JP3483016B2 - Article storage device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pair of storage shelves provided with a plurality of storage sections for storing articles in a state where they are arranged side by side in the vertical direction and the horizontal direction, with the article loading / unloading sides of the respective storage sections facing each other. Arranged side by side, elevating and lowering the space between the pair of storage shelves, and provided with a long elevating table arranged so that the longitudinal direction is aligned with the lateral direction of the storage shelves, the elevating table, The present invention relates to an article storage device provided with an article transfer device movably supported in the lateral direction of the storage rack.

[0002]

2. Description of the Related Art Such an article storage apparatus is an apparatus for storing and storing articles in a plurality of storage sections provided in each of a pair of storage shelves. The pair of storage shelves are arranged such that the article loading / unloading sides of the respective storage sections face each other, and an article transfer device and an elevating table for transporting articles are disposed in the space between the pair of storage shelves. The article transfer device transfers an article to both storage sections of a pair of storage shelves, and stores and takes out the article. The elevating table supports the article transfer device so that it can be driven and moved in the lateral direction of the storage shelf, and the elevating table itself moves up and down, so that the article transfer device is located at a position corresponding to each storage section of the pair of storage shelves. Position it. By the way, conventionally, in consideration of the arrangement balance of the pair of storage shelves, the article transfer device, and the elevating table, it is common to arrange the elevating table at a central position between the pair of storage shelves.

[0003]

However, in the above-mentioned conventional structure, since the elevating table is long in the lateral direction of the storage shelves, when a worker enters between a pair of storage shelves and works, There is an inconvenience that the work space is narrowed by the table. In order to sufficiently secure the above work space, it is sufficient to widen the space between the pair of storage shelves, but if the space between the pair of storage shelves is widened, the installation space for the article storage device becomes large and the article transfer is performed. There is an inconvenience that the device becomes large. The present invention has been made in view of the above circumstances, and an object of the present invention is to avoid the inconvenience such as an increase in the installation space of an article storage device, and the work of an operator between a pair of storage shelves. The point is to secure space.

[0004]

[Means for Solving the Problems] Vertical and lateral directions
Equipped with multiple storage units for storing items in a parallel state
The pair of storage shelves face the storage / removal side of each storage unit.
They are arranged side by side in a mating state and between the pair of storage shelves.
Raises and lowers the space, and the longitudinal direction is the lateral direction of the storage shelf.
There is a long platform that is aligned and aligned.
It is supported on the elevator stand so that it can be driven and moved in the lateral direction of the storage rack.
It is an article storage device equipped with
In the space between the pair of storage shelves of the elevator.
Is a pair of storage shelves when viewed in the lateral direction.
Is configured to be biased to one side of the
The article transfer device in the lateral direction of the storage shelf.
Stopping energization when the lateral drive is stopped in the lateral drive that drives and moves
Brakes the article transfer device by the
An electric brake that releases its braking by energizing it during dynamic driving
Is provided, and is provided when the lateral drive of the lateral drive is stopped.
To release the braking by energizing the electric brake.
By providing the configuration according to claim 1 in which the manually operated braking release means is provided , a pair of long elevating stands that support the article transfer device so as to be movable in the lateral direction of the storage rack are provided. In the space between the storage shelves, the storage shelves are arranged so as to be offset to one side of the pair of storage shelves when viewed in the lateral direction. Therefore, it is possible to secure the working space for the worker between the pair of storage shelves while avoiding the inconvenience that the installation space of the article storage device becomes large without necessarily increasing the distance between the pair of storage shelves. it can.

With the configuration according to the first aspect , the article transfer device supported by the elevator is moved and driven in the lateral direction of the storage rack by the lateral movement drive unit. The lateral movement drive unit is provided with an electric brake that prevents the article transfer device from moving unnecessarily when the work of laterally driving the article transfer device is stopped. This electric brake works in the de-energized state and releases the braking in the energized state.For example, even when the power supply to the article storage device is completely cut off, the article transfer device is properly braked. It can work.

Therefore, even when the lateral movement drive of the article transfer device is stopped for the worker to perform maintenance work or the like, the electric brake will be deenergized and the braking action will be left as it is. By the way, the article transfer device occupies a considerable proportion of the space between the pair of storage shelves in order to transfer the articles to the storage shelves on both sides. Devices may interfere with the movement of workers. Therefore, in such a case, it is possible to move the article transfer device by energizing the electric brake by the manually operated braking release means to release the braking and the worker pushes the article transfer device or the like. Therefore, it is possible to facilitate the work between the pair of storage shelves while preventing unnecessary movement of the article transfer device by the electric brake.

Of the article transfer device on the lift table
A movement amount detecting means for detecting the movement amount and a movement amount detecting hand
The article on the elevator based on the detection information of the step
A lateral movement control means for controlling the movement amount of the transfer device is provided.
The movement amount detecting means controls the lateral movement control means.
Even in maintenance mode where motion stops
It is configured to continue to detect the amount of movement of the transfer device.
When returning from maintenance mode to normal operation,
The lateral movement control means should be kept in the maintenance mode.
Control operation based on the detection information of the movement amount detecting means
The lateral movement control means for controlling the movement amount of the article transfer device is provided with the configuration according to claim 2, which is configured to restart, and the movement amount detection means for detecting the movement amount of the article transfer device. The control is executed based on the detection information of 1. to stop the article transfer device at the position corresponding to each storage section. or,
Control operation is stopped in maintenance mode. Therefore,
When the article storage device is put into the maintenance mode for performing the maintenance work, the control operation of the lateral movement control means is stopped and the lateral movement drive of the article transfer apparatus is also stopped, but the movement amount detecting means moves the article transfer apparatus. Continue to detect quantity. As a result, even when the worker releases the braking on the article transfer device by the above-mentioned braking release means and moves the article transfer device by pushing or the like in the maintenance work, the movement amount is detected by the movement amount detection means. When detected and returned to the normal operation from the maintenance mode, the lateral movement control means restarts the control operation according to the detection information of the movement amount detection means.

That is, in the maintenance mode, the movement amount detecting means as well as the lateral movement controlling means are deactivated,
When the article transfer device is moved in the maintenance mode as described above, the movement amount of the article transfer device grasped by the lateral movement control means before and after the maintenance mode becomes discontinuous,
When returning from the maintenance mode to normal operation, it is necessary to perform processing such as returning to the origin position of the article transfer device, whereas the movement amount detection means must continue to detect the movement amount even in the maintenance mode. So, when you return from maintenance mode to normal operation, you can continue operation as it is,
When returning to the normal operation, it is possible to quickly restart the transfer and transfer work of the articles.

A state in which they are arranged side by side in the vertical and horizontal directions.
A pair of storage shelves with a plurality of storage units for storing items
However, in the condition that the article loading and unloading sides of each storage section face each other.
Arranged side by side, raising and lowering the space between the pair of storage shelves
And the longitudinal direction matches the lateral direction of the storage rack.
A long elevating stand arranged like this is provided.
An object that is movably supported in the lateral direction of the storage rack
In an article storage device provided with a product transfer device,
The position of the descending platform in the space between the pair of storage shelves is
One of the pair of storage shelves is seen in the lateral direction of the storage rack.
It is configured to deviate to the side and raises and lowers the lift table.
The lifting mechanism is one of the storage shelves of the pair of storage shelves.
According to the third aspect of the present invention, the lifting mechanism that lifts the lifting table that supports the article transfer device is supported by one of the pair of storage shelves. As a general rule, the storage shelves are provided in a pair with the storage part's loading and unloading sides facing each other.However, by supporting the lifting mechanism on one of the storage shelves as described above, storage that supports the lifting mechanism is stored. The shelves can be used alone, and the use mode can be varied to make the article storage device more convenient.

The elevating mechanism transforms the elevating table into a cord-shaped body.
It is configured to hang and support the
Storage rack for supporting the lifting mechanism by driving means for driving
Of by providing the configuration of claim 4, wherein that are located at the bottom, the lifting platform is lowered supported hanging by the wick member, by the drive means by driving winding the cord-like body, the lifting The platform moves up and down. The drive means for winding and driving the cord-like body is arranged at the lowest stage of the storage shelf on the side supporting the lifting mechanism for lifting the lifting table. The lowermost stage of the storage rack often becomes a so-called dead space due to the arrangement with the article transfer device and the lifting table. By arranging the drive means using such dead space, the entire article storage device can be obtained. As a result, space saving can be achieved.

A state in which the vertical and horizontal directions are arranged in parallel.
A pair of storage shelves with a plurality of storage units for storing items
However, in the condition that the article loading and unloading sides of each storage section face each other.
Arranged side by side, raising and lowering the space between the pair of storage shelves
And the longitudinal direction matches the lateral direction of the storage rack.
A long elevating stand arranged like this is provided.
An object that is movably supported in the lateral direction of the storage rack
In an article storage device provided with a product transfer device,
The position of the descending platform in the space between the pair of storage shelves is
One of the pair of storage shelves is seen in the lateral direction of the storage rack.
It is configured to be biased toward one side, and the lifting platform
The cross-sectional shape of the shelf is lateral
The article transfer device is placed in the concave space on the side of the lift table.
Power to the drive mechanism or the article transfer device for moving the
By comprising the configuration according to claim 5 in which the electric wiring for supplying is arranged , the elevating table has a substantially cross-sectional shape in a lateral view of the storage shelf in consideration of weight reduction and strength improvement. Is formed. By forming the lifting platform in such a shape, a concave space exists on the side of the lifting platform, but a drive mechanism for moving and driving the article transfer device or the article transfer using the concave space. By arranging the electric wiring for supplying electric power to the device, it is possible to make the configuration of the lifting table compact.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of an article storage device of the present invention will be described below with reference to the drawings. In FIG. 1, a container C as an example of an article can be stored in any one of the storage sections 1 of the storage sections 1 of the storage shelves 2A and 2B provided in front and rear at a predetermined interval. The article storage device according to the present invention is shown in which the containers C stored in predetermined storage shelves 2A and 2B can be taken out. It should be noted that, for example, small parts are loaded in the container C by product type.

The storage unit 1 is arranged in each of the pair of storage shelves 2A and 2B in the vertical and horizontal directions.
A plurality of storage shelves 2A and 2B are provided, and the storage shelves 1A and 2B are arranged so that the article storage / removal sides of the storage sections 1 face each other. The storage unit 1 is provided at the lateral end of the storage shelf 2A.
Instead of, the storage conveyor 4a for storing the container C in the storage shelves 2A, 2B and the storage shelf 2A,
The delivery conveyor 4b for leaving from 2B goes up and down,
Moreover, they are arranged so that the carrying direction is the lateral direction of the storage shelves 2A, 2B. The storage shelves 2 are provided at the outer ends of the storage shelves 2A and 2B of the storage conveyor 4a and the storage conveyor 4b.
A belt conveyor 3 that conveys the container C is continuously provided in the front-rear direction of A and 2B.

A pair of left and right plate-shaped load-carrying tools 4c which can be moved up and down above and below the conveying surfaces of the storage conveyor 4a and the output conveyor 4b are provided at the inner side of the storage shelves 2A of the storage conveyor 4a and the output conveyor 4b. The container C is delivered between the fork mechanism 52 provided in the article transfer device 6 described later and the warehousing conveyor 4a and the unloading conveyor 4b when the loading device 4c is raised. or,
In order to transfer the container C between the warehousing conveyor 4a, the unloading conveyor 4b, and the belt conveyor 3, the conveyor belts 3a of the belt conveyor 3 are formed by arranging a plurality of narrow belts spaced apart from each other. A vertically movable transport roller 3b is arranged between the narrow belts so that the transport directions of the transport rollers 3b are the same as those of the warehousing conveyor 4a and the unloading conveyor 4b. In this way, the storage conveyor 4a
The delivery conveyor 4b has basically the same configuration, and the upper side is used for receiving and the lower side is used for delivering, but the reverse is also possible, and further, each is also used for receiving and delivering. It is also possible to do so.

Further, at a front and rear intermediate portion of the pair of storage shelves 2A and 2B, a transfer device TR for transferring the container C between each storage part 1 and the storage conveyor 4a and the output conveyor 4b.
The main part of is equipped. The main part of the transfer device TR provided in the front-rear intermediate part of the pair of storage shelves 2A and 2B includes an article transfer device 6 for transferring and transporting the container C to and from each storage part 1 and the like, and an article transfer device 6. It comprises a long elevating table 5 which guides and supports the mounting device 6 over the entire lateral widths of the storage shelves 2A and 2B so as to be movable, and the elevating table 5 constitutes a part of the transfer device TR. In the UD, the up / down operation can be freely performed over almost the entire vertical height of the storage shelves 2A, 2B.

The pair of storage shelves 2A, 2B support the columns 8, a plurality of horizontal frames 9 which are vertically connected to each other at predetermined intervals over the columns 8, and the bottom portions of the left and right ends of the container C. It is composed of a large number of locking members 10 which are erected and connected along the front-rear direction at predetermined intervals, and a horizontal rod 11 which connects the upper ends of the columns 8. The locking member 10 is formed to have a substantially L-shaped cross section so as to prevent the lateral movement of the container C.

Next, a lifting mechanism U for driving the lifting table 5 up and down.
D will be described. As shown in FIG.
Connecting wires 30a, which are cord-shaped members, at both ends in the lateral direction,
It is suspended and supported by 30b. One of the connecting wires 30a is a guide pulley 29 that is rotatable about a horizontal axis.
After being wound around a and 29b, it is connected to a winding drum 29c installed at the lower end of the storage rack 2A, and the other connecting wire 30b is a guide pulley 29d that is rotatable about a horizontal axis, A guide pulley 29e rotatable about the axis,
Further, after being wound around the guide pulley 29b, the connecting wire 30
Similar to a, it is connected to the winding drum 29c. The winding drum 29c is rotationally driven by the electric motor M1, and the elevating table 5 is moved up and down by driving the electric motor M1.

As shown in FIG. 2, the lifting table 5 has guided grooves 4 of guided portions 40 attached to the left and right ends of the lifting table 5, respectively.
0a is engaged and guided by a guide rail 41a for lifting guide mounted on the rail support frame 41 shown in FIG. 1 so as to project toward the lifting table 5, and the posture thereof is restricted. The rail support frame 41 and the guide rail 4 for lifting guides
1a is integrally formed of an aluminum material, and the surface of the elevating guide rail 41a is subjected to surface treatment such as electroplating or alumite treatment. As shown in FIG. 4, the rail support frame 41 is attached to the frame 13 supported by one of the pair of storage shelves 2A, 2B and is supported by the frame 13, and although not shown, guide pulleys 29a, 29b, Two
9d and 29e are also attached to the frame 13 so that the entire lifting mechanism UD is supported by the storage rack 2A. Further, the electric motor M1 which is a driving means for winding and driving the connecting wires 30a and 30b is arranged at the lowest stage of the storage rack 2A which supports the lifting mechanism UD.

As shown in FIGS. 4 and 6, the lift table 5 which is guided up and down by the guide rails 41a for lifting guides has a pair of storage shelves 2 in the space between the pair of storage shelves 2A and 2B.
It is arranged so as to be deviated to one of the storage shelves 2A of A and 2B, that is, the storage shelves 2A side supporting the lifting mechanism UD. As shown in FIG. A work space is secured even when entering the space between the pair of storage shelves 2A and 2B.

Next, the lateral movement operation structure of the article transfer device 6 will be described. As shown in FIGS. 3 to 5, the article transfer device 6 mainly includes a frame 48 in a state of covering both front and rear side portions and an upper side of the lift table 5, and four traveling wheels 49 attached to the upper portion of the frame 48. , A total of six guide wheels 50, three on one side, which are rotatably attached to the side portions of the frame 48 about the vertical axis, and attached to the side portions of the frame 48, rotatably about the horizontal axis. It is composed of two guide wheels 51 that come into contact with the lifting table 5 from the lower side, and a fork mechanism 52 mounted on the frame 48.

To the frame 48, both ends of a drive belt 54 wound around pulleys 53, 53 rotatably supported around the front-rear axis are connected to both ends of the lifting table 5, respectively. When the pulley 53 is rotationally driven by the electric motor M2, the drive belt 54 is moved and operated in the longitudinal direction, and the article transfer device 6 is laterally moved and operated. A lateral movement drive unit TD that drives the article transfer device 6 in the lateral direction of the storage shelves 2A and 2B by the drive belt 53 and the drive belt 54.
The electric motor M2 is provided with an electric brake 14 on the side opposite to the side where the pulley 53 is attached, the electric brake 14 braking the rotating shaft of the electric motor M2.

As shown in FIG. 7, the electric brake 14 performs a braking action by sandwiching a braking member 16a fixed to a rotary shaft 15 of an electric motor M2 by a fixed plate 16b and a movable iron core 16c. The movable iron core 16c is slidably attached to the left and right in FIG.
It is biased to the left side, that is, to the braking side by the spring 16d. When the coil 16f wound around the fixed iron core 16e is energized, the movable iron core 16c is attracted and moved to the right side in FIG. 7, that is, the braking release side, by its electromagnetic action. Therefore, when the power supply to the coil 16f of the electric brake 14 is stopped, the article transfer device 6 is braked,
When energized, the braking is released.

Since the cross-sectional shape of the elevating table 5 in the lateral direction of the storage shelves 2A and 2B is formed in a substantially U-shape, there is a concave space on the left and right in the lateral view of the storage shelves 2A and 2B.
As shown in FIGS. 3 and 4, the drive belt 54 is accommodated in one of the concave spaces, and in the other, electric wiring for supplying electric power to the article transfer device 6 as shown in FIG. The cable bear 12 in which the cables and the like are bundled is accommodated to save space.

A rotary encoder 55 is provided so as to interlock with the rotary shaft of the electric motor M2 for moving the drive belt 54 in order to specify the carrying position of the article transfer device 6 on the lift table 5. The article transfer device 6 is provided with a transmission type photoelectric sensor 58 which is partitioned by a light shielding plate 56 provided at an appropriate position of the elevating table 5. Further, in order to specify the lifting position of the lifting table 5 by the lifting mechanism UD, a rotary encoder 60 is provided in a state of being interlockingly connected to the rotation shaft of the winding drum 29c, and a rotary encoder 60 at the longitudinal end of the lifting table 5 is provided. A photoelectric sensor 62 partitioned by a light shielding plate 61 provided at an appropriate position along the elevating guide rail 41a is provided near the guide portion 40. Rotary encoders 55 and 60 and photoelectric sensor 5
The detection signals of 8 and 62 are input to the controller CO as shown in FIG. The controller CO is the photoelectric sensor 5
Based on the detection information of 8, 62, the lift position as the reference of the lift table 5 and the transfer position as the reference of the article transfer device 6 are recognized,
The relative position with respect to the reference position is recognized based on the detection information of the rotary encoders 55 and 60, and the lift position of the lift table 5 and the transport position of the article transfer device 6 are specified. Therefore, the rotary encoder 55 and the controller CO function as a moving amount detecting means MA for detecting the moving amount of the article transfer device 6, and the controller CO further controls the electric motor M2. It functions as lateral movement control means TC for controlling the movement amount of the article transfer device 6 based on the detection information.

The fork mechanism 52 includes a pair of storage shelves 2A,
The fork mechanism 52 is provided with two bar-shaped contact sensors 57 on each of the left and right sides of the fork mechanism 52. Container C with fork mechanism 52
When the container C is mounted on the article transfer device 6, the container C moves in the lateral direction of the container C (matches the lateral direction of the storage shelves 2A and 2B).
When the center position of the fork mechanism 52 and the center position of the fork mechanism 52 in the lateral direction substantially coincide with each other, the four contact sensors 57 do not come into contact with the standard mounting position, but either the left or right direction from the standard mounting position. This contact sensor 57
It is possible to detect that the container C is displaced more than the set value by touching. The detection information of the contact sensor 57 is input to the controller CO as shown in FIG.
It is used to correct the stop position of.

Next, the operation of loading and unloading the container C into and from the article storage device under the control of the controller CO will be described. When the container C transported on the upper belt conveyor 3 reaches the position of the storage conveyor 4a, the transport is stopped, the transport rollers 3b move upward above the transport surface of the transport belt 3b, and the container C is transported to the storage conveyor 4a. To convey. The container C is carried into the storage shelf 2A in association with the carrying operation of the warehousing conveyor 4a. When the container C is loaded, the loading tool 4c moves up and the container C
Lift up. When the container C is lifted, the fork mechanism 52 of the article transfer device 6 which has been waiting is inserted between the lower surface of the container C and the load carrying surface of the storage conveyor 4a, and then the lift 5 is raised by the electric motor M1. Then, the container C is placed on the upper surface of the fork mechanism 52. When the fork mechanism 52 on which the container C is placed is retracted toward the article transfer device 6 side, the container C is placed on the article transfer device 6.

With the container C mounted on the fork mechanism 52, the lifting table 5 and the article transfer device 6 are moved to the empty storage section 1. At this time, the height of the lift table 5 is set so that the height of the lower surface of the container C mounted on the article transfer device 6 is slightly higher than the upper surface of the locking member 10 of the storage section 1. In this state, the fork mechanism 52 is projected toward the storage portion 1 side to position the container C above the locking member 10, and further lifted up and down until the container C is placed on the locking member 10. After lowering the platform 5, the fork mechanism 5
2 is retracted to the article transfer device 6 side, and the storage of the container C in the storage portion 1 is completed. The operation of transporting the containers C stored in the storage shelves 2A and 2B to the delivery conveyor 4b and the operation of transferring the containers C from the delivery conveyor 4b to the lower belt conveyor 3 are substantially the reverse of the above-described loading operation.

When the worker enters the space between the pair of storage shelves 2A and 2B for maintenance work or the like while continuing the transportation work as described above, the operation shown in FIG.
As shown in, the operation console 17 installed on the side wall of the storage shelf 2A.
From instructions, switch to maintenance mode,
The lifting drive of the lifting table 5 is stopped and the lateral drive of the article transfer device 6 is stopped. In this way, when the lateral drive of the article transfer device 6 is stopped, the coil 1 of the electric brake 14 is stopped.
The energization of 6f is stopped and the article transfer device 6 is put into a braking state. Further, the instruction input from the operation console 17 can resume energization of the coil 16f to release the braking. it can. Therefore, the console 17 functions as an artificially operated braking release means BR that energizes the electric brake 14 to release the braking.

In this state, an operator can push and operate the article transfer device 6 to move it on the lift table 5. By the way, the controller CO continues to detect the movement amount of the article transfer device 6 based on the output signal of the rotary encoder 55 even in this maintenance mode, and the operator moves the article transfer device 6 as described above. Even in the case of, the movement amount is detected. Therefore, when the worker finishes the work and gives an instruction to return to the normal operation from the operation console 17, the position detection process of the article transfer device 6 is not needed and the detection information of the movement amount detection means MA is used as it is. Can return to normal operation.

[Other Embodiments] Other embodiments will be listed below. In the above-described embodiment, the electric brake 14 operates in principle in the maintenance mode, but the coil 16f of the electric brake 14 is continuously energized in the maintenance mode to maintain the braking release state. It may be configured as follows. In the above embodiment, the movement amount detection means MA for detecting the movement amount of the article transfer device 6 is provided with the rotary encoder 55 that is interlocked with the rotation shaft of the electric motor M2. It is also possible to provide a roller that comes into contact with the lift table 5 with a rotary encoder that detects the amount of rotation of the roller when the article transfer device 6 moves. In the above-mentioned embodiment, although the elevating table 5 is suspended and supported by the connecting wires 30a and 30b, the rail supporting frame 41
A rack may be installed along the vertical axis, and pinion gears meshing with the rack may be provided at both ends in the longitudinal direction of the lift table 5, and the pinion gear may be rotationally driven by a motor to move the lift table 5 up and down. .

[Brief description of drawings]

FIG. 1 is a perspective view of an article storage device according to an embodiment of the present invention.

FIG. 2 is a schematic configuration diagram of a lifting mechanism according to an embodiment of the present invention.

FIG. 3 is a front view of a main part according to the embodiment of the present invention.

FIG. 4 is a plan view of a main part according to the embodiment of the present invention.

FIG. 5 is a side view of a main part according to the embodiment of the present invention.

FIG. 6 is a schematic side view of the article storage device according to the embodiment of the present invention.

FIG. 7 is a cross-sectional view of a main part according to the embodiment of the present invention.

FIG. 8 is a block configuration diagram according to an embodiment of the present invention.

[Explanation of symbols]

1 storage C goods 2A, 2B storage shelves 5 lifts 6 Article transfer device 14 Electric brake BR braking release means M1 drive means MA movement amount detection means TC lateral movement control means TD lateral drive unit UD lifting mechanism

─────────────────────────────────────────────────── ─── Continuation of front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) B65G 1/04 531 B65G 1/04 539

Claims (5)

(57) [Claims] 1. A pair of storage shelves provided with a plurality of storage sections for storing articles in a vertical and horizontal direction side by side, and a pair of storage shelves are arranged side by side such that the article loading and unloading sides of the storage sections face each other. Is provided with a long elevating platform arranged so as to elevate and lower the space between the storage shelves and have a longitudinal direction aligned with the lateral direction of the storage shelves. In the article storage device provided with an article transfer device movably supported by, the position of the elevating table in the space between the pair of storage shelves, in a lateral view of the storage shelves, It is configured to be displaced to one side of the pair of storage shelves , and the article transfer device is provided in the storage rack in the lifting platform.
When the lateral drive is stopped,
To the article transfer device by stopping the power supply to the
In addition, the braking is released by energizing during lateral drive.
An electric brake is provided, and when the lateral drive of the lateral drive is stopped, the electric drive is performed.
An artificially operated control that energizes the brake to release the braking.
An article storage device provided with a motion releasing means . 2. The article transfer device of the lift table
A moving amount detecting means for detecting the moving amount, and the lift table based on the detection information of the moving amount detecting means.
Lateral movement control for controlling the amount of movement of the article transfer device in
Means is provided, and the movement amount detecting means is configured to control the lateral movement control means.
Even in the maintenance mode to stop
When it is configured to continue detecting the movement amount of the device and returns to normal operation from the maintenance mode
In addition, the lateral movement control means, during the maintenance mode
Control operation based on the detection information of the movement amount detecting means in
The article storage device according to claim 1, wherein the article storage device is configured to resume movement . 3. A state in which they are arranged side by side vertically and horizontally.
A pair of storage shelves with a plurality of storage units for storing items
However, in the condition that the article loading and unloading sides of each storage section face each other.
Arranged side by side , ascending and descending the space between the pair of storage shelves, and in the longitudinal direction.
Is long so that it is aligned with the horizontal direction of the storage shelf
The elevator is installed on the elevator so that it can be driven and moved in the lateral direction of the storage rack.
It is an article storage device equipped with an item transfer device to be carried.
Te, of the lifting platform, position in the space between the pair of storage rack
Is a pair of storage shelves when viewed from the lateral side of the storage shelves.
A pair of storage shelves, the lifting mechanism being configured to deviate to one side of the
An article storage device supported by one of the storage shelves . 4. The lifting mechanism uses the lifting platform as a cord-shaped body.
And a drive means configured to wind and drive the cord-shaped body.
The device is arranged at the bottom of the storage shelf that supports the structure.
The article storage device described . 5. A state in which they are arranged side by side vertically and horizontally.
A pair of storage shelves with a plurality of storage units for storing items
However, in the condition that the article loading and unloading sides of each storage section face each other.
Arranged side by side , ascending and descending the space between the pair of storage shelves, and in the longitudinal direction.
Is long so that it is aligned with the horizontal direction of the storage rack
The elevator is installed on the elevator so that it can be driven and moved in the lateral direction of the storage rack.
It is an article storage device equipped with an item transfer device to be carried.
Te, of the lifting platform, position in the space between the pair of storage rack
Is a pair of storage shelves when viewed from the lateral side of the storage shelves.
The lifting platform is configured to be displaced to one side of the vertical direction, and the lifting platform has a cross-sectional shape in a lateral view of the storage shelf.
Is formed into a substantially work-like shape, and the article transfer device is transferred to the concave space on the side of the elevating table.
Powering the drive mechanism or the object article transfer device for moving driving
An article storage device in which electrical wiring is installed .