JP2014031271A - Article storage facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an article storage facility allowing installation of a rear side conveyance device while suppressing deterioration of storage efficiency of the article storage facility.SOLUTION: An article storage facility includes a rear side conveyance device 4 which freely mounts and conveys an article W between an external portion P1 located on a rear side of a back face of an article storage shelf 2 and an internal portion P2 located in front of the back face of the article storage shelf 2. The internal portion P2 is set between storage sections 1 arranged in a shelf vertical direction. The rear side conveyance device 4 includes a placing/supporting section 20 placing and supporting the article W and a drive operation section 21 performing a drive operation of the placing/supporting section 20 so as to move the article W to the internal portion P2 and the external portion P1. The drive operation section 21 is provided on a rear side in a shelf longitudinal width direction of the article W stored in the storage sections 1.

Description

  The present invention provides an article storage shelf provided with a plurality of storage units for storing articles in a state in which the shelf is arranged in the vertical direction of the shelf, and an article delivery to the storage unit provided forward in the longitudinal direction of the shelf with respect to the article storage shelf. Articles between the front transfer device for entering and an external location located rearward in the longitudinal direction of the shelf from the back of the article storage shelf and an internal location positioned forward in the longitudinal direction of the shelf from the back of the article storage shelf A rear transport device that can be placed and transported, and the internal location is set between the storage portions arranged in the vertical direction of the shelf, and the front transport device includes the internal location and the storage portion. It is related with the article | item storage equipment comprised so that conveyance of articles | goods could be carried out between.

Such an article storage facility transports an article at an external location to an internal location by a rear transport device, transports the article at the internal location to a storage section of an article storage shelf by the front transport device, and supplies the article to an article storage shelf. In addition, the articles stored in the storage unit are conveyed to an internal location by the front conveying device, the articles at the internal location are conveyed to the external location by the rear conveying device, and the articles are stored in an article storage shelf. It is used as it is taken out from. And an internal location is set between the storage parts arranged in a shelf up-and-down direction, and size reduction of an article storage facility is achieved by installing a back side conveyance device using a part of article storage shelf.
As a conventional example of such an article storage facility, the rear transfer device includes a traveling body including a placement support portion and a drive operation portion, and the drive operation portion travels and moves the traveling body in the longitudinal direction of the shelf. Thus, the article placed and supported on the placement support part is configured to move between an internal location and an external location (see, for example, Patent Document 1).

JP 2011-157184 A

  However, in the article storage facility of Patent Document 1 described above, when the article is moved to the internal location, between the article located in the internal location and the article stored in the storage section adjacent below the internal location, A drive operation part moves with a mounting support part. Therefore, a large space is required in the vertical direction of the shelf so that the drive operation unit can move together with the mounting support unit between the internal part and the storage unit adjacent to the lower part, and when the rear transfer device is installed The area where the storage unit can be installed is greatly restricted. Therefore, the number of storage units that can be provided in the article storage shelf is reduced, and the storage efficiency of the article storage facility is greatly reduced. For example, in Patent Document 1, it is not possible to provide three storage units in the vertical direction of the shelf by providing the rear transfer device.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an article storage facility in which a rear transfer device can be installed while suppressing a decrease in storage efficiency of the article storage facility.

The article storage facility according to the present invention includes an article storage shelf provided with a plurality of storage units for storing articles in a state in which the storage unit is arranged in the vertical direction of the shelf, and the storage unit provided forward in the width direction of the shelf with respect to the article storage shelf. A front-side transport device that carries articles in and out of a section, an external location that is located rearward in the longitudinal direction of the shelf from the back of the article storage shelf, and an internal location that is located forward in the longitudinal direction of the shelf from the back of the article storage shelf A rear transport device that can freely place and transport articles between the storage unit and the internal portion is set between the storage units arranged in the vertical direction of the shelf, and the front transport device And the storage unit are configured to be able to transport articles, and the first characteristic configuration is
The rear transport device includes a placement support unit that places and supports an article, and a drive operation unit that drives the placement support unit to move the article to the internal location and the external location. The drive operation unit is provided behind the article stored in the storage unit in the longitudinal direction of the shelf.

That is, by moving the placement support portion in the longitudinal direction of the shelf by the drive operation portion, the article placed and supported on the placement support portion is moved to the internal location and the external location.
And since the drive operation unit is provided behind the article stored in the storage unit in the front-rear width direction, even when the article is moved to the internal location by the rear transfer device, the drive operation unit is It is not located between the article located at the location and the article stored in the storage section adjacent below the internal location. Therefore, there is no need for a large installation space in the vertical direction of the shelf for positioning the drive operation unit between the internal part and the storage unit adjacent to the lower part, and the rear transfer can be performed while suppressing a decrease in storage efficiency of the article storage facility. Equipment can be installed.

  The second feature configuration of the article storage facility according to the present invention is the first feature configuration, wherein the placement support portion includes a placement body that is movable in the longitudinal direction of the shelf for placing and supporting the article, and the drive operation portion. In order to move the mounting body in the longitudinal direction of the shelf as it is operated in, it is configured to include an interlocking connection portion that interlocks and connects the mounting body and the drive operation unit, Further, the article is connected to the rear end in the front-rear width direction of the shelf and is provided rearward in the front-rear width direction of the article stored in the storage unit.

In other words, by moving the interlocking connecting portion with the drive operation portion, the placement body moves in the longitudinal direction of the shelf in conjunction with the movement of the interlocking connecting portion so that the article is moved to the internal location and the external location. It has become.
In addition to the drive operation part, the interlocking connection part is also provided behind the article stored in the storage part in the width direction of the shelf, so even when the article is moved to the internal location, the drive operation part and the interlocking part are connected. The operation unit is not positioned between the article located at the internal location and the article stored in the storage unit adjacent below the internal location. Therefore, there is no need for a large installation space in the vertical direction of the shelf for positioning the drive operation unit and the interlocking operation unit between the internal part and the storage unit adjacent to the lower part, and a decrease in storage efficiency of the article storage facility can be suppressed. The rear transfer device can be installed.

  According to a third characteristic configuration of the article storage facility according to the present invention, in the second characteristic configuration, the interlocking connection portion is configured such that a base end portion is connected to the drive operation portion and a tip end portion is the rear end of the mounting body. And the drive operation unit is configured to move the mounting body in the longitudinal direction of the shelf by swinging the link body, and the link. It exists in the point provided in the intermediate position of the movement range in the shelf front-back width direction of the said front-end | tip part in a body.

In other words, by swinging the link body with the drive operation unit, the mounting body is moved in the longitudinal direction of the shelf in conjunction with the swing of the interlocking connection unit, and the article is moved to the internal location and the external location. It is like that.
And since the drive operation part is provided in the intermediate position of the movement range in the front-rear width direction of the shelf in the link body, when the mounting body is moved to a position corresponding to the external location, the link body Is in a posture inclined to the rear side from a posture along the shelf width direction. Further, when the mounting body is moved to a position corresponding to the internal location, the link body is inclined to the front side from the attitude along the shelf width direction.
For this reason, when the drive unit is operated to swing the link body to move the mounting body to a position corresponding to the internal location and a position corresponding to the external position, the link body must From the posture inclined to the side, the posture is inclined to the other side in the shelf front-rear width direction through the posture orthogonal to the shelf front-rear width direction.
When the posture of the link body is changed from the posture inclined to one side of the shelf front-rear width direction to the posture orthogonal to the shelf front-rear width direction, the moving speed of the mounting body gradually increases, When the posture is changed from a posture orthogonal to the shelf front-rear width direction to a posture inclined to the other side of the shelf front-rear width direction, the moving speed of the mounting body is gradually reduced. Therefore, even if the angular speed of the oscillating link body is constant without changing the driving speed by the driving operation unit, the moving speed of the mounting body is gradually increased and then gradually decelerated. The body can be moved to a position corresponding to the internal location or the external location.

  According to a fourth feature configuration of the article storage facility according to the present invention, in any one of the first to third feature configurations, the article storage shelf includes a plurality of the storage units arranged in a width direction of the shelf, and the internal portion is The rear conveying device is set between the storage units arranged in the shelf width direction, and is narrower than the width of the article in the shelf width direction.

  That is, since the rear transport device is formed narrower than the width of the article in the width direction of the shelf, in order to prevent interference between the rear transport device and the article stored in the storage unit, A large installation space is not required between the storage units adjacent to each other in the width direction of the shelf, and the rear transfer device can be installed while suppressing a reduction in storage efficiency of the article storage facility.

  According to a fifth feature of the article storage facility of the present invention, in any one of the first to fourth feature configurations, the vehicle travels along the travel rail while being guided and supported by the travel rail disposed on the ceiling. There is provided a ceiling transport vehicle that is freely movable and includes a support body that can freely move up and down, the traveling rail is provided in a state of passing directly above the external portion, and the ceiling transport vehicle is provided with the support body. Is moved up and down to allow the article to be exchanged with the external part.

  In other words, when the article is transferred by the ceiling transport vehicle, the rear transport device is provided in a state of being separated downward from the ceiling so that the ceiling transport vehicle can travel between the rear transport device and the ceiling. In order to suppress the lifting / lowering stroke of the support by the ceiling transport vehicle, the rear transport device is provided in a state of being separated upward from the floor surface. In many cases, the rear transfer device provided in this way is set between a plurality of storage units whose internal portions are arranged in the vertical direction of the shelf. For this reason, in the equipment for transporting articles by the overhead transport vehicle in this way, even when the internal location is set between a plurality of storage units arranged in the vertical direction of the shelf, the drive operation unit is placed on the shelf from the articles stored in the storage unit. By using the rear transfer device provided at the rear in the front-rear width direction, the rear transfer device can be installed while suppressing a decrease in the storage efficiency of the article storage facility.

Side view of goods storage equipment Front view of goods storage equipment Plan view of relay transfer device Side view of relay transfer device Front view of relay transfer device Front view showing internal parts and storage

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, the article storage facility includes an article storage shelf 2 provided with a plurality of storage units 1 for storing articles in a state in which the plurality of storage units 1 are arranged in the vertical and horizontal directions of the shelf, and forward of the front of the article storage shelf 2. A stacker crane 3 that is provided and configured to convey articles W between the internal location P2 and the plurality of storage units 1 so that the articles W are carried in and out of the plurality of storage units 1; A relay transfer device 4 capable of placing and transporting articles W between an external location P1 located behind and an internal location P2 ahead of the back of the article storage shelf 2, and provided behind the back of the article storage shelf 2. An overhead conveyance vehicle 5 that conveys the article W to and from the external location P1 is provided.
Note that the stacker crane 3 corresponds to the front transport device, and the relay transport device 4 corresponds to the rear transport device.

The article storage facility is installed in a clean room, and a FOUP (Front Opening Unified Pod) that stores a semiconductor wafer is stored in the storage unit 1 as an article W.
Therefore, a top flange Wb is provided on the upper surface of the container body Wa in the article W, and a recess (not shown) is provided on the bottom surface of the container body Wa in the article W.

When the article storage facility stores the article W in the storage unit 1, the article W is transported to the external location P <b> 1 by the ceiling transport vehicle 5, and the article W at the external location P <b> 1 is transferred to the internal location by the relay transport device 4. The article W is transported to P2, and the article W at the internal location P2 is conveyed to the storage unit 1 of the article storage shelf 2 by the stacker crane 3 so that the article W is stored in the storage part 1.
Further, when taking out the article W from the storage unit 1, the article storage facility transports the article W stored in the storage unit 1 to the internal location P2 by the stacker crane 3, and relays and transfers the product W at the internal location P2. The apparatus 4 is configured to convey the article W at the external location P1, convey the article W at the external location P1 with the overhead conveyance vehicle 5, and take out the article W from the storage unit 1.

  Further, the article storage facility is provided with a partition wall 6 that divides the inside in which the article storage shelf 2 and the stacker crane 3 are provided and the outside in which the ceiling transport vehicle 5 is provided. The partition wall 6 is provided integrally with the article storage shelf 2, and the back surface of the article storage shelf 2 is formed on the outer surface of the partition wall 6.

As shown in FIG. 1, each of the storage units 1 is configured such that the back side thereof is closed by a partition wall 6 and a front opening is formed on the front surface, and an article W can be inserted and removed from the front front opening. Each of the storage units 1 is provided with a support base 7, and is configured to store the article W in the storage unit 1 in a state of being placed and supported on the support base 7.
A relay conveyance device 4 is provided in a part of the article storage shelf 2 without providing the support 7. The relay transfer device 4 is provided across the inside and outside of the partition wall 6. Further, the partition wall 6 is formed with an opening 6 a for providing the relay conveyance device 4 and for allowing the article W placed and conveyed by the relay conveyance device 4 to pass therethrough.

A pair of article storage shelves 2 are provided inside the partition wall 6 in a state of facing each other. One article storage shelf 2 is provided with a storage unit 1 in a state of being arranged at the same interval as the other article storage shelf 2 in the vertical and horizontal directions of the shelf, and the pair of article storage shelves 2 are the same. It is formed in size. However, one article storage shelf 2 is provided with the relay conveyance device 4 as described above by using a portion where one storage section 1 is formed in the other article storage shelf 2. Therefore, one article storage shelf 2 has one less storage unit 1 than the other article storage shelf 2.
And as shown in FIG.1 and FIG.2, the internal location P2 in which the articles | goods W are conveyed in the relay conveyance apparatus 4 is set between the storage parts 1 arranged in a shelf vertical direction, and the storage part arranged in a shelf width direction 1 is set.
In this way, in one article storage shelf 2, the relay conveyance device 4 is provided instead of the single storage unit 1 to form the internal portion P <b> 2.

As shown in FIG. 1, the stacker crane 3 includes a moving body 9 that is movable in the horizontal direction of the shelf along rails installed on the floor, a guide mast 10 that is erected on the moving body 9, and a guide A lifting platform 11 that is guided and supported so as to be movable up and down along the mast 10 is provided. On the elevator 11, a transfer device 12 for transferring the article W between the storage unit 1 and the relay conveyance device 4 and itself is placed and supported so as to be rotatable around the vertical axis.
The transfer device 12 is configured to be movable back and forth between a protruding position where the mounting support 13 for mounting and supporting the article W is protruded toward the article storage shelf 2 and a retracted position where it is retracted toward the stacker crane 3 side. In addition, the projecting direction of the mounting support 13 can be changed between one article storage shelf 2 side and the other article storage shelf 2 side by turning around the vertical axis.

Then, the stacker crane 3 moves the mounting support 13 to the protruding position in a state where the lifting platform 11 is positioned at the scooping position with respect to the storage unit 1 and the relay conveyance device 4, and the lifting platform 11 is moved to the scooping position. It is moved up to a higher wholesale position and moved back to the retracted position of the mounting support 13 to make a scooping action. By this scooping operation, the stacker crane 3 is configured to transfer the article W from the storage unit 1 or the relay conveyance device 4 to the transfer device 12.
Further, the stacker crane 3 moves the mounting support 13 to the protruding position in a state where the lifting platform 11 is positioned at the wholesale position with respect to the storage unit 1 and the relay conveyance device 4, and moves the lifting platform 11 to the scooping position. The loading support 13 is retracted to the retracted position, and the wholesale operation is performed. By this wholesale operation, the stacker crane 3 is configured to transfer the article W from the transfer device 12 to the storage unit 1 or the relay conveyance device 4.

  The ceiling transport vehicle 5 moves up and down the support body 16 that supports the article W in such a manner that it can travel along the travel rail 15 while being guided and supported by the travel rail 15 disposed on the ceiling and hold the top flange Wb. It is freely prepared and configured. The traveling rail 15 is provided in a state of passing directly above the external location P1, and the ceiling transport vehicle 5 is configured to be able to exchange articles W with the external location P1 by moving the support 16 up and down. .

  That is, the ceiling transport vehicle 5 moves the support body 16 supporting the article W in a state where the traveling unit 17 is stopped just above the external portion P1, and releases the support to the article W by the support body 16, By moving up the support 16 that does not support the article W, the article W is delivered to the external part P1. In addition, the ceiling transport vehicle 5 moves the support body 16 that does not support the article W downward while the traveling unit 17 is stopped right above the external place P1, and the article W positioned at the external place P1 by the support body 16 is moved downward. Is supported, and the support body 16 that supports the article W is moved upward to receive the article W from the external location P1.

  As illustrated in FIGS. 3 and 4, the relay conveyance device 4 includes a placement support portion 20 that places and supports the article W, and a placement support portion 20 that moves the article W to the internal location P2 and the external location P1. A drive operation unit 21 that performs a drive operation, and a base frame 22 that supports the placement support unit 20 and the drive operation unit 21 and is connected to the article storage shelf 2 are configured. The placement support unit 20 is configured to move the placement body 23 in the longitudinal direction of the shelf in accordance with the operation of the drive operation unit 21. An interlocking connecting portion 24 for interlockingly connecting the mounting body 23 and the driving operation portion 21 to be moved is provided.

  Then, as shown by phantom lines in FIG. 4, the relay conveyance device 4 is mounted on the mounting support unit 20 by moving the mounting support unit 20 to a position corresponding to the external location P <b> 1 by the drive operation unit 21. The stationary article W is configured to move to the external location P1. Further, as shown by a solid line in FIG. 4, the relay conveyance device 4 is placed on the placement support unit 20 by moving the placement support unit 20 to a position corresponding to the internal location P2 by the drive operation unit 21. The supporting article W is configured to move to the internal location P2.

As shown in FIG. 3, the mounting body 23 is formed in a U-shape whose plan view is recessed in the rear side in the front-rear width direction of the shelf so as to place and support a part of the bottom surface of the article W. It is configured. The mounting support 13 of the stacker crane 3 is formed in a shape that allows the recessed portion of the mounting body 23 to pass in the vertical direction of the shelf, and is not mounted and supported by the mounting body 23 on the bottom surface of the article W. It is formed in a shape for placing and supporting the part.
Then, the article W placed on the placement support body 13 of the stacker crane 3 is removed by performing a wholesale operation on the stacker crane 3 in a state where the placement body 23 is moved to a position corresponding to the internal location P2. The article W that has been placed on the placement body 23 of the relay transport device 4 can be lowered by placing the stacker crane 3 on the placement body 23 of the relay transport device 4 and operating the stacker crane 3 in a scooping manner. It is possible to crawl on the mounting support 13.
Incidentally, the support table 7 of the article storage shelf is also formed in a U shape in plan view like the mounting body 23, and the article W can be lowered onto the support table 7 by the wholesale operation of the stacker crane 3. Further, the article W can be picked up from the support base 7 by the scooping operation of the stacker crane 3.

The mounting body 23 includes an engagement pin 25 that engages with a recessed portion formed on the bottom surface of the article W, and an engagement body 27 that is positioned on the lateral side of the contact portion 26 of the article W. The engagement pin 25 and the engagement body 27 restrict the movement of the article W on the placement body 23 in the horizontal direction.
Incidentally, the contact portion 26 of the article W is formed to be recessed in the shelf width direction, and the engaging body 27 is accommodated within the width of the article W, and the mounting body provided with the engaging body 27. 23 is formed narrower than the width of the article W.

The interlocking connecting portion 24 is configured by a rod-like link body 19 having a base end portion connected to the drive operation portion 21 and a distal end portion connected to the rear end portion in the front-rear width direction of the mounting body 23. .
The connection between the link body 19 and the mounting body 23 will be described. On the lower surface of the rear end portion of the mounting body 23, the left and right guide rails 29 are provided in a posture along the shelf width direction. The left and right moving blocks 30 engaged with the left and right guide rails 29 are connected to the front end portion of the left and right guide rails 29 so as to be movable in the shelf width direction. The link body 19 is connected to the mounting body 23 via a linear guide composed of the left and right guide rails 29 and the left and right moving blocks 30, and the link body 19 extends in the lateral width direction of the shelf with respect to the mounting body 23. It is connected to the rear end portion of the mounting body 23 in a state of being movable and moving integrally with the mounting body 23 in the longitudinal direction of the shelf.

  The base frame 22 is provided with a pair of frame members 31 in a posture along the shelf front-rear width direction in a state in which the frame members 31 are arranged in the shelf horizontal width direction. The rail 32 is provided in a posture along the shelf front-rear width direction. In addition, the front and rear moving blocks 33 engaged with the front and rear guide rails 32 are coupled to both ends of the mounting body 23 in the shelf horizontal width direction so as to be movable in the shelf front and rear width direction. The mounting body 23 is connected to the pair of frame members 31 via a pair of linear guides composed of the front / rear guide rails 32 and the front / rear moving block 33, and the mounting body 23 moves in the shelf front / rear width direction. It is supported by the base frame 22 in a state where it can freely move in the width direction of the shelf.

The drive operation unit 21 is configured by an electric motor with a speed reducer, and is provided in a posture in which the rotation axis of the output shaft faces the shelf vertical direction. The base end portion of the link body 19 is directly connected to the output shaft of the drive operation section 21, and the link operation body 19 is configured to swing around the vertical axis by the drive operation section 21.
As the link body 19 is swung by the drive operation unit 21, the link body 19 moves the mounting body 23 with the link body 19 while the distal end portion of the link body 19 moves in the shelf width direction relative to the mounting body 23. It is pushed and pulled in the width direction of the shelf. In this way, the drive operation unit 21 swings the link body 19, and the mounting body 23 is pushed and pulled by the swinging link body 19, so that the mounting body 23 corresponds to the external location P1. It is comprised so that it may move linearly in the shelf front-back width direction over the position to correspond to the position corresponding to the internal location P2.

The link body 19 is connected to the lower surface of the rear end portion of the mounting body 23, and the connecting portion between the link body 19 and the mounting body 23 is an article W placed on the mounting body 23. It is set to a position that overlaps with the top and bottom.
In addition, the article W located at the internal location P2 is located behind the article W located at the storage portion 1, and the rear end of the article W located at the internal location P2 is located on the article storage shelf 2. It is in a state of jumping out from the back. Thus, the internal location P2 is a location where a part of the article W is located in front of the back surface of the article storage shelf 2. And even if the connection location of the link body 19 and the mounting body 23 is set to the position which overlaps with the articles | goods W mounted in the mounting body 23 as mentioned above, the mounting body 23 is set to the internal location P2. In a state where it has been moved to the corresponding position, the connection location is located behind the article W stored in the storage unit 1.
Thus, the link body 19 (the interlocking connection portion 24) is provided rearward in the front-rear width direction of the article W connected to the rear end portion of the placement body 23 and stored in the storage portion 1.

Incidentally, as described above, since the article W located at the internal location P2 is displaced rearward from the article W located at the storage portion 1, the stacker crane 3 performs the scooping operation and the wholesale operation with respect to the internal location P2. The protrusion amount from the retraction position to the protrusion position when operating is set to a larger protrusion amount than when the scooping operation and the wholesale operation are performed with respect to the storage unit 1.
In addition, the relay conveyance device 4 is arranged so that the article W located at the internal location P2 is at the same position in the vertical direction of the shelf and the horizontal width direction of the shelf as the article W stored in the storage unit 1 located in front of the internal location P2. Elevating platform provided when the scooping operation and the wholesale operation are performed with respect to the stopping position of the lifting platform 11 when the scooping operation and the wholesale operation are performed with respect to the internal location P2 and the storage portion 1 located in front of the internal location P2 11 stop position is the same position.

As shown in FIG. 3, the drive operation unit 21 is provided at an intermediate position in the movement range in the front-rear width direction of the front end portion of the link body 19. In other words, the drive operation unit 21 is placed on the outer position a where the tip of the link body 19 is located when the placement body 23 is moved to a position corresponding to the external location P1 in the longitudinal direction of the shelf. When the body 23 is moved to a position corresponding to the internal location P2, it is provided between the inner position b where the tip of the link body 19 is located. Specifically, the drive operation unit 21 is provided at the center between the outer position a and the inner position b in the shelf front-back width direction.
Therefore, when the mounting body 23 is moved to a position corresponding to the external location P1, the link body 19 is inclined from the attitude along the shelf width direction to the rear side. When the mounting body 23 is moved to a position corresponding to the internal location P2, the link body 19 is inclined from the attitude along the shelf width direction to the front side.
The relay transfer device 4 is configured to drive the drive operation unit 21 at a constant speed to swing the link body 19 at a constant angular speed. In this way, the link body 19 is swung at a constant angular speed. By moving the moving body 23, the moving speed of the mounting body 23 gradually increases until the posture of the link body 19 becomes a posture along the shelf width direction, and then gradually decelerates to move the mounting body 23 to the internal location P2. Or it is comprised so that it may move to the position corresponding to the external location P1.

As shown in FIG. 1, the base frame 22 of the relay conveyance device 4 has a front side portion 22 a that is thinner in the vertical direction of the shelf than the rear side portion 22 b, and is behind the article W stored in the storage unit 1. The rear portion 22b is located on the side, and the front portion 22a is located between the article W located at the internal location P2 and the article W stored in the storage section 1 adjacent below the internal location P2. Is provided.
As shown in FIG. 2, the relay conveyance device 4 (the rear part 22 b of the base frame 22 and the drive operation unit 21) has an article W and a shelf stored in the storage unit 1 adjacent to the lower part of the internal location P <b> 2. It is provided at a position overlapping in the front-rear width direction.

The drive operation unit 21 is supported by the rear portion 22b so as to protrude downward from the lower end thereof, and the rear portion 22b is located behind the article W stored in the storage portion 1.
The drive operation unit 21 is provided between the pair of frame members 31 and is provided so as to be within the width of the base frame 22 in the shelf horizontal width direction.
As shown in FIG. 6, the pair of frame members 31 and the pair of front and rear guide rails 32 constituting the front portion 22 a of the base frame 22 are spaced at a narrower distance than the width of the container body Wa that is the widest portion of the article W. As shown in FIG. 2, the relay conveyance device 4 is formed to be narrower than the width of the article W in the lateral width direction of the shelf.

Further, the pair of frame members 31 and the pair of front and rear guide rails 32 constituting the front portion 22a of the base frame 22 are provided at a wider interval than the lateral width of the top flange Wb. Further, in a state where the mounting body 23 is moved to a position corresponding to the internal location P2, the entire top flange Wb of the article W stored in the storage section 1 adjacent below the internal location P2 is the mounting body 23. It overlaps with the recessed part of the shelf in the vertical direction of the shelf.
Therefore, even if the top flange Wb of the article W is positioned so as to overlap with the relay conveyance device 4 in the lateral width direction of the shelf, the top flange Wb includes the pair of frame members 31 and the pair of front and rear guide rails 32 as shown in FIG. The relay conveyance device 4 is positioned in the recessed portion of the mounting body 23, and the relay conveyance device 4 loads the article W with the stacker crane 3 with respect to the storage portion 1 adjacent below the internal location P2. When carrying in / out, the article W is configured not to interfere.

  As described above, since the drive operation unit 21 and the interlocking connection unit 24 are provided behind the article W stored in the storage unit 1 in the shelf front-back width direction, even when the article W is moved to the internal location P2. The drive operation unit 21 and the interlocking connection unit 24 are not positioned between the article W positioned at the internal location P2 and the article W stored in the storage section 1 adjacent below the internal location P2. Therefore, there is no need for an installation space for enabling the drive operation unit 21 and the interlocking connection unit 24 to move between the internal portion P2 and the storage unit 1 adjacent to the lower part, thereby reducing the storage efficiency of the article storage facility. The relay conveyance device 4 can be installed while being suppressed. In the present embodiment, the relay transfer device 4 can be provided in a region where one storage unit 1 is installed.

[Another embodiment]
(1) In the above embodiment, the interlocking connecting portion 24 and the mounting body 23 are connected to the article W placed on the mounting body 23 at a position overlapping in the vertical direction of the shelf. The interlocking connecting portion 24 is formed in a shape extending rearward from the placed article W, and the interlocking connecting portion 24 is connected to a portion of the mounting body 23 extending rearward. May be coupled at a position behind the article W placed on the placing body 23.

(2) In the above embodiment, the driving support unit 21 provided in a fixed state so as not to be movable in the front-rear width direction and the mounting body 23 movable in the front-rear width direction are linked to the mounting support unit 20. Although the interlocking connecting portion 24 is provided, the mounting support portion 20 may not be provided with the interlocking connecting portion 24. Specifically, a movable carriage provided with the drive operation unit 21 and the mounting body 23 (mounting support unit 20) is provided, and the drive operation unit 21 is moved integrally with the mounting body 23 in the longitudinal direction of the shelf. It is provided freely, and the moving carriage is moved and moved in the longitudinal direction of the shelf by driving the drive operation unit 21, so that the mounting body 23 (mounting support unit 20) corresponds to the position corresponding to the internal location P2 and the external location P1. You may comprise so that it may move to the position to perform.

(3) In the above embodiment, the interlocking connection part 24 that interlocks and connects the drive operation unit 21 and the mounting body 23 is configured by the link body 19, but the interlocking connection part 24 is configured by a rack and a pinion. Alternatively, a timing belt may be used.
In addition, the drive operation unit 21 and the interlocking connection unit 24 may be configured by a cylinder that is extendable in the longitudinal direction of the shelf. In this case, the cylinder body is provided as the drive operation unit 21 and the cylinder rod is provided as the interlocking connection unit 24. It is conceivable to connect the tip part to the mounting body 23.

(4) In the above embodiment, the rear conveying device is formed narrower than the width of the article W in the width direction, but the rear conveying device may be formed wider than the width of the article W in the width direction. .
Moreover, although the internal location P2 was set between the storage units 1 arranged in the shelf width direction, the internal location P2 was set at the end of the article storage shelf 2 in the shelf width direction, and the storage units arranged in the shelf width direction It is not necessary to set between 1.

(5) In the above-described embodiment, the article W is exchanged with the external location P1 by the ceiling transport vehicle 5; however, it is connected with the external location P1 by another conveyance device such as a conveyor or a stacker crane. You may comprise so that the goods W may be exchanged, and you may comprise so that an operator may load and unload the goods W in the external location P1, without providing such a conveying apparatus.

DESCRIPTION OF SYMBOLS 1 Storage part 2 Article storage shelf 3 Front side conveying apparatus 4 Rear side conveying apparatus 15 Traveling rail 16 Support body 19 Link body 20 Mounting support part 21 Drive operation part 23 Mounting body 24 Interlocking connection part P1 External location P2 Internal location W Article

Claims (5)

An article storage shelf provided with a plurality of storage units for storing articles in the vertical direction of the shelf, and a front side which is provided forward in the longitudinal direction of the shelf with respect to the article storage shelf and carries articles into and out of the storage unit Articles are placed and transported between a transport device and an external location positioned rearward in the longitudinal direction of the shelf from the back of the article storage shelf and an internal location positioned forward in the longitudinal direction of the shelf from the back of the article storage shelf. A free rear transfer device,
The internal portion is set between the storage units arranged in the vertical direction of the shelf,
The front transport apparatus is an article storage facility configured to freely transport articles between the internal portion and the storage unit,
The rear transport device includes a placement support unit that places and supports an article, and a drive operation unit that drives the placement support unit to move the article to the internal location and the external location. ,
The said drive operation part is the article | item storage equipment provided in the back in the shelf front-back width direction from the article | item accommodated in the said accommodating part. The placement support section moves the placement body in the longitudinal direction of the shelf in accordance with the placement body that is movable in the longitudinal direction of the shelf for placing and supporting the article and is operated by the drive operation unit. As a matter of course, it is configured to include an interlocking connecting part that interlocks and connects the above-mentioned mounting body and the drive operation part,
The article according to claim 1, wherein the interlocking connecting portion is connected to a rear end portion in the shelf front-rear width direction of the mounting body and is provided rearward in the shelf front-rear width direction from the article stored in the storage portion. Storage facilities. The interlocking connecting portion is composed of a rod-shaped link body having a base end portion connected to the drive operation portion and a tip end portion connected to the rear end portion of the mounting body,
The drive operation unit is configured to move the mounting body in the longitudinal direction of the shelf by swinging the link body, and the movement range of the distal end portion of the link body in the longitudinal direction of the shelf The article storage facility according to claim 2, which is provided at an intermediate position. The article storage shelf includes a plurality of the storage units arranged in a width direction of the shelf,
The internal location is set between the storage portions arranged in the shelf width direction,
The article storage facility according to any one of claims 1 to 3, wherein the rear transfer device is formed narrower than a width of the article in the shelf width direction. A ceiling transport vehicle is provided that is capable of traveling along the traveling rail in a state of being guided and supported by a traveling rail disposed on the ceiling and capable of moving up and down to support the article.
The travel rail is provided in a state of passing directly above the external location,
5. The article storage facility according to claim 1, wherein the ceiling transport vehicle is configured to be able to exchange articles with the external portion by moving the support up and down.

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