JP2002249208A - Cargo storage facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cargo storage facility in which the entire facility can be miniaturized, and the storage quantity can be increased. SOLUTION: A rotary shelf 21 is rotatable around the axis 22 of the rotary shelf, and a plurality of cargo receiving parts 32 are provided on a rotary disk passage 23 around the axis 22 of the rotary shelf. A transfer unit 81 of s transfer means 51 provided outward of the rotary shelf 21 is rotatably around the axis 52 of the transfer means and freely operable on a transfer circular passage 53 overlapping tangentially on the rotary circular passage 23. A fixed shelf 101 is provided on the transfer circular passage 53. The transfer means 51 can dispense with any space occupied for the traveling, and the entire space including the rotary shelf 21 and the fixed shelf 101 can be miniaturized. The transfer means 51 without any traveling configuration can lower the transfer unit 81 close to the floor, and the storage quantity of the rotary shelf 21 and the fixed shelf 101 can be increased by lowering the storage level.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a load storage facility employed for storing loads in a clean room, for example.

[0002]

2. Description of the Related Art Conventionally, as this kind, for example, an automatic warehouse as disclosed in Japanese Patent Application Laid-Open No. Hei 10-279023 has been provided. That is, in this conventional configuration, a pair of racks having a large number of storage positions in the horizontal direction are arranged in parallel at intervals. A transfer device is provided between the pair of racks with the interval as a travel route,
A rotary rack is provided outside each end of the traveling route.

[0003] The transfer device includes a traveling vehicle traveling along a lifting rail installed on one rack, a turntable provided on the traveling vehicle, an arm and a hand provided on the turntable. It is configured.

According to such a conventional structure, the transfer station, the storage positions of both racks, and the storage position of the transfer station can be determined by a combination of lifting and lowering of the lift rail, traveling of the traveling vehicle, rotation of the turntable, and operation of the hand. Items can be transferred to and from the shelf of the rotating rack. At that time, the rotating rack is appropriately rotated.

[0005]

However, according to the above-described conventional configuration, in order to increase the storage amount (storage amount),
The height of the rack or the like must be increased or the rack must be formed long. Here, the formation of a high vertical height of a rack or the like is restricted by the size of the building and the like, and cannot be easily adopted in a place where a clean space such as a clean room is desired to be as narrow as possible. Further, forming the rack to be long increases the occupied space accordingly, and therefore cannot be easily adopted in a place such as a clean room.

Therefore, the invention according to claim 1 of the present invention can be constructed compactly as a whole,
It is an object of the present invention to provide a cargo storage facility capable of increasing a storage amount.

[0007]

According to a first aspect of the present invention, there is provided a load storage facility, wherein a rotating shelf is rotatably provided around a vertical rotating shelf axis. At the same time, a plurality of load receiving portions are provided on a rotating circular path centered on the rotating shelf axis, and a transfer means is provided outside and outside the rotating shelf, and a transferring action portion of the transferring means is The transfer means is rotatably provided around a transfer means axis parallel to the rotating shelf axis, and is configured to be operable on a transfer circular path tangentially superimposed on the rotary circular path. A fixed shelf is provided on the circular path.

Therefore, according to the first aspect of the present invention, the rotating shelf is rotated around the axis of the rotating shelf, and the target load receiving portion is positioned at the overlapping portion of the rotating circular path and the transfer circular path. Loading and unloading can be performed on the receiving portion by the transfer means. In addition, by rotating the transfer operation portion of the transfer means around the transfer means axis, loading and unloading can be performed on the fixed shelf by the transfer means.

According to a second aspect of the present invention, there is provided a load storage facility according to the first aspect, wherein the rotating shelf, the transfer means, and the fixed shelf have both a rotating circular path and a transferring circular path. Both are characterized by being arranged as a single unit.

Therefore, according to the second aspect of the present invention, the load storage facility including the rotating shelf, the transfer means, and the fixed shelf can be made compact. According to a third aspect of the present invention, there is provided the load storage facility according to the first or second aspect, wherein fixed shelves are provided at a plurality of locations on the transfer circular path. .

Therefore, according to the third aspect of the present invention, the storage amount can be further increased by the fixed shelf group. According to a fourth aspect of the present invention, there is provided the load storage facility according to any one of the first to third aspects, wherein the rotating shelf is provided with a plurality of upper and lower stages of load receiving units, and the fixed shelf is provided with a load receiving unit. The support portion is provided in a plurality of upper and lower stages, and the transfer means is configured to be operable corresponding to the upper and lower stages of the rotating shelf or the fixed shelf.

Therefore, according to the fourth aspect of the present invention, the storage amount can be increased by using the rotating shelf and the fixed shelf by maximizing the vertical height. Further, in the load storage facility according to claim 5 of the present invention, in the configuration according to any one of claims 1 to 4, the rotating shelf is rotatable forward and reverse, and a maximum of 18
It is characterized in that it is configured to perform 0 ° rotation.

Therefore, according to the fifth aspect of the present invention, the rotation of the rotary shelf can be performed up to 180 ° forward or reverse when the rotation distance of the target receiving portion is shorter with respect to the overlapping position.

According to a sixth aspect of the present invention, in the load storage facility according to any one of the first to fifth aspects, the rotating shelf precedes the operation of the transfer means on the fixed shelf. It is characterized by being configured to be prepared.

Therefore, according to the invention of claim 6, when the transfer means is being operated on the fixed shelf, the rotary shelf is rotated and prepared in advance, so that the overall operation efficiency can be improved. .

According to a seventh aspect of the present invention, in the load storage facility according to the first aspect of the present invention, the rotating shelf, the transfer means, and the fixed shelf are arranged in a clean atmosphere. It is characterized by being established.

Therefore, according to the invention of claim 7, the load can be stored in a sufficiently clean atmosphere on the rotating shelf or the fixed shelf.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. 1 to 3, the clean room 1 is of a downflow type in which clean air A is blown out from, for example, a ceiling 2 side and discharged to a lower side of a floor 3. A load storage facility 10 is installed in the clean room 1. Here, the load storage facility 10 includes a rectangular box-shaped surrounding wall 11, a rotating shelf 21, a transfer unit 51, and a fixed shelf 101 disposed in the surrounding wall 11.

The surrounding wall body 11 includes a frame assembly 12 and a lower outer plate 13 attached to a lower half outside the frame assembly 12.
And an upper outer plate 14 attached to the upper half outside the frame assembly 12. At this time, a transparent plate made of resin or the like is used for at least a part of the lower outer plate 13 and the upper outer plate 14, mainly for the upper outer plate 14, so that a load storage room (load) in the surrounding wall 11 is externally provided. The storage space 15 can be grasped. Further, at least one corner portion of the surrounding wall body 11 and a vertical setting range, for example, a vertical setting range in which the upper outer plate 14 is provided, and four corner portions are formed in the cut portion 16. I have.

The enclosing wall 11 having the above structure is opened up and down, and thus clean air A is passed through the enclosing wall 11 from the ceiling 2 side, whereby the enclosing wall 1 is opened.
The load storage room 15 in 1 has a clean atmosphere. The surrounding wall 11 is a leg 1 provided at a lower portion of the frame assembly 12.
It is arranged on the floor 3 via 7.

1, 3 to 5, the rotating shelf 21 is disposed at a position near one side in the load storage chamber 15. The rotating shelf 21 is provided rotatably around a vertical rotating shelf axis 22, and a plurality of load receiving portions 3 are provided on a rotating circular path 23 centered on the rotating shelf axis 22.
2 are provided.

That is, the base plate 24 is placed on the floor 3.
A disk-shaped rotator 26 is provided on the base plate 24 via a circular LM guide 25 around the rotary shelf axis 22. A hexagonal cylindrical longitudinal body 27 is erected from the center of the rotating body 26 so as to be positioned on the rotating shelf shaft center 22, and a closing plate 27A is provided on the upper end of the longitudinal body 27. Is provided. A vertical pin 28 erected from the center of the closing plate 27A.
Is a support plate 1 provided on the upper part of the surrounding wall body 11.
8 is freely rotatably supported via a bearing device 29.

Hexagonal annular plates 30 are externally fitted at a plurality of positions in the vertical direction of the longitudinal body 27, and these annular plates 30 are provided via a plurality of mounting members 31 and the like. 2
7. The load receiving portions 32 are disposed at six positions (a plurality of positions) in the circumferential direction of each annular plate 30, and these load receiving portions 32 are in the shape of a plate frame, and the base ends thereof are connected to the annular plate 30 through the connecting members 33. Is supported by the annular plate 30 in a cantilever manner in a state of protruding laterally outward.

The load receiving portion 32 has a recess 34 which is open to the top and bottom and at the free end (outside), and a positioning pin is provided at three (single or plural) locations around the recess 34. 35 are erected. A reflection mirror 36 constituting a part of the load detection means is provided at a base end portion of the load receiving portion 32, and a reflection tape 37 constituting a part of the level detection means is provided at a free end portion.

A rotating shelf driving means 41 for rotating the rotating shelf 21 is provided. That is, a rotation drive unit 42 is provided at a corner of the base plate 24, and a drive gear 44 is attached to a downward drive shaft 43 from the rotation drive unit 42.
Is provided. A ring gear 45 is provided on the periphery of the rotating body 26, and the drive gear 44 is always meshed with the ring gear 45. Here, the rotation drive unit 4
Reference numeral 2 includes a motor, a speed reducer, and the like, and is configured to drive the drive shaft 43 in the forward and reverse directions.

Therefore, by driving the drive shaft 43 in the forward and reverse directions by the rotary drive unit 42 of the rotary shelf drive means 41,
The rotating shelf 21 via the drive gear 44 and the ring gear 45
Can be rotated forward and reverse around the rotating shelf axis 22. At that time, the rotating shelf 21 is configured to rotate at a maximum of 180 °. An example of the rotating shelf 21 is configured by the above 22 to 45 and the like.

In FIGS. 1, 3 and 6 to 8, the transfer means 51 is provided at a position closer to the other side in the load storage chamber 15. Transfer action part 81 of this transfer means 51
Is provided rotatably about a transfer axis 52 parallel to the rotary shelf axis 22 and the rotary circular path 23.
It is configured to be operable on a transfer circular path 53 that is tangentially superposed on the transfer circular path 53.

That is, a base frame 54 is provided on the floor 3, a post 55 is erected from the base frame 54, and a guide rail 56 is provided on the front side of the post 55. The post body 55 includes a pair of left and right side members 55A, a rear member 55B provided between the inner side surfaces of the side members 55A, and a front member 55C provided on the front side of the rear member 55B. These front members 5
The guide rails 56 are provided on the front side of 5C, respectively. An upper frame 57 is provided at an upper end of the post body 55, and a cover body 58 is provided on the front member 55C.
Is provided.

An elevating unit 60 guided by the guide rail 56 via a guided body 59 so as to be able to move up and down (LM guide).
Is provided, and a lifting / lowering drive unit 61 interlocked with the lifting / lowering unit 60 is provided. That is, the lifting unit 60
Is a longitudinal member 60 connected to the guided body 59 side.
A and a horizontal member 60B continuously connected from the lower end of the vertical member 60A to the front form an L-shape in a side view.

The lifting / lowering drive means 61 is connected to the base frame 5.
4, a driven wheel body 63 provided in the upper frame 57, and a rotating body (such as a timing belt) 64 wound between the two wheel bodies 62, 63. , A guide wheel 65 disposed near the drive wheel 62, a rotary drive unit 66 interlocked with the drive wheel 62, and the like. Here, each of the wheel bodies 62, 63, 65 is a pair of left and right, and the rotating bodies 64 are also provided in a pair of left and right.

At this time, each rotating body 64 includes a lower rotating part 64A wound around the driving wheel body 62 and an upper rotating part 64B wound around the driven wheel body 63. And the post body 5
The free ends located on the front surface side of 5 are connected to the guided body 59 side, and the free ends located on the rear surface side are connected via a tension adjuster 67. The rotation drive unit 66 is constituted by a motor, a speed reducer, etc., which can be driven forward and backward, and a pair of drive wheels 62
Is attached.

On the horizontal member 60B of the elevating unit 60, a rotating body 70 rotatable around the transfer axis 52 is provided. At this time, a vertical body vertically suspended from a central portion of the rotating body 70 is provided. A shaft 71 is rotatably supported by a bearing 72 on the side of the lateral member 60B. A rotation driving means 73 linked to the vertical axis 71 is provided.

That is, the rotation driving means 73 includes a rotation driving section 74 provided from the vertical member 60A to the horizontal member 60B, a driving wheel 76 attached to a downward driving shaft 75, and the vertical driving member 73. A driven wheel 77 attached to the shaft 71, an endless rotating body (such as a timing belt) 78 wound between the two wheels 76, 77, and a plurality of guide wheels disposed in the lateral member 60B. 79 and the like. Here, the rotation drive unit 74 is configured by a motor, a speed reducer, and the like that can be driven forward and backward.

The transfer operating portion 81 is of a fork type and is disposed so as to be able to move back and forth in the front-rear direction (lateral direction) with respect to the rotating body 70, so that it can rotate around the transfer axis 52. It is provided freely. That is, the transfer operation section 81 is configured by a support plate 81A in the front-rear direction, a displacement control plate 81B provided upright from an intermediate portion of the support plate 81A, and the like.
In addition, positioning pins 82 are provided upright from a plurality of positions on the support plate 81A in front of the displacement control plate 81B.

A pair of left and right rail members 83 are disposed on the rotating body 70 in the front-rear direction, and a front-rear guide member 84 is provided between the rail members 83 and at the center in the left-right direction. ing. Then, the support plate 81A
At the rear end and on the lower surface side, L
A guided body 85 constituting the M guide is provided.

A retraction drive means 90 for reciprocating the transfer operation portion 81 in the front-rear direction is provided. That is, the extension / retraction driving means 90 includes a screw shaft 91 disposed along the guide body 84, a nut body 92 provided on the lower surface side of the transfer operation portion 81 and screwed to the screw shaft 91, It comprises a rotation drive unit 94 mounted on the rotating body 70 and linked to the screw shaft 91 via a belt linking mechanism 93. Here, the rotation drive section 94 is configured by a motor, a speed reducer, and the like that can be driven forward and backward.

The support plate 81A of the transfer section 81
Is configured to be able to move up and down with respect to the recess 34 of the load receiving portion 32. The post body 55 is provided with a dust-proof belt 87 that allows the guided body 59 to move up and down and closes a gap between the two cover bodies 58. A dust-proof belt 88 that allows the portion 81 to move back and forth and that can close the upper part of the guide body 84 is provided.

The transfer means 51 by the above 52 to 94, etc.
Is configured. The transfer action portion 81 of the transfer means 51 is rotatably provided around a transfer axis 52 parallel to the rotary shelf axis 22 and is tangentially superimposed on the rotary circular path 23. It is configured to be operable on the transfer circular path 53.

In FIGS. 1, 3, 9, and 10, the fixed shelf 101 is located at a position near the other side in the load storage room 15 and at four places (single place or single place) on the transfer circular path 53. At a plurality of locations). That is, in the surrounding wall body 11, horizontal flat bars 102 are connected to a plurality of vertical positions on the frame assembly 12 side, and each flat bar 102 is provided with a load supporting portion 103. These load supporting portions 103 are plate-shaped, and the base ends thereof
It is connected to the flat bar 102 side through the flat bar 104, and is thus supported in a cantilever manner on the flat bar 102 side so as to protrude laterally forward.

The load supporting portion 103 is formed with a recess 105 which is open to the top and bottom and at the free end (outside), and is positioned from three (single or multiple) locations around the recess 105. A pin 106 is provided upright. Note that the transfer operation portion 81 is
The supporting plate 81A is configured to be able to move up and down. Above 1
An example of the fixed shelf 101 is constituted by 02 to 106 and the like.

Referring to FIGS. 1 to 3 and FIG.
On the 01 side, a receiving cargo handling unit 111 and a loading cargo handling unit 1
16 are provided. That is, the penetration part 112 for entrance and the penetration part 117 for exit are formed in the lower outer plate 13 on the other side of the surrounding wall body 11, and these penetration parts 112, 11 are formed.
The cargo handling portions 111 and 116 are provided so as to extend through the inside and outside of the enclosure 11 through 7.

The inner ends of the cargo handling sections 111 and 116 are located in a protruding manner in the fixed shelf 101 disposed closest to the other side. At that time, the cargo handling unit 111,
After the inner end portion of 116 is bent in plan view,
The fixed shelf 101 is rushed into the fixed shelf 101 from right behind. Due to the rush, the fixed shelf 101 has the load support portions 103 and the like removed at a predetermined number of upper and lower stages.

The inner ends of the load handling sections 111 and 116 are formed in the same manner as the load support section 103 so that the transfer means 51 can operate thereon.
3,118 are provided. The cargo handling unit 11
The same external positioning pin 1
14, 119 are provided. The cargo handling unit 11
A transport means (not shown) such as a belt conveyor device that can be moved up and down is provided at the portions 1 and 116.

As described above, the rotating shelf 21, the transfer means 51, and the fixed shelf 101 are provided in the surrounding wall body 11, and the rotating shelf 21, the transferring means 51, and the fixed shelf 101 are connected to each other by the rotating circular path. Both 23 and the transfer circular path 53 are provided as a single unit. The fixed shelves 101 are provided at four places (a plurality of places) on the transfer circular path 53.

The rotating shelf 21 is provided with a group of load receiving portions 32 in a plurality of upper and lower stages.
Are provided in a plurality of upper and lower stages. Further transfer means 51
Are configured to be able to operate corresponding to a plurality of upper and lower stages of the rotating shelf 21 and the fixed shelf 101. The rotating shelf 21, the transfer means 51, and the fixed shelf 101 are disposed in the enclosure 11 in which a clean atmosphere is maintained. The positioning pins 35 and 8 are provided on the lower surface side of the cassette (one example of a load) 120.
A fitting portion 121 that allows fitting of the groups 2, 106, 113, 114, 118, and 119 is formed in a concave long hole shape.

The operation of the first embodiment will be described below. In the clean room 1, the clean atmosphere is maintained by the downflow method by discharging the clean air A blown out from the ceiling 2 side to the lower side of the floor 3. In addition, a part of the clean air A from the ceiling 2 side is caused to flow down into the enclosure 11 of the load storage facility 10 installed in the clean room 1 so that the enclosure 1
1 also maintains a clean atmosphere.

In such a clean room 1, the cassette 1
In order to store and store the container 20 in the load storage facility 10, first, the cassette 120 to be stored is placed on the outer end portion of the receiving cargo handling section 111, and the fitting section 121 is fitted to the external positioning pin 114. Let it. At that time, the cassette 120
It is supplied by a manual operation or a storage device. The cassette 120 placed on the outer end portion of the receiving cargo handling portion 111 is transported by the transporting means, and is positioned at the inner end portion of the receiving cargo handling portion 111 through the receiving penetration portion 112, and the fitting portion 1
21 is fitted to the internal positioning pin 113.

Next, the transfer means 51 receives the cassette 120 located at the inner end of the receiving cargo handling section 111. At this time, as shown by a solid line in FIG. 6, in a state where the empty transfer operation portion 81 is retracted into the rotating body 70, the rotation and elevation of the transfer operation portion 81 are performed simultaneously or One of them is performed before and after.

That is, the rotation of the transfer operation section 81 drives the rotation drive section 74 of the rotation drive means 73 in the forward and reverse directions.
The drive wheel 76 is rotated in the normal and reverse directions via the drive shaft 75.
Thereby, the longitudinal axis 71 can be rotated in the normal and reverse directions through the endless rotating body 78 and the driven wheel body 77, so that the transfer operation portion 81 is rotated around the transfer axis 52 through the rotating body 70. Can be rotated in reverse.

When the transfer operation section 81 is moved up and down, the rotation drive section 66 of the elevation drive means 61 is driven in the normal and reverse directions, and the drive wheel 62 is rotated through the drive shaft 68 in the normal and reverse directions. Thus, the rotating body 64 can be rotated in the forward and reverse directions, and the transfer operation section 81 can be moved up and down via the guided body 59 and the elevating section 60.

By rotating and moving the transfer operation portion 81 in this way, the transfer operation portion 81 can be opposed to the inner end portion of the receiving cargo handling portion 111 at a slightly lower level. .

Next, the transfer operation portion 81 is protruded.
That is, the rotation drive unit 94 of the retracting drive unit 90 is driven, and the screw shaft 91 is rotated via the belt interlocking mechanism 93. Thereby, the nut body 92 is screwed and moved, so that the transfer operation unit 81 can be protruded and moved. At this time, the transfer operation unit 81 guides the guided body 85 by the guide body 84, It can protrude linearly as shown by the imaginary line in FIG. The cassette 1 in which the transfer operation portion 81 is placed on the inner end portion of the receiving cargo handling portion 111 by this protruding movement.
20 below.

In this state, the transfer operation section 81 is slightly raised via the lifting section 60 by the operation of the lifting drive means 61 as described above. Then, the transfer action section 81 rises through the recess at the inner end portion of the receiving cargo handling section 111, and thus the cassette 120 placed on the inner end portion of the receiving cargo handling section 111 can be lifted, At this time, the positioning pins 82 are fitted to the fitting portions 121. Then, the cassette 120 can be positioned above the rotating body 70 by reversing the movement of the transfer operation portion 81 by operating the retraction drive means 90 in the reverse direction to that described above.

Next, by rotating the transfer operation portion 81 and moving it up and down as necessary, the cassette 120 can be opposed to the target load support portion 103 of the fixed shelf 101 as described above. At this time, the transfer operation section 81
Is located slightly above the load support 103.

Then, in the same manner as described above, the transfer operation portion 81
The cassette 120 is moved out of the
The cassette 120 can be placed on the load support unit 103 by moving the transfer operation unit 81 slightly downward. At this time, the fitting portion 121 is
6 and then the transfer operation portion 81 is moved in and out. As a result, the cassette 120 located at the inner end of the receiving cargo handling unit 111 can be stored in the fixed shelf 101. That is, the storage operation of storing the cassette 120 supplied to the storage handling unit 111 for storage into the load support unit 103 of the fixed shelf 101 provided on the transfer circular path 53 ends.

The cassette 120 located at the inner end of the receiving cargo handling section 111 can also enter the rotating shelf 21. That is, as described above, the cassette 120 positioned at the inner end portion of the receiving cargo handling section 111 is
, The rotating shelf 21 is rotated in advance and prepared.

The rotation of the rotary shelf 21 drives the rotary drive section 42 of the rotary shelf drive means 41 in the forward and reverse directions, and rotates the drive gear 44 through the drive shaft 43 in the forward and reverse directions. Thus, the ring gear 45 can be rotated in the forward and reverse directions, and thus the group of load receiving portions 32 can be rotated around the rotary shelf axis 22 via the vertical axis body 27 and the like. At this time, the group of load receiving portions 32 is rotated on the rotary circular path 23, and
When the roller 2 reaches a position where it tangentially overlaps the transfer circular path 53, its rotation is stopped.

The rotation of the rotating shelf 21 is performed up to 180 ° in the forward or reverse direction at a maximum, in the direction in which the intended rotation distance of the receiving portion 32 is shorter with respect to the above-mentioned overlapping position. Can be rotated. In addition, during the work received by the transfer means 51, by rotating and preparing the rotary shelf 21 in advance, the overall operation efficiency can be improved. When the target receiving section 32 is in the overlapping position from the beginning,
The rotation of the rotating shelf 21 is not performed.

As described above, after the target load receiving portion 32 is stopped at the overlapping position, the transfer means 51 is operated in the same manner as described above, so that the cassette 120 supported by the transfer operation portion 81 is removed. As shown in FIGS. 1 and 5, it can be placed on the load receiving portion 32. At this time, the fitting portion 121 is
5 is fitted. As a result, the cassette 120 located at the inner end of the receiving cargo handling unit 111 is moved from the rotating shelf 2
The rotating shelf 21 of the cassette 120 which can be placed on the first cargo receiving section 32 and supplied to the receiving cargo handling section 111
Ends the receiving operation for.

The cassette 120 stored in the fixed shelf 101 can be similarly moved to the rotating shelf 21 and stored by operating the transfer means 51 or rotating the rotating shelf 21. At that time, during the operation of receiving the cassette 120 of the fixed shelf 101 by the transfer means 51, the rotary shelf 21 is rotated and prepared in advance, so that the overall operation efficiency can be improved. At that time, when the target load receiving portion 32 is in the overlapping position from the beginning, the rotation of the rotating shelf 21 is not performed.

By operating the transfer means 51 in the opposite manner to the above, the unloading operation of the cassette 120 can be performed.
That is, the cassette 120 placed on the target load receiving portion 32 of the rotating shelf 21 can be positioned at the inner end of the unloading load handling portion 116 and the target load of the target fixed shelf 101 can be set. The cassette 120 placed on the support portion 103 can be located at the inner end portion of the outgoing cargo handling portion 116. Then, the cassette 120 located at the inner end portion of the outgoing load handling section 116 is transported by the transport means, and is positioned at the outer end portion of the outgoing load handling section 116 through the outgoing through portion 117, so that the outgoing work can be performed. finish.

The cassette 120 stored in the rotating shelf 21 can be similarly moved (taken out) to the fixed shelf 101 and stored by operating the transfer means 51 or rotating the rotating shelf 21.

In each operation as described above, the fitting portion 121 of the cassette 120 is moved to the positioning pins 35, 82, 10
6, 113, 114, 118, and 119 can prevent the cassettes 120 from colliding with each other due to the centrifugal force during rotation, or the cassette 120 from being displaced or falling off.

As described above, the transfer means 51 only rotates the transfer action portion 81 around the transfer axis 52 and does not perform traveling movement, so that an occupied space for traveling movement is unnecessary. Thus, the entire structure including the rotating shelf 21 and the fixed shelf 101 can be made compact.

In addition, the amount of storage can be increased by the rotating shelf 21 and the fixed shelf 101, and the transfer means 51 having no traveling structure can lower the transfer action portion 81 to near the floor. The storage level by the load receiving portion 32 of the rotating shelf 21 and the storage level by the load support portion 103 of the fixed shelf 101 can be lowered to near the floor, so that the storage amount can be further increased. Therefore, it can be easily and suitably adopted in a place where the clean space such as the clean room 1 is to be reduced as much as possible.

Since the clean air A flows in the enclosure 11 by the downflow method, the rotating shelf 21
And dust generated by the transfer means 51 can be quickly removed along with the flow. Therefore, in the load storage room 15, the cassette 1 is placed in a sufficiently clean atmosphere (cleanness).
20 can be stored.

Next, second to fifth embodiments of the present invention will be described with reference to FIG. That is, FIG. 11A shows the second embodiment, in which the rotating shelf 21, the transfer means 51, and the fixed shelf 101 have two (two or more) rotating circular paths 23 and a transfer circular path 53. It is arranged as one (single).

FIG. 11B shows the third embodiment, in which the rotating shelf 21, the transfer means 51, and the fixed shelf 101 have three (plural) rotating circular paths 23 and transfer circles. The path 53 is provided as one (single).

FIG. 11C shows a fourth embodiment, in which the rotating shelf 21, the transfer means 51, and the fixed shelf 101 have one rotating circle path 23 (single) and the transfer circle. The paths 53 are provided as two (plural).

FIG. 11D shows a fifth embodiment, in which the rotating shelf 21, the transfer means 51, and the fixed shelf 101 are connected to both the rotating circular path 23 and the transferring circular path 53. It is arranged as two (plural).

In the above-described embodiment, the type in which the transfer action portion 81 is made to act on the bottom surface of the cassette 120 as the transfer means 51 is shown.
And the like, which may be locked from below into a locked portion protruding laterally from the side portion or the upper portion.

In the above-described embodiment, the transfer means 51 is of a type in which the rotating body 70 is rotatable around the transfer axis 52, but this also includes the transfer action portion 81. The transfer means 51 may be entirely rotatable around a transfer axis positioned at the post 55, for example.

In the above embodiment, the transfer circular path 53
Although the fixed shelves 101 are provided at a plurality of locations above, the fixed shelves 101 may be provided at a single location.

In the above-described embodiment, the rotating shelf 21 is rotatable in the normal and reverse directions, and is configured to rotate at a maximum of 180 °.
A format performed as described above, a format in which rotation is performed in only one direction, and the like may be used.

In the above embodiment, the rotating shelf 21 is prepared in advance during the operation of the transfer means 51 on the fixed shelf 101.
After the operation of the transfer means 51 for one is completed, the rotating shelf 21 may be prepared.

In the above-described embodiment, the rotating shelf 21, the transfer means 51, and the fixed shelf 101 are arranged in a clean atmosphere. Is also good.

In the above-described embodiment, the cassette 120 is shown as a load, but this may be another article.
Also, a format for handling pallets may be used. In the above-described embodiment, the incoming cargo handling section 111 and the outgoing cargo handling section 116 are provided corresponding to the two fixed shelves 101 farthest from the rotating shelf 21. A configuration may be provided in which an incoming cargo handling unit 111 and an outgoing cargo handling unit 116 are provided in correspondence with the fixed shelf 101 approaching the 21 and the two furthest fixed shelves 101. In this case, the two sets of receiving cargo handling units 11 are distributed to both sides.
1 and an outgoing cargo handling section 116 can also be provided.

[0078]

According to the first aspect of the present invention, the rotary shelf is rotated around the axis of the rotary shelf, and the target receiving portion is positioned at the overlapping portion of the rotary circular path and the transfer circular path. By doing so, it is possible to load and unload the cargo with respect to the cargo receiving portion by the transfer means. In addition, by rotating the transfer operation portion of the transfer means around the transfer means axis, the transfer means can load and unload the fixed shelf.

As described above, since the transfer means does not perform traveling movement or the like only by rotating the transfer acting portion, it is possible to eliminate the occupied space for traveling movement and the like, and to make the rotating shelf and the fixed shelf independent of each other. The entire structure including the device can be made compact. In addition, the storage amount can be increased by the rotating shelf and the fixed shelf, and the transfer means without the traveling configuration can lower the transfer operating portion to near the floor, thereby lowering the storage level of the rotating shelf and the fixed shelf accordingly. And the storage amount can be further increased. Therefore, it can be easily and suitably adopted in a place where a clean space such as a clean room is desired to be as narrow as possible.

According to the second aspect of the present invention,
The load storage facility including the rotating shelf, the transfer means, and the fixed shelf can be configured compactly. And the above-mentioned claim 3 of the present invention
According to this, the storage amount can be further increased by the fixed shelf group.

Further, according to the fourth aspect of the present invention, the storage amount can be increased by using the rotating shelf and the fixed shelf by maximizing the vertical height, and therefore, it can be easily adopted in a clean room or the like.

In addition, according to the fifth aspect of the present invention, the rotation of the rotating shelf is performed in a direction of up to 180 ° forward or reverse at a shorter rotation distance of the target receiving portion with respect to the overlapping position. And can rotate quickly and efficiently.

According to the sixth aspect of the present invention,
When the transfer unit is being operated on the fixed shelf, the rotating shelf is rotated and prepared in advance, so that the overall operation efficiency can be improved.

According to the seventh aspect of the present invention, the load can be stored in a sufficiently clean atmosphere on the rotating shelf or the fixed shelf.

[Brief description of the drawings]

FIG. 1 is a cross-sectional plan view of a load storage facility according to a first embodiment of the present invention.

FIG. 2 is an external perspective view of the same load storage facility.

FIG. 3 is a vertical sectional side view of the same load storage facility.

FIG. 4 is a partially cut-away side view of a lower part of a rotating shelf in the load storage facility.

FIG. 5 is a partially cutaway side view of the upper part of the rotating shelf in the same load storage facility.

FIG. 6 is a partially cutaway side view of a lower part of the transfer means in the same load storage facility.

FIG. 7 is a partially cutaway side view of the upper part of the transfer means in the same load storage facility.

FIG. 8 is a partially cutaway plan view of a transfer means in the load storage facility.

FIG. 9 is a side view of a fixed shelf in the same load storage facility.

FIG. 10 is a plan view of a fixed shelf in the same load storage facility.

FIG. 11 shows second to fifth embodiments of the present invention,
(A) is a schematic plan view showing a second embodiment, (b) is a schematic plan view showing a third embodiment, (c) is a schematic plan view showing a fourth embodiment, (d) () Is a schematic plan view showing the fifth embodiment.

[Description of Signs] 1 Clean room 10 Load storage facility 11 Enclosure wall 12 Frame assembly 13 Lower outer plate 14 Upper outer plate 15 Load storage room (load storage space) 16 Cut section 21 Rotating shelf 22 Rotating shelf shaft center 23 Rotating circular path 25 LM guide means 26 rotating body 27 longitudinal body 30 annular plate 32 load receiving part 34 recess 35 positioning pin 41 rotating shelf drive means 42 rotation drive part 51 transfer means 52 transfer axis 53 transfer circular path 55 post body 56 guide Rail 59 Guided body 60 Elevating part 60A Vertical member 60B Lateral member 61 Elevating driving means 66 Rotating driving part 70 Rotating body 73 Rotating driving means 74 Rotating driving part 81 Transfer operating part 81A Support plate 81B Displacement regulating plate 84 Guide member 85 Guided object 90 Retraction driving means 94 Rotation driving unit 101 Fixed shelf 102 Flat bar 103 Load Supporting part 105 Concavity 111 Loading cargo handling part 116 Loading cargo handling part 120 Cassette (load) A Clean air

Claims (7)

[Claims] The rotating shelf is rotatably provided around a vertical rotating shelf axis, and a plurality of load receiving portions are provided on a rotating circular path centered on the rotating shelf axis. A transfer means is provided outside the side of the shelf, and a transfer action portion of the transfer means is provided rotatably around a transfer axis parallel to the rotary shelf axis, A load storage facility configured to be operable on a transfer circular path superimposed tangentially on a circular path, and a fixed shelf is provided on the transfer circular path. 2. The load storage facility according to claim 1, wherein the rotating shelf, the transfer means, and the fixed shelf are provided as a single unit for both the rotating circular path and the transferring circular path. 3. The load storage facility according to claim 1, wherein fixed shelves are provided at a plurality of locations on the transfer circular path. 4. A rotating shelf is provided with a plurality of upper and lower load receiving sections, and a fixed shelf is provided with a plurality of upper and lower load supporting sections.
The transfer means is configured to be operable corresponding to a plurality of upper and lower stages of a rotating shelf or a fixed shelf.
A cargo storage facility according to any of the above. 5. The load storage facility according to claim 1, wherein the rotating shelf is rotatable forward and backward, and is configured to rotate at a maximum of 180 °. . 6. The load storage facility according to claim 1, wherein the rotating shelf is prepared in advance during the operation of the transfer means on the fixed shelf. . 7. The apparatus according to claim 1, wherein the rotating shelf, the transfer means and the fixed shelf are arranged in a clean atmosphere.
7. The load storage facility according to any one of claims 6 to 6.