JP5569601B2 - Automatic warehouse system, unloading method - Google Patents

Description

  The present invention relates to an automatic warehouse system capable of shipping a plurality of packages held on a fixed shelf in large quantities at a time.

  Conventionally, as an automatic warehouse system for storing a large amount of luggage and automatically loading and unloading it, fixed shelves are arranged in a straight line in the left and right direction with fixed shelves having a plurality of fixed holding portions for storing the luggage in the left and right direction. A plurality of the fixed shelf rows are arranged in parallel to secure a storage space for the load, and the load is transferred by a transfer device that moves between the fixed shelf rows along the fixed shelf row. There is an automatic warehouse system.

  In such an automatic warehouse system capable of storing a large amount of luggage, for example, when a transport truck arrives, a large number of luggage stored separately on a fixed shelf are placed in one place as a luggage group corresponding to the truck. There is a possibility that the case where it is necessary to concentrate and carry out frequently occurs.

  In such a case, there is a problem that it takes too much time if the load is transferred to the unloading place only by the transfer device that transfers the load one by one.

  In view of this, the invention described in Patent Document 1 is arranged such that a lifting shelf in which a plurality of lifting frames that can be moved up and down in the vertical direction is arranged at the end of the fixed shelf row is aligned with the fixed shelf row. It is possible to carry out a large amount of luggage at a time by transferring the luggage corresponding to the truck to the elevator shelf in advance using a transfer device and operating the elevator shelf It has become.

JP 2004-359432 A

  However, in the automatic warehouse system provided with the above invention, the lifting shelf must be provided at the end of the fixed shelf row, and the carry-out position of the luggage is limited, so the degree of freedom in designing the warehouse is limited, There is a problem that a large space must be secured in order to transport the unloaded cargo to a desired position. Furthermore, it is difficult to handle a plurality of tracks at a time.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide an automatic warehouse system that can expand the degree of freedom of warehouse design and carry out a plurality of luggage groups at a time.

  In order to achieve the above object, an automatic warehouse system according to the present invention has a plurality of vertically movable movable holding portions arranged in a first direction in a horizontal plane and capable of holding a load and capable of moving up and down in the vertical direction. A conveying means for carrying out the load placed on the movable holding portion in the first direction below the portion where the portion is arranged, and a luggage being carried out by the conveying means in the side of the movable holding portion in the first direction A lifting shelf having a carry-out portion, a fixed holding portion for holding a load fixedly, a space above the transport means, and a fixed shelf provided in a plurality of stages in a space immediately above the carry-out portion; Each of the fixed shelves has a plurality of traveling vehicles that reciprocate in the first direction, and each of the fixed shelves has a plurality of traveling vehicles, and loads are transferred between the elevating shelves and the fixed shelves. Transfer device and the movable holding Characterized in that it comprises a discharge conveyor having a discharge path for unloading the cargo to be transported to the exit portion in a second direction crossing the first direction from.

  According to this, it is possible to use the space above the unloading part where the unloaded luggage is arranged as a storage space for the luggage without wasting it, and the lifting shelf is arranged between the fixed shelves arranged in a row. It can also be arranged.

  Therefore, it is possible to eliminate the restriction that the shipment must be performed only from the end of the fixed shelf row, and to improve the design flexibility of the automatic warehouse system. In addition, a plurality of elevating shelves can be arranged at an arbitrary position, and an automatic warehouse system that can carry out a plurality of luggage groups at a time can be provided.

  Furthermore, it is arranged side by side with the elevating shelf in the second direction, and includes a second elevating shelf having a second carry-out portion on the side in the first direction, and the second carry-out portion is arranged on the carry-out path of the carry-out conveyor. It is good also as what is done.

  According to this, it is possible to place a large number of luggage belonging to the same luggage group at a time by arranging the luggage groups stored in the fixed shelves arranged in a plurality of rows on the lifting rack and the second lifting rack. It becomes possible. In addition, when carrying out the luggage on the lifting shelf, efficient operation such as transferring the luggage to the second lifting shelf can be achieved.

  Furthermore, it is arranged side by side with the elevating shelf in the second direction, arranged in the first direction in the horizontal plane, can hold the load, and can be lifted in the vertical direction. A second elevating shelf having a portion, and a load to be carried out from the second movable holding portion to the second carrying out portion, below the fixed holding portion of the fixed shelf arranged on the elevating shelf side, and the transfer You may provide the 2nd carrying-out conveyor which has the carrying-out path | route which lets the downward direction of the driving | running route of the said traveling vehicle of a mounting apparatus pass.

  By doing in this way, since the cargo stored on the fixed shelf arranged in a plurality of rows can be carried out in one direction in the second direction, the design flexibility of the automatic warehouse system can be further improved. It becomes possible. For example, when a truck yard adjacent to an automatic warehouse system is concentrated at one place, a large amount of luggage can be carried out even in a space-saving manner.

  According to the present invention, it is possible to provide an automatic warehouse system capable of shipping a large amount of luggage at a time, and it is possible to improve the design freedom of the automatic warehouse system.

FIG. 1 is a perspective view schematically showing a structural unit of an automatic warehouse system. FIG. 2 is a plan view schematically showing a structural unit of the automatic warehouse system. FIG. 3 is a front view schematically showing a structural unit of the automatic warehouse system. FIG. 4 is a front view showing the lifting shelf. FIG. 5 is a plan view showing one layout of the automatic warehouse system. FIG. 6 is a perspective view showing another embodiment of the automatic warehouse system. FIG. 7 is a front view showing another embodiment of the automatic warehouse system.

  Next, an embodiment of an automatic warehouse system according to the present invention will be described with reference to the drawings. The following embodiment is merely an example of the automatic warehouse system according to the present invention. Accordingly, the scope of the present invention is defined by the wording of the claims with reference to the following embodiments, and is not limited to the following embodiments.

  FIG. 1 is a perspective view schematically showing a structural unit of an automatic warehouse system.

  FIG. 2 is a plan view schematically showing a structural unit of the automatic warehouse system.

  FIG. 3 is a front view schematically showing a structural unit of the automatic warehouse system.

  As shown in these drawings, the automatic warehouse system 100 is a system that can store a large number of luggage 200 and carry out a large number of luggage 200 at a time, and includes a lifting shelf 101 and a fixed shelf 102 as structural units. And a transfer device 103 and a carry-out conveyor 104. In the case of the present embodiment, the automatic warehouse system 100 further includes a second lifting shelf 201, a second fixed shelf 202, and a second carry-out conveyor 204.

  In this specification, the same name may be given about a component provided with the same function. Also, “second” is added to the beginning of the name to distinguish items having the same function but different arrangement locations. The same applies to the description of the scope of claims.

  FIG. 4 is a front view showing the lifting shelf.

  As shown in the figure, the elevating shelf 101 can hold the luggage 200 in the first direction (Y-axis direction) in the horizontal plane (XY plane) and holds the luggage 200 arranged side by side together. This equipment is capable of being conveyed in the direction, and includes a movable holding part 111, a conveying means 112, an unloading part 113, a suspension member 114, and a driving means 115.

  The movable holding part 111 is a member that can hold the luggage 200 in a state in which it is arranged in the first direction and can be moved up and down in a state where it is suspended by the suspension material 114. Further, the lifting shelf 101 can be arranged in a state where a plurality of movable holding portions 111 are stacked in the vertical direction (Z-axis direction). By lifting, a plurality of movable holding portions 111 can be arranged at predetermined intervals in the vertical direction. On the other hand, the elevating shelf 101 can be stacked in order from the movable holding portion 111 arranged on the lower side by lowering the movable holding portions 111 arranged at predetermined intervals.

  In the drawing, the movable holding portion 111 is described as a simple rectangular plate-like member. However, the movable holding portion 111 is a frame having a hole penetrating in the vertical direction, and the movable holding portion 111 is transported. The baggage 200 held by the movable holding part 111 can be placed on the conveying means 112 by being lowered from the upper surface of 112.

  The conveying means 112 is a conveyor that can collectively receive the packages 200 held in a line on the movable holding unit 111 and can convey the received packages in the first direction (Y-axis direction). In the case of the present embodiment, the conveying means 112 is extended in a state of protruding to the side in the first direction of the movable holding portion 111, and the portion corresponding to the side of the movable holding portion 111 is in the second direction. It functions as an unloading unit 113 that is a place for transporting a load in the (X-axis direction).

  The suspension material 114 is a member that can be lifted and lowered in a state where the movable holding portion 111 holding the luggage 200 is suspended, and a portion corresponding to the gap between the movable holding portions 111 when the movable holding portions 111 are stacked is as follows. It is a member that can be folded or bent. Specifically, a chain can be exemplified. In the case of the present embodiment, four suspension members 114 are arranged in a state extending in the vertical direction at positions corresponding to the four corners of the movable holding portion 111.

  The drive unit 115 is a device for moving the suspension member 114 in the vertical direction (Z-axis direction) and moving the movable holding unit 111 up and down, and is a device realized by, for example, a motor and gears. Specifically, the driving unit 115 is provided at a position corresponding to both ends of the movable holding unit 111, and one driving unit 115 can transfer two suspension members 114 simultaneously. .

  As shown in FIGS. 1 to 3, the fixed shelf 102 is a shelf in which a fixed holding portion 121 that holds a load fixedly is provided in a plurality of stages in a space above the carry-out portion 113. It is a shelf that can be held side by side in the first direction (Y-axis direction).

  The transfer device 103 is a facility that can transfer a load between the movable holding unit 111 and the fixed shelf 102. In the case of the present embodiment, the transfer device 103 has rails laid along the first direction (Y-axis direction) at heights corresponding to the fixed holding portions 121 of the fixed shelf 102, and reciprocates on the rails. This is a facility equipped with a traveling vehicle 131 that can be used.

  The traveling vehicle 131 can receive the luggage 200 held by the movable holding unit 111 and the fixed holding unit 121, move along the first direction, and deliver it to different places of the movable holding unit 111 and the fixed holding unit 121. It is a vehicle that can.

  The carry-out conveyor 104 is a conveyor having a carry-out path for carrying the load 200 conveyed from the movable holding unit 111 to the carry-out unit 113 in a second direction that intersects the first direction. In the present embodiment, the carry-out conveyor 104 includes a carry-out path in a second direction that is a direction orthogonal to the first direction (Y-axis direction).

  Note that the carry-out conveyor 104 is not particularly limited, and a type may be appropriately selected corresponding to the package 200 to be conveyed such as a roller conveyor or a belt conveyor. Further, the carry-out conveyor 104 may be a conveyor that includes a driving member and actively conveys a load, a gravity conveyor that conveys the load using gravity, or the like.

  By adopting the lifting shelf 101, the transfer device 103, the fixed shelf 102, and the carry-out conveyor 104 as the constituent units of the automatic warehouse system 100, the automatic warehouse system 100 allows the space above the carry-out unit 113 to be increased. The luggage 200 can be stored without being wasted, and the space efficiency of the warehouse can be improved.

  Further, as shown in FIG. 5, since the lifting shelf 101 can be disposed between the fixed shelves 102, the fixed shelves 102 are arranged in a straight line in the first direction (Y-axis direction) and an arbitrary portion of the fixed shelf row. The baggage 200 can be taken out of the bag.

  Further, a plurality of the fixed shelf rows are arranged in parallel, and the second lifting shelf is connected by connecting the unloading portion 113 of the lifting shelf 101 and the second unloading portion 213 of the second lifting shelf 201 with the second unloading conveyor 204. It becomes possible to carry out the luggage 200 held in 201 in the second direction by the carry-out conveyor 104 via the second carry-out conveyor 204.

  Furthermore, the information corresponds to the shipping request and belongs to the shipping group which is the information of the package 200 to be collectively unloaded by the unloading conveyor 104, and the package 200 held on the fixed shelf 102, the second fixed shelf 202 or the like is moved up and down. If a transfer control unit (not shown) for controlling the transfer device 103 to be transferred to the shelf 101 is provided, the luggage 200 belonging to the shipping group is collected on the lift shelf 101 and a truck arrives. The package 200 can be shipped at the same time.

  Further, in this case, while the package 200 is being shipped from the lifting shelf 101, it is possible to operate such as transferring the package 200 belonging to the shipping group to the second lifting shelf 201, and the number of packages 200 belonging to the shipping group. Even if there are many, it becomes possible to ship without delay.

  Moreover, as shown in FIG. 6, it arrange | positions along with the raising / lowering shelf 101 and the 2nd direction (X-axis direction), and the 2nd carrying-out part to the side in the 1st direction (Y-axis direction) of the 2nd movable holding part 211 A second lifting / lowering shelf 201 having 213, and a second carry-out conveyor 204 having a carry-out path through which the cargo 200 to be carried to the second carry-out unit 213 passes below the fixed holding unit 121 arranged at the lowermost part of the fixed shelf 102. It may be an automatic warehouse equipped with.

  In FIG. 6, the fixed shelf 102 and the transfer device 103 are omitted to clearly show the carry-out route of the second carry-out conveyor 204, but in this modification, as shown in FIG. 7. The second carry-out conveyor 204 is disposed so as to pass under the rail disposed at the lowermost position of the transfer device 103 and to pass under the fixed holding portion 121 disposed at the lowermost position of the fixed shelf 102. Yes.

  By doing in this way, it becomes possible to carry out the luggage | load 200 currently hold | maintained at the 2nd lifting shelf 201 along the 2nd direction where the luggage | load 200 currently hold | maintained at the lifting shelf 101 is carried out.

  Thereby, the lower space of the fixed shelf 102 can be used effectively, and the luggage 200 held on the second lifting shelf 201 can be carried out to the lifting shelf 101 side by a short path.

  In addition, this invention is not limited to the said embodiment. For example, another embodiment realized by arbitrarily combining the components described in this specification and excluding some of the components may be used as an embodiment of the present invention. In addition, the present invention includes modifications obtained by making various modifications conceivable by those skilled in the art without departing from the gist of the present invention, that is, the meaning described in the claims. It is.

  Further, the term “parallel” or the like is used to allow an error (expansion) that does not depart from the spirit of the present invention.

  The present invention can be applied to an automatic warehouse in which a large number of packages are sequentially stored, and packages belonging to a shipping group are collectively carried out when necessary.

DESCRIPTION OF SYMBOLS 100 Automatic warehouse system 101 Lifting shelf 102 Fixed shelf 103 Transfer apparatus 104 Unloading conveyor 111 Movable holding part 112 Conveying means 113 Unloading part 114 Suspension material 115 Driving means 121 Fixed holding part 131 Traveling vehicle 200 Luggage 201 Second lifting shelf 202 Two fixed shelves 204 Second carry-out conveyor 211 Second movable holding part 213 Second carry-out part

Claims (5)

A plurality of movable holding portions that can hold a load in a first direction in a horizontal plane and that can be moved up and down are arranged in the vertical direction, and are provided below the movable holding portion to lower the movable holding portion. out of the receiving luggage placed on the movable holding portion, and conveyance means for unloading the luggage received in the first direction, the taken out by the transfer means on the side of the movable holding portion package is placed by A lifting shelf having a section;
A fixed shelf provided in a plurality of stages in a space above the transport means and a space immediately above the carry-out portion, the fixed holding portion for holding the load fixedly;
Each of the fixed shelves has a plurality of traveling vehicles that reciprocate in a first direction, corresponding to each stage where the fixed holding portion is disposed, and loads are transferred between the elevating shelf and the fixed shelf. A transfer device capable of
An automatic warehouse system comprising: an unloading conveyor having an unloading path for unloading a load conveyed from the movable holding unit to the unloading unit in a second direction intersecting the first direction. further,
A plurality of second movable holding parts arranged in the vertical direction and arranged in the first direction in a horizontal plane and capable of holding a load and capable of moving up and down in the vertical direction are provided below the second movable holding part, and the second A second conveying means for receiving a load placed on the second movable holding portion by lowering the movable holding portion and carrying the received load in a first direction; and the second movable holding by the second conveying means. part luggage taken out laterally have a second carry-out section disposed in, provided with a second lifting ledge is arranged in the elevating shelf a second direction,
The automatic warehouse system according to claim 1, wherein the second carry-out unit is arranged on a carry-out path of the carry-out conveyor. further,
A plurality of second movable holding parts arranged in the vertical direction and arranged in the first direction in a horizontal plane and capable of holding a load and capable of moving up and down in the vertical direction are provided below the second movable holding part, and the second A second conveying means for receiving a load placed on the second movable holding portion by lowering the movable holding portion and carrying the received load in a first direction; and the second movable holding by the second conveying means. a second lift shelf luggage taken out to the side parts will have a second unloading portion disposed, are arranged in the elevating shelf a second direction,
Below the fixed holding portion of the fixed shelf arranged on the lift shelf side, and the travel route of the traveling vehicle of the transfer device for loading the cargo unloaded from the second movable holding portion to the second unloading portion The automatic warehouse system of Claim 1 provided with the 2nd carrying-out conveyor which has the carrying-out path | route which passes below. The automatic warehouse system according to claim 3, further comprising a transfer control unit that controls the transfer device so as to transfer a load that belongs to a shipment group corresponding to a shipment request and is transferred to the lift shelf. A plurality of movable holding portions that can hold a load in a first direction in a horizontal plane and that can be moved up and down are arranged in the vertical direction, and are provided below the movable holding portion to lower the movable holding portion. out of the receiving luggage placed on the movable holding portion, and conveyance means for unloading the luggage received in the first direction, the taken out by the transfer means on the side of the movable holding portion package is placed by And an elevating shelf having a fixed portion, and a fixed holding portion that holds a load fixedly is provided with a space above the transport means and a fixed shelf provided in a plurality of stages in a space immediately above the carry-out portion. An unloading method applied to a warehouse system,
Each of the fixed shelves has a plurality of traveling vehicles that reciprocate in a first direction, corresponding to the respective stages where the fixed holding portions are arranged, and the traveling vehicles can load a load between the lifting shelf and the fixed shelf. A transfer process for transferring;
An unloading method including unloading a load that is unloaded from the movable holding unit to the unloading unit by a unloading conveyor having a unloading path in a second direction intersecting the first direction.

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