JPH10297717A - Rack facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide rack facilities which enables the easy and smooth carrying- in-and-out of articles. SOLUTION: Plural housing racks 13 are moved on a vertical circulation passage 12, and the target housing rack 13 is stopped at a charging/discharging position A, so an article 15 is carried in-and-out. In this case, a carrying-in-and- out roller conveyor 28 to support and carry the article 15 to be carried in and out of the housing rack 13 is provided on an outer side position facing the circulation passage 12, a carrying out device 31 to push the article 15 in the housing rack 13 onto the carrying-in-and-out roller conveyor 28, the housing rack 13 is stopped at a position where a stop height H2 of the hand side end of a bottom member 16 of the housing rack 13 at the carrying-in-and-out position A is above a support height H1 of the carrying-in-and-out roller conveyor 28 at the time of carrying out, and in charging, the housing rack 13 is stopped at a position where the stop height H2 of the hand side end of the bottom member 16 of the housing rack 13 at the carrying-in-and-out position A becomes under the support height H1 of the carrying-in-and-out roller conveyor.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shelf facility in which a plurality of storage shelves are connected endlessly so as to be vertically movable on a circulation path.

[0002]

2. Description of the Related Art Conventionally, as this kind of shelf equipment, for example, there is one disclosed in Japanese Utility Model Publication No. Hei 8-10572. That is, an endless chain is wound between upper and lower sprockets provided in a cabinet, and a plurality of trays are horizontally supported by the endless chain. The cabinet is provided with a loading / unloading port and a load receiving plate for receiving a load to be loaded / unloaded on the front side of the loading / unloading port. In the cabinet, there is provided an extruder for automatically pushing out the load in the tray stopped at the unloading port onto the load receiving plate.

According to this, when unloading a load, the target tray is stopped at the unloading port, the intermediate arm and the extrusion arm of the extruder are extended, and the load in the target tray is transferred onto the load receiving plate. Was extruded. When loading the goods, the intermediate arm and the pushing arm of the pushing device are retracted, and the target tray is stopped at the unloading port. Then, the operator manually pushed the load from the load receiving plate into the target tray.

[0004]

In the above-mentioned conventional type,
When unloading a load, the lower end of the load pushed out of the tray by the push-out arm of the pusher is prevented from being caught by the back end of the load receiving plate, so that the load is not pushed out smoothly or the load is damaged. Therefore, as shown in FIG. 12, the tray 80 is stopped such that the stop height H2 of the bottom member 81 of the tray 80 is slightly higher than the support height H1 of the load receiving plate 82. However,
In the stop position of the tray 80, when the load 83 is received, the upper and lower steps 84 (the difference in height) between the support height H1 of the load receiving plate 82 and the stop height H2 of the bottom member 81 of the tray 80 are set. ), The operator has to lift the load 83 each time and load the load 83 into the target tray 80 over the step 84, which places a burden on the operator. In particular, when the load 83 is heavy and large, it is difficult to lift the load 83.

SUMMARY OF THE INVENTION [0005] An object of the present invention is to provide a shelf facility that enables easy and smooth storage and retrieval of articles.

[0006]

In order to achieve the above-mentioned object, according to the first aspect of the present invention, a plurality of storage shelves are connected endlessly so as to be vertically movable on a circulation path. A loading / unloading position is provided in the middle of the circulation path for loading / unloading articles to / from the storage shelf, and an article to be loaded / unloaded to / from the storage shelf at the loading / unloading position is provided at an outer position facing the circulation path. A loading / unloading device that pushes the articles stored in the storage shelves at the loading / unloading position onto the supporting member, and a loading / unloading device is provided. The storage shelf is stopped at a position where the stop height of the near side end of the bottom member of the storage shelf at the outgoing position is equal to or greater than the support height of the support member, and
At the time of storage, a control device for stopping the storage shelf at a position where the stop height of the front end of the bottom member of the storage shelf at the loading / unloading position is equal to or less than the support height of the support member is provided. It was done.

According to this, when articles are to be unloaded, the respective storage shelves are moved on the circulation path, and the target storage shelves are stopped at the loading / unloading position. Thereafter, the articles stored in the storage shelves stopped at the loading / unloading position are pushed out onto the support member by the unloading device. At this time, since the stop height of the front side end of the bottom member of the storage shelf stopped at the carry-in / out position is equal to or higher than the support height of the support member, the article is not caught on the support member when the article is pushed out. Absent.

Similarly, when articles are to be stored, the stop height at the front end of the bottom member of the storage shelf stopped at the carry-in / out position is equal to or less than the support height of the support members. When pushed and put into the storage shelf from the support member, the article does not catch on the bottom member of the storage shelf. Therefore, it is possible to store and retrieve articles easily and smoothly.

According to a second aspect of the present invention, an inclined surface is formed on the upper surface of the bottom member of each of the storage shelves such that the front end is higher and the rear end is lower. According to this, it is possible to prevent the articles stored in the respective storage shelves from dropping to the front side of the storage shelves. Also, at the time of unloading, when the article is pushed out by the unloading device, the article is inclined upward along the inclined surface, so that the article can be more smoothly and reliably pushed from the bottom member of the storage shelf to the support member. it can.

According to a third aspect of the present invention, as the support member,
The present invention is characterized in that a transport device for putting articles into or out of a storage shelf is used. according to this,
At the time of unloading, the articles pushed out by the unloading device from the storage shelf stopped at the loading / unloading position are automatically unloaded by the transfer device. In addition, at the time of storage, the articles are automatically loaded into the storage shelf stopped at the loading / unloading position by the transport device.

According to a fourth aspect of the present invention, the storage shelf is formed with a storage section capable of storing a plurality of articles in the width direction, and the retrieval apparatus pushes out the plurality of articles stored in the storage section all at once. It is characterized by.

[0012] According to this, since the retrieval device pushes out a plurality of articles stored in the storage section all at once, it is possible to retrieve a large number of articles in a short time. According to a fifth aspect of the present invention, the retrieval device includes a telescopic pantograph mechanism, and an extruded member provided at a free end of the pantograph mechanism and capable of moving back and forth in a horizontal direction with respect to a circulation path. It is characterized by.

[0013] According to this, since the extruded body is moved back and forth by the pantograph mechanism, the retrieval device can be downsized.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. As shown in FIGS. 3 and 6, reference numeral 1 denotes an enclosure, which is formed in a box shape by a front wall 2, a rear wall 3, a pair of left and right side walls 4, a top wall 5, and a bottom wall 6. A pair of left and right driven wheels 7 are provided at an upper portion in the surrounding wall 1, and a pair of left and right driving wheels 8 are provided at a lower portion. An endless rotating body 9 is wound between the two wheel bodies 7 and 8 facing each other in the vertical direction. A chain, a wire, or the like is used as the endless rotating body 9. Both drive wheels 8
Is attached to a left and right drive shaft 10 rotatably provided in the enclosure 1 and is rotationally driven by a motor 11 provided in the enclosure 1.

A large number of storage shelves 13 movable on an oval vertical circulation path 12 are provided between the pair of left and right endless rotating bodies 9.
Are attached via a link plate 14. As shown in FIGS. 1 and 4, each storage shelf 13 is composed of a bottom member 16 for supporting the article 15 and side members 17 erected on both sides of the bottom member 16. A storage section 18 is formed between the storage sections 18 so that a plurality of articles 15 can be stored in the width direction. As shown in FIG. 3, the link plate 14 is a set of two, and the side member 17 of the storage shelf 13 is swingably supported by pins 19 connecting the free ends thereof. A guide roller 21 attached to the free end of the lever 20 from the pin 19 side is guided by a guide rail 22 provided in the surrounding wall 1.

As shown in FIG. 1 and FIG.
An inclined surface 24 is formed at the front end of the upper surface of the bottom member 16 such that the front end is upper and the rear end is lower. Further, a projection 25 is formed at the far end of the bottom member 16 to prevent the article 15 stored in the storage section 18 from dropping backward.

As shown in FIG. 3, the vertical circulation path 12
A loading / unloading position A for loading / unloading the article 15 to / from the storage shelf 13 is set in the middle of the step. The front wall 2 of the enclosure 1
Has a carry-in / out port 27 located at the carry-in / out position A.

A loading / unloading roller conveyor 28 (an example of a transport device) for loading or unloading articles 15 from / to the storage shelf 13 stopped at the loading / unloading position A is provided below the loading / unloading port 27. Further, in front of the entrance / exit roller conveyor 28, a main conveyor 2 for conveying the exited articles 15 to a distant destination or conveying the articles 15 to / from the entrance / exit roller conveyor 28.
9 are installed. As shown in FIG. 1, the entrance / exit roller conveyor 28 includes a plurality of free rollers 30, and the support height H <b> 1 of the entrance / exit roller conveyor 28 is set to the same level as the support height of the main conveyor 29. .
Note that a roller conveyor is used as the main conveyor 29.

As shown in FIG. 3, inside the enclosure 1
An unloading device 31 that pushes out the articles 15 stored in the storage shelf 13 stopped at the loading / unloading position A onto the loading / unloading roller conveyor 28 is provided facing the vertical circulation path 12 from the inside. As shown in FIG. 1 and FIG.
Reference numeral 1 denotes a machine frame 32 and an extruded body 35 provided on the machine frame 32 via pantograph mechanisms 33 and 34 which are extendable and retractable from the horizontal direction with respect to the vertical circulation path 12.

The machine frame 32 is a member having a U-shape in a side view with an open front surface. The machine frame 32 is attached to the inside of the enclosure 1 and is fixed to a lower portion inside the vertical circulation path 12. Machine frame 3 above
The driving wheel 37 and the driven wheel 3
A pair of left and right wheels 8 are provided, and an endless rotating body 39 is wound between the driving wheel body 37 and the driven wheel body 38. As the endless rotating body 39, a chain or a wire is used. The driving wheel 37 is driven to rotate by a retrieval motor 40. The extruded body 35 is a member having a U-shape in a side view with an open rear surface.
Are provided over the entire width of

Further, the pantograph mechanisms 33, 34
Are provided as a pair of left and right (two sets), each of which is a link 41, 42 connected in an X-shape in a plan view with the center intersecting, and is configured to be extendable and contractible in the front-rear direction. That is, the base end of one link 41 is connected to the machine frame 32 via a support shaft 44 provided between the upper plate 36 and the lower plate 43 so as to be rotatable in the horizontal direction. Also, one link 4
The free end portion 1 is connected to a free end side moving body 46 via a support shaft 45 so as to be rotatable in the horizontal direction. The free end side moving body 46 is guided by a guide body 47 provided on the extruded body 35 so as to be movable in the left-right direction. In addition, the base end of the other link 42 is
It is connected to the base end side moving body 49 so as to be rotatable in the horizontal direction. The base end side moving body 49 is provided so as to be movable in the left-right direction while being guided by a guide body 50 provided in the machine frame 32. Further, the free end of the other link 42 is connected to a support shaft 5 provided between an upper plate 51 and a lower plate 52.
3 and connected to the extruded body 35 so as to be rotatable in the horizontal direction. The proximal moving body 49 of one of the left and right pantograph mechanisms 33 is connected to the endless rotating body 39 via a connecting member 54.

As shown in FIGS. 3 and 7, a personal computer 55 and an operation panel 5 are provided inside the enclosure 1.
6 based on the control signal input from
A control device 57 for controlling the driving of the motors 1 and 40 is provided. The personal computer 55 is used to specify whether to switch out or in and out of the warehouse, and to specify a target storage shelf 13. The personal computer 55 is installed at a location away from the enclosure 1. That is, a shelf number is assigned to each storage shelf 13, and a target storage shelf 13 is designated by inputting the shelf number using the personal computer 55. The operation panel 5
Numeral 6 designates a target storage shelf 13 by inputting a shelf number, and is provided on the front surface of the enclosure 1.

The control device 57, when a retrieval command and a shelf number are input from the personal computer 55, as shown in FIG. 1, the stop height of the front end of the bottom member 16 of the storage shelf 13 corresponding to the shelf number. The motor 11 is controlled so that the height H2 is higher than the support height H1 of the entrance / exit roller conveyor 28 by a predetermined distance (for example, about 5 mm). When the shelf number is input, as shown in FIG. 2, the stop height H3 at the front end of the bottom member 16 of the storage shelf 13 corresponding to the shelf number is a predetermined distance more than the support height H1 of the roller conveyor 28 for access. The motor 11 is controlled so as to be lower (for example, about 5 mm).

As shown in FIGS. 4 and 5, a pair of upper and lower reflective photoelectric switches 58 and 59 and a reflective plate 60 are used as a detecting means for detecting the stop position of the storage shelf 13 at the time of entry and exit. Have been. That is, the reflection plate 60 is attached to one side surface of the storage shelf 13, and the photoelectric switches 58 and 59 are attached inside one side wall 4 of the enclosure 1. Then, as shown in FIG. 4, both the upper and lower photoelectric switches 58 and 59 detect the reflection plate 60 at the stop height H2 of the target storage shelf 13 at the time of unloading, and as shown in FIG. At the stop height H3 of the target storage shelf 13, only the lower photoelectric switch 59 is set to detect the reflection plate 60. When both the upper and lower photoelectric switches 58 and 59 detect the reflection plate 60 of the storage shelf 13 of the designated shelf number when the delivery is designated, a detection signal is transmitted from the both photoelectric switches 58 and 59 to the control device 57, and the control device is controlled. 57 stops the motor 11. When the storage is specified, when the upper photoelectric switch 58 is not detected and only the lower photoelectric switch 59 detects the reflection plate 60 of the storage shelf 13 of the designated shelf number, the lower photoelectric switch 59 is controlled by the controller 57. The control device 57 is configured to stop the motor 11.

The operation of the above configuration will be described below.
When leaving the article 15, the personal computer 55
, The motor 11 is driven, and each storage shelf 13 moves on the vertical circulation path 12 via the endless rotating body 9. At this time, since the guide rollers 21 are guided by the guide rails 22, the respective storage shelves 13 are always maintained in a horizontal posture.
Then, the storage shelf 13 of the designated shelf number (that is, the target storage shelf 13) reaches the loading / unloading position A, and as shown in FIG.
Both the upper and lower photoelectric switches 58 and 59 are used for the target storage shelf 13.
When the reflection plate 60 is detected, the control device 57 stops the motor 11 based on the detection. Thereby, each of the storage shelves 13 stops. At this time, as shown in FIG. 1, the stop height H2 of the front side end of the bottom member 16 of the target storage shelves 13 stopped at the carry-in / out position A is determined by the access roller. It is higher than the support height H1 of the conveyor 28 by a predetermined distance.

Thereafter, as shown in FIG.
Rotates the endless rotating body 39 to one side by rotating the delivery motor 40 in the forward direction, and as shown by a virtual line, one pantograph mechanism 33 connected to the endless rotating body 39 via the connecting member 54. Is moved by the guide body 50 in a direction approaching the base end side of one link 41. Along with this, the free end side moving body 46 of the one pantograph mechanism 33 is also guided by the guide body 47 and moves in the same direction, the one pantograph mechanism 33 extends forward, and the other pantograph mechanism 34 is further extended. Also extend forward. Thereby, as shown by the imaginary lines in FIGS. 1 and 6, the extruded body 35 projects forward and is inserted between the two side members 17 from behind the target storage shelf 13, and The articles 15 are simultaneously pushed out toward the front of the target storage shelf 13. Thereby, the article 15
Is passed through a carry-in / out port 27, is supported by an in / out roller conveyor 28, and is extruded onto a main conveyor 29 as shown by a virtual line (a) in FIG. At this time, as mentioned earlier,
Bottom member 16 of target storage shelf 13 stopped at carry-in / out position A
The stop height H2 at the front end of the roller conveyor 28
Is higher than the supporting height H1 by a predetermined distance, the article 15 does not get caught on the free roller 30 of the entrance / exit roller conveyor 28.

The articles 15 thus delivered are conveyed to the destination by the main conveyor 29. Further, after the delivery, as shown in FIG. 6, the control device 57 reversely rotates the delivery motor 40 to rotate the endless rotating body 39 to the other side. The proximal moving body 49 of one pantograph mechanism 33 connected to the endless rotating body 39 is guided by the guide body 50 and moves in a direction away from the proximal end of the one link 41. Along with this, the free end side moving body 46 of the one pantograph mechanism 33 is also guided by the guide body 47 and moves in the same direction, the one pantograph mechanism 33 is shortened backward, and the other pantograph mechanism 34 is further reduced. Also shortens backwards. As a result, as shown by the solid line in FIG. 6, the extruded body 35 retreats backward and retreats behind the storage shelf 13 stopped at the loading / unloading position A.

When the article 15 is to be stored, the article 15 is conveyed by the main conveyor 29 to the front of the entrance / exit roller conveyor 28 by inputting a storage command from the personal computer 55. Then, when the operator inputs the shelf number of the target storage shelf 13 from the operation panel 56, each storage shelf 13 moves on the vertical circulation path 12. Then, the storage shelf 13 of the designated shelf number (that is, the target storage shelf 13) reaches the carry-in / out position A, and as shown in FIG. 5, the upper photoelectric switch 58 is not detected and only the lower photoelectric switch 59 is activated. When the reflection plate 60 of the target storage shelf 13 is detected, the control device 57 stops the motor 11 based on the detection. Thereby, each storage shelf 13 stops, and at this time,
As shown in FIG. 2, the stop height H3 at the front end of the bottom member 16 of the target storage shelf 13 stopped at the carry-in / out position A is lower by a predetermined distance than the support height H1 of the carry-in / out roller conveyor 28. Has become. Thereafter, the worker 61 pushes the articles 15 on the main conveyor 29 by hand and puts the articles 15 into the storage section 18 of the target storage shelf 13 stopped at the carry-in / out position A. That is, the article 15 is pushed, and is loaded from above the main conveyor 29 through the entrance / exit roller conveyor 28, and further into the storage section 18 of the target storage shelf 13 through the carry-in / out port 27. As described above, the stop height H3 at the front end of the bottom member 16 of the target storage shelf 13 stopped at the carry-in / out position A is lower by a predetermined distance than the support height H1 of the carry-in / out roller conveyor 28. Because it is, article 1
5 does not catch on the front end of the bottom member 16 of the storage shelf 13. Therefore, it is not necessary to lift and store the article 15 each time, and the article 15 can be easily and smoothly stored and unloaded.

In the above embodiment, as shown in FIG.
Since the extruded body 35 of the retrieval device 31 is provided over the entire width of the storage section 18 of the storage shelf 13, a plurality of articles 15 stored in the storage section 18 can be simultaneously extruded, and a large number of articles 15 15 can be left.

In the above embodiment, since the pantograph mechanisms 33 and 34 which can be extended and contracted in the front-rear direction are used for the retrieval device 31, the retrieval device 31 can be downsized in the front-rear direction. The size can be reduced in the front-rear direction.

In the above embodiment, as shown in FIGS. 1 and 2, the articles 15 stored in the storage sections 18 of the respective storage shelves 13 are prevented from falling off to both sides by the both side members 17 so as to be protruded. The portion 25 is prevented from dropping backward, and the inclined surface 24 is prevented from dropping forward. FIG.
As shown in a virtual line (b), when the article 15 is pushed out by the ejection device 31 at the time of retrieval, the article 15 is inclined upward along the inclined surface 24, so that the article 15 can be further smoothly and reliably. Can be extruded from the bottom member 16 of the storage shelf 13 onto the roller conveyor 28 for access.

In the above embodiment, as shown in FIGS. 1 and 2, the inclined surface 24 is formed at the front end of the upper surface of the bottom member 16 of the storage shelf 13. The whole may be inclined such that the front end is higher.

In the above-described embodiment, the in-and-out roller conveyor 28 is used as an example of the transport device. However, other types of conveyors, such as a belt conveyor, may be used. In addition, the entrance / exit roller conveyor 28 is composed of a plurality of free rollers 30.
0 may be rotationally driven by a driving device. In addition, although the transporting device such as the above-described entrance / exit roller conveyor 28 is used as the support member, a support base or a support plate for supporting the article 15 may be used instead of the transporting device.

In the above-described embodiment, a roller conveyor is used as the main conveyor 29. However, other types of conveyors, for example, a belt conveyor, may be used. The article 15 may be conveyed.

In the above-described embodiment, the commands for entry and exit are input from the personal computer 55, but may be input from the operation panel 56. In addition, entry and exit may be separated by time zone.

In the above embodiment, as shown in FIG.
Although the storage shelves 13 are moved along the vertically long vertical circulation path 12, the storage shelves 13 may be moved along the horizontally long vertical circulation path.

In the first embodiment, at the time of unloading, the article 15 is automatically pushed out by the unloading device 31 and carried out. At the time of entry, the worker 61 pushes the article 15 by hand and the desired storage shelf 1 is moved.
3, but as a second embodiment, as shown in FIG.
2 is provided on the opposite side of the roller conveyor 28 for entry / exit with the main conveyor 29 as the center, and at the time of warehousing, the articles 15 on the main conveyor 29 are automatically pushed by the warehousing device 62 so that the main conveyor 2
9 to the target storage shelf 13 from above. Thereby, both the loading and unloading work is automated, and the labor of the worker is reduced, and when such a shelf facility is installed in, for example, a refrigerator, it is possible to reduce the work of a person in the refrigerator.

Further, in the first embodiment, as shown in FIGS. 4 and 5, a reflection type photoelectric switch 5 is used as a detecting means for detecting the stop position of the storage shelf 13 at the time of entry / exit.
In the third embodiment, a pair of front and rear light emitters 65 and 66 and two light receivers 67 and 68 are provided as upper and lower members as shown in FIGS. Alternatively, a transmissive photoelectric switch and a light shielding body 69 may be used. That is, the light projectors 65 and 66 are mounted on a pair of upper and lower brackets 70 provided inside one side wall 4, and similarly, the light receivers 67 and 68 are provided inside one side wall 4. And a pair of upper and lower parts are attached to the bracket 71. Then, the upper light emitter 65 and the upper light receiver 6
7 and between the lower light projector 66 and the lower light receiver 68 are formed optical axes 72 and 73 in the front-rear direction, respectively. The light shield 69 is formed in an L shape in plan view, and is provided on one side surface of the storage shelf 13.

Then, as shown in FIG. 9, the upper and lower optical axes 7 are set at the stop height H2 of the target storage shelf 13 at the time of unloading.
Both the light shields 2 and 73 are blocked by the light blocking member 69, and only the lower optical axis 73 is blocked by the light blocking member 69 at the stop height H3 of the storage shelf 13 at the time of entry as shown in FIG. Is set. When the delivery is specified, both upper and lower optical axes 72 and 73
Are blocked by the light blocking member 69 of the storage shelf 13 of the designated shelf number, a detection signal is transmitted from both the light receivers 67 and 68 to the control device 57, and the control device 57 stops the motor 11. In addition, when the storage is designated, when the upper optical axis 72 is not blocked and only the lower optical axis 73 is blocked by the light shield 69 of the storage shelf 13 of the designated shelf number, control is performed only from the lower light receiver 68. The detection signal is transmitted to the device 57, and the control device 57 is configured to stop the motor 11.

[0040]

According to the first aspect of the present invention, when articles are unloaded, the stop height of the front end of the bottom member of the storage shelf stopped at the carry-in / out position is the support height of the support member. Due to the above, when the article is pushed out by the retrieval device, the article does not catch on the support member. Similarly,
When storing articles, since the stop height of the front end of the bottom member of the storage shelf stopped at the loading / unloading position is lower than the support height of the support member, the worker pushes the article and moves the storage shelf from the support member. Does not get caught on the bottom member of the storage shelf. Therefore, it is possible to store and retrieve articles easily and smoothly.

According to the second aspect of the present invention, it is possible to prevent the articles stored in the respective storage shelves from falling off toward the near side of the storage shelves. Also, at the time of unloading, when the article is pushed out by the unloading device, the article is inclined upward along the inclined surface, so that the article can be more smoothly and reliably pushed from the bottom member of the storage shelf to the support member. it can.

According to the third aspect of the present invention, at the time of unloading, an article pushed out by the unloading device from the storage shelf stopped at the loading / unloading position is automatically unloaded by the transfer device. In addition, at the time of storage, the articles are automatically loaded into the storage shelf stopped at the loading / unloading position by the transport device.

According to the fourth aspect of the present invention, since the retrieval device pushes out a plurality of articles stored in the storage section all at once, a large number of articles can be retrieved in a short time.

According to the fifth aspect of the present invention, since the extruded body is moved back and forth by the pantograph mechanism, it is possible to reduce the size of the storage device.

[Brief description of the drawings]

FIG. 1 is a side view showing a stop position of a storage shelf at the time of unloading of shelf equipment according to a first embodiment of the present invention.

FIG. 2 is a side view showing a stop position of the storage shelf when the shelf equipment is stored.

FIG. 3 is a side view showing the internal configuration of the shelf facility.

FIG. 4 is a front view showing detection means for detecting a stop position of the storage shelf when the shelf equipment is taken out of the shelf;

FIG. 5 is a front view showing a detecting means for detecting a stop position of the storage shelf when the shelf equipment enters the warehouse.

FIG. 6 is a plan view of the delivery device of the shelf equipment.

FIG. 7 is a block diagram of a control system of the shelf facility.

FIG. 8 is a side view showing an internal configuration of a shelf facility according to a second embodiment of the present invention.

FIG. 9 is a side view illustrating a detection unit that detects a stop position of a storage shelf when a shelf facility is taken out of a storage device according to a third embodiment of the present invention.

FIG. 10 is a side view showing a detecting means for detecting a stop position of the storage shelf when the shelf equipment enters the warehouse.

FIG. 11 is a plan view showing a detection unit for detecting a stop position of the storage shelf when the shelf equipment enters and leaves the shelf;

FIG. 12 is a side view showing a stop position of a storage shelf when a conventional shelf facility enters and exits a warehouse.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 12 Vertical circulation path 13 Storage shelf 15 Article 16 Bottom member 18 Storage part 24 Inclined surface 28 Entry / exit roller conveyor (conveying device, support member) 31 Unloading device 33, 34 Pantograph mechanism 35 Extruded body 57 Control device A Loading / unloading position H1 Support Height H2, H3 Stop height

Claims (5)

[Claims] 1. A plurality of storage shelves are connected endlessly and supported vertically movably on a circulation path, and a loading / unloading position for loading / unloading articles to / from the storage shelf is provided in the middle of the circulation path. A support member is provided at an outer position facing the circulation path, the support member supporting an article to be carried in and out of the storage shelf at the carry-in / out position.
An unloading device that pushes the articles stored in the storage shelf at the loading / unloading position onto the support member is provided.
The storage shelf is stopped at a position where the stop height of the near side end of the bottom member of the storage shelf at the loading / unloading position is equal to or greater than the support height of the support member, and at the time of storage, the storage shelf at the loading / unloading position is A shelf facility comprising a control device for stopping a storage shelf at a position where a stop height of a front side end of a bottom member is equal to or less than a support height of the support member. 2. The shelf equipment according to claim 1, wherein an inclined surface is formed on the upper surface of the bottom member of each storage shelf, with the front end on the upper side and the rear side on the lower side. 3. The shelving equipment according to claim 1, wherein a transport device for putting articles into or out of the storage shelf is used as the support member. 4. The storage shelf is formed with a storage section capable of storing a plurality of articles in the width direction, and the retrieval device pushes out the plurality of articles stored in the storage section all at once. The shelf equipment according to 1. 5. The retrieval device is characterized by comprising a telescopic pantograph mechanism, and an extruded member provided at a free end of the pantograph mechanism and capable of moving back and forth in a horizontal direction with respect to a circulation path. The shelf equipment according to claim 4, wherein