JP6476717B2 - Rack equipment - Google Patents

Description

  The present invention relates to a rack device for an automatic warehouse.

  As a conventional rack device, for example, a device described in Patent Document 1 is known. A rack apparatus described in Patent Document 1 includes a rack for storing a load, a base portion including a guide rail, a sliding support mounted on a lower end portion of the rack and movably disposed along the guide rail, and a rack. And a viscoelastic damper connecting the base portion.

International Publication No. 2013/21738

  One of the vibration control mechanisms is TMD (Tuned Mass Damper). In TMD, a weight and a structure are connected by an elastic member, and the weight is synchronized with the shaking to suppress the shaking of the structure. When this TMD is applied to a rack apparatus, the TMD installation space must be secured in the rack apparatus. Therefore, the load storage amount in the rack device is reduced, and the load storage rate is lowered.

  An object of this invention is to provide the rack apparatus which can suppress a shake, maintaining the load storage rate.

  The rack apparatus according to the present invention connects the first support column and the second support column, the first support column and the second support column, which are arranged at positions opposed to each other and extend in the vertical direction, and extends horizontally. A first support unit including a plurality of first connecting members disposed at predetermined intervals in the extending direction of the support column and the second support column; and a first support unit disposed at a position facing each other and extending in the vertical direction. A plurality of second pillars that connect the three pillars and the fourth pillars and connect the third pillars and the fourth pillars and extend horizontally, and are arranged at predetermined intervals in the extending direction of the third pillars and the fourth pillars. A second strut unit comprising: a connecting member; and a plurality of third connecting members that connect the third strut and the fourth strut and are inclined with respect to the extending direction of the third strut and the fourth strut; The first connecting member and the second connecting member are flat with each other. A rack device in which a pair of second column units are arranged at positions sandwiching the first column unit so as to extend to the upper portion of the third column and the fourth column. , A beam member disposed across the third column and the fourth column, a weight member disposed between the beam members provided on each of the second column units, and a movable member, and the weight member and the beam member are coupled to each other. And a restoring member for restoring the position of the weight member.

  In this rack apparatus, the weight member and the beam member are connected by the restoring member, and the position of the movable weight member is restored by the restoring member. Therefore, when the rack device is shaken, the weight member is shaken (moved) in synchronization with the shake of the rack device, and the weight member is returned to the original position by the restoring member. Thus, in the rack apparatus, since the weight member and the restoring member function as TMD, shaking can be suppressed. Moreover, the beam member is provided in the upper part of the 3rd support | pillar and the 4th support | pillar. A load is not accommodated in the upper part of the third support column and the fourth support column. That is, the beam member is disposed at a position where no load is stored. The weight member is disposed between the beam members. As described above, since the weight member is disposed in the dead space where the load is not stored, the rack apparatus can be provided with a vibration damping mechanism (TMD) including the weight member and the restoring member while securing the load storage space. Therefore, in the rack device, it is possible to suppress shaking while maintaining the load storage rate.

  In one embodiment, the restoring member may be a spring member that is located between the weight member and the beam member and that is disposed so that the expansion and contraction direction is horizontal. By arranging the spring member in this way, it is not necessary to secure a space in the height direction. Therefore, space saving can be achieved.

  In one embodiment, the weight member may be provided with a slide mechanism that slidably supports the opposing direction of the first support column and the second support column and the arrangement direction of the first support unit and the second support unit. Thereby, the weight member can be suitably moved in synchronization with the shaking of the rack device.

  In one embodiment, a fourth connecting member that connects adjacent third support columns at the top of the third support column, a fifth connecting member that connects adjacent fourth support columns at the top of the fourth support column, and The slide mechanism may slide the weight member in the fourth connecting member and the fifth connecting member. A 4th connection member and a 5th connection member are members provided in order to comprise a rack apparatus. In this way, by using the members constituting the rack device as a part of the slide mechanism, the configuration can be simplified.

  According to the present invention, rack shaking can be suppressed while maintaining a load storage rate.

It is sectional drawing when an automatic warehouse provided with the rack apparatus which concerns on one Embodiment is seen from the front. It is a figure when the rack apparatus shown in FIG. 1 is seen from the top. It is a side view showing a sub column unit. It is a side view which shows a main support | pillar unit. It is a front view which shows a damping mechanism. It is the figure which looked at the damping mechanism from the top.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the description of the drawings, the same or equivalent elements will be denoted by the same reference numerals, and redundant description will be omitted.

  FIG. 1 is a cross-sectional view of an automatic warehouse including a rack device according to an embodiment when viewed from the front. An automatic warehouse 1 shown in FIG. 1 is provided in a building 100. In the automatic warehouse 1, for example, the load L that has been transported by the transport device is stored. The automatic warehouse 1 includes a stocker body 3, rack devices 5A and 5B, and a stacker crane 7.

  The stocker body 3 has a casing shape (for example, a hollow rectangular parallelepiped shape) surrounding a predetermined space. In the stocker body 3, rack devices 5A and 5B and a stacker crane 7 are provided. The stocker body 3 has an opening (not shown) through which the stacker crane 7 can be taken out of the stocker body 3. In addition, an entrance / exit port (not shown) is provided at the central portion of the side wall of the stocker body 3, for example. At the loading / unloading port, loading and unloading of the load L with respect to the automatic warehouse 1 is performed.

  Each of the rack devices 5A and 5B is erected in the stocker body 3. As shown in FIGS. 2 to 4, the rack device 5 </ b> A and the rack device 5 </ b> B are arranged to face each other with a predetermined interval. Between the rack device 5A and the rack device 5B, a traveling path 8 of the stacker crane 7 is provided. Each of the rack device 5A and the rack device 5B includes a sub column unit (first column unit) 10, a main column unit (second column unit) 12, and a vibration damping mechanism 14 (see FIGS. 5 and 6). ing.

  As shown in FIG. 3, the sub column unit 10 includes a first column 15, a second column 17, and a horizontal coupling member (first coupling member) 19. The first support column 15 is erected on the floor surface F via the base B, and extends along the vertical direction. The first support column 15 is disposed on the travel path 8 side of the stacker crane 7. The second support column 17 is erected on the floor surface F via the base B, and extends along the vertical direction. The second support column 17 is arranged at a predetermined distance from the first support column 15 at a position facing the first support column 15 in a direction orthogonal to the extending direction of the travel path 8.

  The horizontal connecting member 19 connects the first support column 15 and the second support column 17. One end of the horizontal connecting member 19 is joined to the first support column 15 and the other end is joined to the second support column 17, and the horizontal connection member 19 is horizontal along the opposing direction of the first support column 15 and the second support column 17. It is extended. A plurality of horizontal connecting members 19 are arranged at predetermined intervals in the extending direction of the first support column 15 and the second support column 17. As shown in FIG. 2, a plurality of sub-post units 10 having the above-described configuration are arranged along the traveling path 8 with a predetermined interval.

  As shown in FIG. 4, the main column unit 12 includes a third column 20, a fourth column 22, a horizontal connecting member (second connecting member) 24, and a truss (third connecting member) 26. ing. The third support column 20 is erected on the floor surface F via the base B and extends along the vertical direction. The third support column 20 is located on the travel path 8 side of the stacker crane 7. The fourth support column 22 is erected on the floor surface F via the base B, and extends along the vertical direction. The fourth support column 22 is disposed at a predetermined distance from the third support column 20 at a position facing the third support column 20 in a direction orthogonal to the extending direction of the travel path 8.

  The horizontal connecting member 24 connects the third support column 20 and the fourth support column 22. One end of the horizontal connecting member 24 is joined to the third support column 20 and the other end is joined to the fourth support column 22, and the horizontal connection member 24 is horizontal along the facing direction of the third support column 20 and the fourth support column 22. It is extended. A plurality of horizontal connecting members 24 are arranged at predetermined intervals in the extending direction of the third support column 20 and the fourth support column 22.

  The truss 26 connects the third support column 20 and the fourth support column 22. The truss 26 has one end joined to the third support column 20 and the other end joined to the fourth support column 22, and is inclined with respect to the extending direction of the third support column 20 and the fourth support column 22. . The truss 26 is disposed between the horizontal connecting members 24 in the extending direction of the third support column 20 and the fourth support column 22. The truss 26 is a member for increasing the rigidity of the main column unit 12.

  As shown in FIG. 2, a plurality of main column units 12 are arranged at predetermined intervals (equal intervals) with the sub column unit 10 interposed therebetween. Specifically, the main column unit 12 is arranged with the sub column unit 10 interposed therebetween so that the horizontal connecting member 19 of the sub column unit 10 and the horizontal connecting member 24 of the main column unit 12 are parallel to each other. That is, the main column unit 12, the sub column unit 10, and the main column unit 12 are arranged in the order in which the travel path 8 extends. The sub column unit 10 and the main column unit 12 are coupled by a coupling member (not shown).

  As shown in FIG. 2, each of the rack devices 5 </ b> A and 5 </ b> B includes shelf members 32 and 32 provided in the sub-post unit 10 and support members 34 and 34 provided in the main column unit 12. 35 is configured. The support members 32 and 32 are fixed to the first support column 15 and the second support column 17 via fixing members 36 and 36, and extend along the facing direction of the first support column 15 and the second support column 17. The support members 34 and 34 are fixed to the third support column 20 and the fourth support column 22 via fixing members 38 and 38, and extend along the facing direction of the third support column 20 and the fourth support column 22. The load L is located between the sub column unit 10 and the main column unit 12 and is placed on a pair of support members 32 and 34 facing each other.

  As shown in FIG. 4, a beam member 30 is disposed on the main column unit 12 above the third column 20 and the fourth column 22. In the present embodiment, the beam member 30 is stretched horizontally across the third column 20 and the fourth column 22 at the upper ends of the third column 20 and the fourth column 22. The beam member 30 is disposed above the uppermost shelf 35 of the rack devices 5A and 5B. Further, the beam member 30 is disposed across the rack device 5A and the rack device 5B. That is, the beam member 30 is disposed across the third support column 20 and the fourth support column 22 of the rack device 5A and the third support column 20 and the fourth support column 22 of the rack device 5B. As shown in FIG. 5, for example, the beam member 30 has an H-shaped cross section. In addition, since the structure of the main support | pillar unit 12 in which the beam member 30 is arrange | positioned supports rack apparatus 5A, 5B, the beam member is not arrange | positioned at the upper part of the sub support | pillar unit 10. FIG.

  As shown in FIGS. 5 and 6, the vibration damping mechanism 14 includes a weight member 40, a slide mechanism 42, and a spring member (restoring member) 44.

  The weight member 40 is disposed in a region between the pair of beam members 30 that face each other in the arrangement direction of the main column units 12. The weight member 40 has a predetermined weight. The predetermined weight is preferably set to about 5% of the weight of the automatic warehouse 1. The shape and material of the weight member 40 may be set as appropriate according to the design. In the present embodiment, the weight member 40 has a rectangular shape.

  The slide mechanism 42 makes the weight member 40 slidable. The slide mechanism 42 is, for example, an LM guide. The slide mechanism 42 slides the weight member 40 in the opposing direction of the first support column 15 and the second support column 17 (the third support column 20 and the fourth support column 22) and in the arrangement direction of the sub-support unit 10 and the main support unit 12. Make it free.

  The slide mechanism 42 includes first slide rails 50a and 50b, second slide rails 52a and 52b, a first slide guide 54, and a second slide guide 56.

  The first slide rails 50 a and 50 b extend along the arrangement direction of the sub-post unit 10 and the main column unit 12. The first slide rail 50 a has one end joined to one end of one beam member 30 and the other end joined to one end of the other beam member 30. One end of the first slide rail 50 b is joined to the other end of the one beam member 30, and the other end is joined to the other end of the other beam member 30. That is, the first slide rails 50a and 50b are arranged so as to extend over the beam members 30 and 30 facing each other.

  The second slide rails 52a and 52b are along the opposing direction of the first support column 15 and the second support column 17 (the third support column 20 and the fourth support column 22), that is, in a direction orthogonal to the first slide rails 50a and 50b. Extending along. The second slide rail 52a and the second slide rail 52b extend in parallel with each other at a predetermined interval. The second slide rails 52a and 52b are slidably provided by the first slide guide 54 with respect to the first slide rails 50a and 50b. The weight member 40 is slidably provided by the second slide guide 56 with respect to the second slide rails 52a and 52b.

  The spring member 44 restores the position of the weight member 40. The spring member 44 is, for example, a coil spring. As shown in FIGS. 5 and 6, a plurality (four in this case) of spring members 44 are provided. The spring member 44 is positioned between the weight member 40 and the beam member 30 and is disposed so that the expansion / contraction direction is horizontal. Specifically, one end of the spring member 44 is joined to the weight member 40 and the other end is joined to the beam member 30, and connects the weight member 40 and the beam member 30. More specifically, one end of the spring member 44 is joined to the center portion of the weight member 40, and the other end is joined to the end portion in the extending direction of the beam member 30.

  In the vibration damping mechanism 14, the weight member 40 is slid by the slide mechanism 42 when the rack devices 5 </ b> A and 5 </ b> B are shaken. That is, the weight member 40 moves in synchronization with the shaking of the rack devices 5A and 5B. The weight member 40 slid by the slide mechanism 42 is returned to the original position by the spring member 44. Therefore, the vibration control mechanism 14 functions as a TMD (Tuned Mass Damper).

  The stacker crane 7 conveys the load L between the rack 35 and the loading / unloading port of the rack devices 5 </ b> A and 5 </ b> B, and transfers (loads and unloads) the load L to the shelf 35. The stacker crane 7 can carry the load L to all of the plurality of shelves 35.

  As described above, in the rack apparatuses 5A and 5B according to the present embodiment, the weight member 40 and the beam member 30 are connected by the spring member 44, and the position of the movable weight member 40 is restored by the spring member 44. Is done. Therefore, when the rack devices 5A and 5B are shaken, the weight member 40 is shaken (moved) in synchronization with the shake of the rack devices 5A and 5B, and the weight member 40 is returned to the original position by the spring member 44. As described above, in the rack devices 5A and 5B, the weight member 40 and the spring member 44 function as TMD, so that the shaking can be suppressed. Further, the beam member 30 is provided on the upper portion of the third support column 20 and the fourth support column 22. The upper portion of the third support column 20 and the fourth support column 22 does not store the load L. That is, the beam member 30 is disposed at a position where the load L is not stored. The weight member 40 is disposed between the beam members 30. As described above, since the weight member 40 is disposed in the dead space where the load L is not stored, the rack devices 5A and 5B secure a storage space for the load L and secure the vibration control mechanism (including the weight member 40 and the spring member 44). TMD) can be provided. Therefore, the rack devices 5A and 5B can suppress shaking while maintaining the storage rate of the load L.

  In the present embodiment, the spring member 44 is positioned between the weight member 40 and the beam member 30 and is disposed so that the expansion / contraction direction is horizontal. By arranging the spring member 44 in this way, a space in the height direction may not be ensured. Therefore, space saving can be achieved.

  In the present embodiment, the vibration damping mechanism 14 includes the weight member 40, the opposing direction of the first column 15 and the second column 17 (the third column 20 and the fourth column 22), and the sub column unit 10 and the main column unit. The slide mechanism 42 is slidably supported in the direction of arrangement with the slide 12. Thereby, the weight member 40 can be moved in synchronization with the shaking of the rack devices 5A and 5B.

  The present invention is not limited to the above embodiment. For example, in the above-described embodiment, the beam member 30 has been described as an example in which the beam members 30 are arranged at the upper end portions (top portions) of the third support column 20 and the fourth support column 22. However, the beam member 30 only needs to be provided above the third support column 20 and the fourth support column 22. For example, the beam member 30 may be arranged in the space above the uppermost shelf 35 of the rack devices 5A and 5B. Even with this configuration, it is possible to provide the vibration control mechanism 14 while securing the storage space for the load L.

  In the above embodiment, the mode in which the weight member 40 slides (moves) by the slide mechanism 42 has been described as an example. However, it is sufficient that the weight member 40 is movable, and the slide mechanism 42 is not necessarily provided. Further, the weight member 40 may be moved by another mechanism. For example, the weight member 40 using the connecting member (fourth connecting member) that connects the adjacent third supporting columns 20 and the connecting member (fifth connecting member) that connects the adjacent fourth supporting columns 22 as the rails. May be slid. Alternatively, a rail may be laid on the connecting member. As shown in FIG. 5, the connecting member 21 that connects the adjacent third support columns 20 at the upper part of the third support column 20 (the connecting member that connects the fourth support columns 22) constitutes the rack devices 5A and 5B. It is a member. Therefore, the configuration can be simplified by using the members constituting the rack devices 5A and 5B as a part of the slide mechanism.

  In the above embodiment, the spring member has been described as an example of the restoring member, but the restoring member may be an elastic member.

  The number of rack devices 5A and 5B, the number of stacker cranes 7 and the like may be appropriately set according to the design of the automatic warehouse 1.

  5A, 5B ... Rack device, 10 ... Sub-post unit (first post unit), 12 ... Main post unit (second post unit), 19 ... Horizontal connecting member (first connecting member), 24 ... Horizontal connecting member (first 2 connecting members), 26 truss (third connecting member), 30 beam members, 40 weight members, 42 slide mechanism, 44 spring members (restoring members).

Claims (4)

The first support column and the second support column, which are arranged at positions facing each other and extend in the vertical direction, connect the first support column and the second support column and extend horizontally, and the first support column and the second support column. A first support unit comprising a plurality of first connecting members arranged at predetermined intervals in the extending direction of the support;
The third support column and the fourth support column, which are arranged at positions facing each other and extend in the vertical direction, connect the third support column and the fourth support column and extend horizontally, and the third support column and the fourth support column. A plurality of second connecting members arranged at a predetermined interval in the extending direction of the column, the third column and the fourth column are connected, and in the extending direction of the third column and the fourth column. A plurality of third connecting members arranged to be inclined with respect to the second support unit,
A rack apparatus in which a pair of second column units are arranged at a position between which the first column unit is sandwiched so that the first link member and the second link member extend in parallel with each other,
Comprising at least two of the rack devices, the two rack devices being arranged facing each other at a predetermined interval in the extending direction of the first connecting member and the second connecting member,
A pair of rack devices that are provided in each of the second column units and are arranged over the third column and the fourth column on the third column and the fourth column and face each other. A beam member disposed across the second column unit of one of the rack units and the second column unit of the other rack unit disposed to face the second column unit ;
A weight member which is provided in each of the second column units and which is disposed between the pair of beam members and movable;
A connecting member that connects the weight member and the beam member, and that restores the position of the weight member ;
It said weight member and said restoring member, in the region between the pair of beam members, that are arranged within a range of the vertical direction of the beam member, the rack device.   The rack apparatus according to claim 1, wherein the restoring member is a spring member that is positioned between the weight member and the beam member and is disposed so that an expansion / contraction direction is horizontal.   The said weight member is provided with the slide mechanism which slidably supports in the opposing direction of the said 1st support | pillar and the said 2nd support | pillar, and the arrangement direction of the said 1st support | pillar unit and the said 2nd support | pillar unit. Rack equipment. A fourth connecting member that connects the adjacent third supporting columns at the top of the third supporting columns;
A fifth connecting member that connects the adjacent fourth struts at the top of the fourth strut, and
The rack device according to claim 3, wherein the slide mechanism slides the weight member in the fourth connecting member and the fifth connecting member.

Images