, and in the situation shown in FIG. 14 (a), the same kind article WK is 2 from the most upstream article WU. It is on the downstream side of the article, and in the situation shown in FIG. 15 (a), the article WK of the same type is located on the downstream side of the article WU by three pieces. Then, in each of the situations shown in FIGS. 13 (a), 14 (a), and 15 (a), the downstream conveyor 6 is transporting one similar article WK. Therefore, in the downstream conveyor 6 shown in FIGS.
- the article W of a type different from the type of the target article WT is the most upstream article WU, and the most upstream article WU.
- Downstream conveyor 6 which has the same kind of goods WK within a specific number (here, 3 pieces) from the goods WU to the downstream side, and is transporting an odd number (here, 1 piece) of the same kind of goods WK. Is.
- the downstream side conveyor 6 shown in FIGS. 13 (a), 14 (a), and 15 (a) becomes a pairing target conveyor, and the downstream side conveyor 6 is used.
- the control device 2 conveys the target article WT until the target article WT is arranged adjacent to the same type article WK, as shown in FIGS. 13 to 15.
- the downstream side conveyor 6 is controlled so as to advance the transfer order to the device 20 side. In this way, even if each of the plurality of downstream conveyors 6 can advance a specific number of transfer orders of the articles W to be carried to the transfer device 20 side, the target articles in the selection process.
- the article W of a type different from the type of WT is the most upstream article WU, and there are the same kind articles WK within a specified number of items from the most upstream article WU to the downstream side, and an odd number of the same articles WK are being transported.
- the downstream conveyor 6 may not be included in the pairing target conveyor.
- two transfer devices 30 (specifically, the first transfer device 30A and the second transfer device 30A) capable of allowing the transfer device 20 to perform the transfer operation independently of each other.
- the configuration including the device 30B) has been described as an example.
- the present disclosure is not limited to such a configuration, and as shown by an example in FIG. 16, the transport device 20 may be configured to include only one transfer device 30.
- the transport device 20 is configured to transport one set of two articles W, unlike the above-described embodiment.
- each of the first transfer device 30A and the second transfer device 30B can hold two articles W.
- the present disclosure is not limited to such a configuration, and as shown by an example in FIG. 17, each of the first transfer device 30A and the second transfer device 30B can hold only one article W. It can also be.
- the transport device 20 transports one set of two articles W (specifically, one article W is held by the first transfer device 30A, and is different.
- the second transfer device 30B holds one article W of the above, and carries a total of two articles W).
- the first transfer from the first transfer portion 7A is performed as in the example shown in FIG.
- the article W delivered to the device 30A and the article W delivered from the second transfer portion 7B to the second transfer device 30B are conveyed in the third transport portion 7C in an adjacent state so as to be the same type of article W.
- Two articles W of the same type are separately supplied to the first transport portion 7A and the second transport portion 7B.
- a plurality of articles W of the same type are arranged adjacent to each other on the storage shelf 10.
- the configuration in which the attribute of the article W is the external dimension of the article W has been described as an example.
- the present disclosure is not limited to such a configuration, and the attribute of the article W may be classified into a classification other than the external dimensions of the article W, and the type of the article W may be determined according to the classification.
- the attributes of the article W other than the outer dimensions of the article W are the type of load (commodity, etc.) contained in the article W, the transport order to which the article W belongs (in other words, assigned), and the outer shape of the article W.
- the weight of the article W can be exemplified.
- the article W is the first.
- the configuration set according to the dimension of one direction X has been described as an example.
- the present disclosure is not limited to such a configuration, and the position and width of the accommodating portion 11 on the accommodating shelf 10 may be fixed.
- a hook 35 is provided for each of the pair of arms 32, and the transfer device 30 pushes out or pulls in the article W with the hook 35 by moving the pair of arms 32 back and forth.
- the configuration in which the article W arranged between the arms 32 of the above is moved in the second direction Y has been described as an example.
- the present disclosure is not limited to such a configuration, and a configuration in which the hook 35 is not provided in each of the pair of arms 32 may be configured.
- the transfer device 30 moves the pair of arms 32 in a state where the article W is sandwiched from both sides of the first direction X to move back and forth, so that the article W arranged between the pair of arms 32 can be moved to the second direction Y.
- each of the pair of arms 32 is provided with a conveyor (for example, a belt conveyor) that abuts on the side surface of the article W and conveys the article W in the second direction Y, and the pair of arms 32 moves in and out.
- the article W arranged between the pair of arms 32 may be moved in the second direction Y by the operation of the conveyor.
- the transfer device 30 is provided with a support portion that supports the article W from the lower side Z2 instead of the pair of arms 32, and the support portion is moved back and forth in the second direction Y to perform the transfer operation of the article W. It can also be configured to be performed.
- the conveyor 36 in which the mounting portion 31 conveys the article W in the second direction Y (in the example of the above embodiment, the two conveyors 36 arranged side by side in the second direction Y).
- the transfer device 30 has been described as an example of a configuration in which the conveyor 36 is operated so as to be synchronized with the moving direction and the moving speed of the article W due to the movement of the pair of arms 32.
- the mounting portion 31 does not include the conveyor 36, and the article W is placed on the mounting portion 31 (specifically, the upper side of the mounting portion 31) due to the transfer operation. It can also be configured to slide (on the support surface facing Z1).
- the first transfer device 30A and the second transfer device 30B are supported side by side in the first direction X by the common elevating part 23, so that they are integrated as the elevating part 23 moves up and down.
- the configuration of ascending and descending is described as an example.
- the present disclosure is not limited to such a configuration, and the first transfer device 30A and the second transfer device 30B are supported by two elevating portions that can be raised and lowered independently of each other so as to be independent of each other. It can also be configured to move up and down.
- the configuration in which the transport device 20 is a stacker crane has been described as an example.
- the present disclosure is not limited to such a configuration, and the transport device 20 is used for transporting other than the stacker crane, for example, a transport device that travels along a travel path provided corresponding to each stage of the storage shelf 10. It can also be a device.
- each of the plurality of accommodating portions 11 can accommodate a plurality of articles W arranged side by side in the second direction Y.
- the present disclosure is not limited to such a configuration, and each of the plurality of accommodating portions 11 may be configured to accommodate only one article W.
- a supply device that includes a plurality of automated warehouse units including a transport device and a storage shelf for accommodating articles transported by the transport device, and supplies the articles to the transport devices of the plurality of automated warehouse units.
- An article accommodating facility including a control device for controlling the supply device, wherein the transfer device is configured to transport two of the articles together, and the supply device includes a first conveyor.
- a plurality of second conveyors branched from the first conveyor, and a branching device provided at a branch portion between the first conveyor and each of the plurality of second conveyors to control the destination of the article.
- Each of the plurality of second conveyors is configured to supply the article to the transport device of the corresponding automated warehouse unit among the plurality of automated warehouse units, and the articles are of a plurality of types having different attributes from each other.
- the control device performs a selection process of determining each of the articles conveyed by the first conveyor as a target article and a selection conveyor which is the second conveyor to be the destination of the target article.
- the first conveyor, the plurality of the second conveyors, and the plurality of branching devices are controlled so as to convey the target article to the selection conveyor, and the article located at the most upstream in each of the plurality of the second conveyors.
- a group of one or more of the articles of the same type as the upstream article adjacent to the downstream side of the upstream article is an adjacent homologous article group, and the selection process is performed on the target article.
- the second conveyor in which the article of the same type as the type of the article is the most upstream article and the adjacent same type article group does not exist, and the article of the same type as the target article is the most upstream article.
- the second conveyor which has an even number of articles constituting the adjacent article group of the same type, is used as a pairing target conveyor, and when there is a pairing target conveyor, the pairing target conveyor is used. It is a process of determining as the selection conveyor, and if there is no pairing target conveyor, the second conveyor selected according to the specified basic selection rule is determined as the selection conveyor.
- the selection process of determining the selection conveyor which is the second conveyor which is the destination of the target articles conveyed by the first conveyor two articles of the same type are adjacent to each other (pair).
- the second conveyor that can be ringed) is used as the pairing target conveyor
- the pairing target conveyor is used as the selection conveyor if there is a pairing target conveyor
- the specified basics if there is no pairing target conveyor.
- the second conveyor selected according to the selection rule shall be the selection conveyor. Therefore, it is possible to increase the ratio of two articles of the same type that can be conveyed adjacent to each other in each of the plurality of second conveyors, and by extension, for each of the transfer devices of the plurality of automated warehouse units. , It is possible to increase the ratio of two articles of the same type that can be supplied adjacent to each other.
- each of the plurality of the second conveyors is configured to be able to advance a specific number of the transfer order of the article to be carried up to the transfer device side
- the control device is a plurality of the second conveyors.
- Information on each of the specific numbers is acquired, and in the selection process, the articles of a type different from the type of the target article are the most upstream articles, and the specific number of articles are downstream from the most upstream articles.
- each of the plurality of second conveyors is configured to be able to advance a specific number of transfer orders of the articles to be carried to the transfer device side, such a carry is performed to make a pair.
- a second conveyor that can be ringed can also be included in the paired conveyor. Therefore, it is possible to further increase the ratio at which two articles of the same type can be supplied adjacent to each of the transfer devices of the plurality of automated warehouse units.
- the basic selection rule is a capacity that is the number of the articles already accommodated in the accommodating number of the articles in each of the plurality of storage shelves, and a transfer in each of the plurality of second conveyors. It is preferable that the rule is selected based on at least one of the number of the articles.
- the selection conveyor can be appropriately determined. Therefore, it is easy to reduce the load bias of the plurality of automated warehouse units and the plurality of second conveyors.
- the number of the second conveyors is smaller than the number of types of the articles.
- the number of the second conveyors When the number of the second conveyors is larger than the number of types of articles, it is easy to put two articles of the same type adjacent to each other (pairing) in each second conveyor.
- the number of two conveyors When the number of two conveyors is smaller than the number of types of articles, special processing is required to make two articles of the same type adjacent to each other in each second conveyor. According to this configuration, even when the number of second conveyors is smaller than the number of types of articles, it is possible to increase the ratio of two articles of the same type that can be conveyed adjacent to each other, which is preferable. ..
- control device executes the selection process when the target article passes through a predetermined selection position on the first conveyor, and the selection position is a plurality of the said selection positions arranged along the first conveyor. It is preferable that the branch portion is set at a position upstream of the branch portion located on the most upstream side.
- the selection process can be executed before the target article reaches the branch portion located on the most upstream side among the plurality of branch portions arranged along the first conveyor. Therefore, the selection process of selecting which of the plurality of second conveyors the target article is to be conveyed can be executed at an appropriate time.
- the attribute is the external dimension of the article, and it is preferable that the type of the article is determined according to which of the predetermined dimension categories the dimension of the article belongs to.
- the external dimensions of the two articles that are adjacent to each other in each of the plurality of second conveyors can be made relatively close. Therefore, it becomes easy to deliver two articles at the same time in the operation of supplying the articles from the second conveyor to the transfer device, the operation of accommodating the articles from the transfer device to the storage shelf, and the like. That is, according to this configuration, it becomes easy to simplify the delivery operation of two articles.
- the article accommodating equipment according to the present disclosure should be able to exert at least one of the above-mentioned effects.
- Branching device 10 Storage shelf 20: Conveying device 100: Article storage equipment GW: Adjacent similar article group P: Selection position W: Article WK: Similar article WT: Target article WU: Most upstream article
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Abstract
Description
次に、物品収容設備のその他の実施形態について説明する。
以下、上記において説明した物品収容設備の概要について説明する。
2:制御装置
4:供給装置
5:上流側コンベヤ(第1コンベヤ)
6:下流側コンベヤ(第2コンベヤ)
8:分岐部
9:分岐装置
10:収容棚
20:搬送装置
100:物品収容設備
GW:隣接同種物品群
P:選択位置
W:物品
WK:同種物品
WT:対象物品
WU:最上流物品
Claims (6)
- 搬送装置と前記搬送装置によって搬送された物品が収容される収容棚とを備えた自動倉庫ユニットを複数備えると共に、複数の前記自動倉庫ユニットのそれぞれの前記搬送装置に前記物品を供給する供給装置と、前記供給装置を制御する制御装置と、を備えた物品収容設備であって、
前記搬送装置は、2個の前記物品をまとめて搬送するように構成され、
前記供給装置は、第1コンベヤと、前記第1コンベヤから分岐する複数の第2コンベヤと、前記第1コンベヤと複数の前記第2コンベヤのそれぞれとの分岐部に設けられて前記物品の行き先を制御する分岐装置と、を備え、
複数の前記第2コンベヤのそれぞれは、複数の前記自動倉庫ユニットのうちの対応する前記自動倉庫ユニットの前記搬送装置に前記物品を供給するように構成され、
前記物品には属性が互いに異なる複数種類があり、
前記制御装置は、前記第1コンベヤにより搬送されてきた前記物品のそれぞれを対象物品として、前記対象物品の行き先となる前記第2コンベヤである選択コンベヤを決定する選択処理を行い、前記選択コンベヤに前記対象物品を搬送するように前記第1コンベヤ、複数の前記第2コンベヤ、及び複数の前記分岐装置を制御し、
複数の前記第2コンベヤのそれぞれにおいて、最上流に位置する前記物品を最上流物品とし、前記最上流物品の下流側に隣接する、前記最上流物品の種類と同じ種類の1つ以上の前記物品の群を隣接同種物品群として、
前記選択処理は、前記対象物品の種類と同じ種類の前記物品が前記最上流物品であり、且つ、前記隣接同種物品群が存在しない前記第2コンベヤ、及び、前記対象物品の種類と同じ種類の前記物品が前記最上流物品であり、且つ、前記隣接同種物品群を構成する前記物品の数が偶数個である前記第2コンベヤを、ペアリング対象コンベヤとして、前記ペアリング対象コンベヤがある場合には、前記ペアリング対象コンベヤを前記選択コンベヤとして決定し、前記ペアリング対象コンベヤがない場合には、規定の基本選択規則に従って選択された前記第2コンベヤを前記選択コンベヤとして決定する処理である、物品収容設備。 - 複数の前記第2コンベヤのそれぞれは、繰り上げ対象の前記物品の前記搬送装置側への搬送順序を特定数繰り上げることが可能に構成され、
前記制御装置は、複数の前記第2コンベヤのそれぞれの前記特定数の情報を取得し、前記選択処理において、前記対象物品の種類と異なる種類の前記物品が前記最上流物品であると共に、前記最上流物品から下流側へ前記特定数の個数の範囲内に前記対象物品の種類と同じ種類の前記物品である同種物品があり、且つ、前記同種物品を奇数個搬送中である前記第2コンベヤも、前記ペアリング対象コンベヤに含める、請求項1に記載の物品収容設備。 - 前記基本選択規則は、複数の前記収容棚のそれぞれにおける前記物品の収容可能数に占める既に収容された前記物品の数である収容率、及び、複数の前記第2コンベヤのそれぞれにおける搬送中の前記物品の数、の少なくとも一方に基づいて選択する規則である、請求項1又は2に記載の物品収容設備。
- 前記第2コンベヤの数は、前記物品の種類数よりも少ない、請求項1から3のいずれか一項に記載の物品収容設備。
- 前記制御装置は、前記第1コンベヤにおける規定の選択位置を前記対象物品が通過した場合に前記選択処理を実行し、
前記選択位置は、前記第1コンベヤに沿って配置された複数の前記分岐部のうちで最も上流側に位置する前記分岐部よりも上流側の位置に設定されている、請求項1から4のいずれか一項に記載の物品収容設備。 - 前記属性は、前記物品の外形の寸法であり、
前記物品の前記種類は、前記物品の寸法が予め定められた寸法区分のいずれに属するかに応じて定まる、請求項1から5のいずれか一項に記載の物品収容設備。
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CN202180086787.6A CN116685540A (zh) | 2020-12-22 | 2021-12-02 | 物品容纳设备 |
US18/268,724 US20240034557A1 (en) | 2020-12-22 | 2021-12-02 | Article Storage Facility |
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Citations (4)
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JPS52111173A (en) * | 1976-03-15 | 1977-09-17 | Kanebo Ltd | Three-dimensional warehouse |
JPS63119509U (ja) | 1987-01-29 | 1988-08-02 | ||
JP2007176617A (ja) * | 2005-12-27 | 2007-07-12 | Aisin Seiki Co Ltd | 自動倉庫の制御システム |
JP2010189116A (ja) * | 2009-02-17 | 2010-09-02 | Daifuku Co Ltd | 荷揃え装置及びその荷揃え装置を備えた荷揃えシステム |
Family Cites Families (1)
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JP4428043B2 (ja) * | 2003-12-15 | 2010-03-10 | 株式会社豊田自動織機 | 自動倉庫の入庫制御方法、プログラム、及び入庫管理装置 |
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- 2021-12-02 CN CN202180086787.6A patent/CN116685540A/zh active Pending
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- 2021-12-02 US US18/268,724 patent/US20240034557A1/en active Pending
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS52111173A (en) * | 1976-03-15 | 1977-09-17 | Kanebo Ltd | Three-dimensional warehouse |
JPS63119509U (ja) | 1987-01-29 | 1988-08-02 | ||
JP2007176617A (ja) * | 2005-12-27 | 2007-07-12 | Aisin Seiki Co Ltd | 自動倉庫の制御システム |
JP2010189116A (ja) * | 2009-02-17 | 2010-09-02 | Daifuku Co Ltd | 荷揃え装置及びその荷揃え装置を備えた荷揃えシステム |
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