JP3030327B2 - Storage system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage system suitable for a mechanical parking device and an automated warehouse.

[0002]

2. Description of the Related Art In recent years, for example, in a self-propelled multi-story parking lot, a mechanical parking device unitized for each parking floor is incorporated in order to increase the accommodation efficiency. This mechanical parking device is generally of a two-tiered structure, having one or more parking pallets at the upper and lower tiers in the frame, respectively. It is controlled to move in the direction. At the time of entry, the empty parking pallet moved to the entrance and returned to the original position with the vehicle loaded, and at the time of exit, the parking pallet carrying the target vehicle moved to the exit, and the vehicle emptied after leaving the warehouse The parking pallet returns to its original position. Also, in an automated warehouse, the stored items are transferred to a desired storage location in the warehouse via a pallet by the above method.

[0003]

However, the above-mentioned conventional method of moving a vehicle or a storage object to a target position by using a pallet is a method of retrieving an empty pallet at the time of entry, or an empty pallet at the time of exit. It is necessary to perform processing such as returning the pallet to its original position, which takes time for loading and unloading, complicates the movement of the pallet, complicates the structure of the mechanism for moving the pallet, and controls the pallet. There was a problem that became complicated. It is an object of the present invention to provide a storage system that eliminates these processes, shortens the time when entering and leaving a warehouse, can simplify the mechanism, and can reduce the cost and simplify the control method. .

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a frame for forming an upper layer storage space above a lower layer storage space, and an article in the upper layer storage space which is supported so as to be able to traverse above the frame frame. And a lifter having a comb-shaped first receiving portion for receiving articles. The lifter is provided at an upper portion of the frame by lifting and lowering the lifter carrier. A configuration is provided in which a fixed carrier including a comb-shaped second receiving portion for transferring articles to and from the first receiving portion is provided. Preferably, the lifting carrier is configured to be able to traverse the gap between the fixed carrier and the upper part of the frame according to the traversing of the lifter.

[0008]

At the time of entry, an article such as a vehicle is placed on the first receiving portion at the lowered position of the lifting carrier supported by the lifter, and the lifting carrier rises in this state, and the lifter moves on the frame to move the upper storage space into the upper storage space. Traverse to the desired position,
Further, when the lifting carrier descends from the target position of the storage space, the first receiving portion passes through the first receiving portion of the fixed carrier on the upper part of the frame, and at this time, the first receiving portion, the second receiving portion, Delivery of vehicles etc. is performed between
Goods such as vehicles are stored. The lift carrier that is empty after passing the vehicle or the like returns to the original position through the gap between the second receiving portion and the frame by the traverse of the lifter. At the time of unloading, the lift carrier moves to the storage position of the target vehicle or the like through the gap between the second receiving portion and the frame by the traverse of the lifter, and the first receiving portion is fixed when the lift carrier rises from the target position. The vehicle passes through the second receiving portion of the carrier, and at that time, the vehicle or the like mounted on the second receiving portion is delivered to the first receiving portion. The vehicle or the like is left as a result of the lifting carrier traversing the frame and moving to the exit.

[0009]

1 to 8 show an embodiment of a storage system according to the present invention, in which the present invention is applied to a mechanical parking device for parking a vehicle.

As shown in FIGS. 1 to 3, the mechanical parking device 1 according to the present invention forms a second-floor parking space 3 above a first-floor parking pace 2 facing a traveling path of a vehicle K. It is basically composed of a frame 4 and a lifter 5 that is supported on the upper part of the frame 4 so as to be able to traverse and that allows the vehicle K to enter and leave the parking space 3 on the second floor. The frame 4 has a rigid structure in which two columns 7 are erected at predetermined intervals on the ground, and a large beam 8 is horizontally installed on each upper end of the adjacent columns 7, 7.
A parking space 2 on the floor is formed. The lifter 5
Are two rows of girders 8, 8 extending in the lateral direction of the frame 4.
Four struts 9 installed to straddle from above
And a movable frame 11 composed of an upper beam 10 erected horizontally between the columns 9 and a lifting carrier 12 supported at four points on the inner surface of each column 9 of the movable frame 11 so as to be vertically movable. I have. The movable frame 11 includes:
Motor-driven wheels 13 (see FIG. 4) provided at the lower end of each support 9 allow the robot to traverse the two rows of beams 8, 8 in a self-propelled manner. As shown in FIG. 2, the elevating carrier 12 has a comb-shaped vehicle receiving portion for receiving the vehicle K.
(First receiving portion) 14 is provided. Specifically, grooves 15 (see FIG. 1) are formed on the inner surfaces of the four columns 9 of the movable frame 11, and four horizontal frames 16 arranged around the vehicle K in the grooves 15. Each base end of the movable frame 11 (see FIG. 4) is horizontally supported via wheels 17, and the lifting carrier 12 composed of the four horizontal frames 16 is a chain 25 having one end fixed to the upper end beam 10 of the movable frame 11.
By driving (see FIG. 5), the wheel 17 at the base end moves up and down in the groove 15 and can move up and down along each column 9. As shown in FIG. 6, a number of parallel rod-shaped teeth 19 are integrally provided at predetermined positions C at four places on each of the four horizontal frames 16 where the tires 18 of the vehicle K are mounted. The vehicle receiving portion 14 is constituted by a combination of these many rod-shaped teeth 19.

On the other hand, as shown in FIG. 2, two parallel rows of small beams 20 are installed between the adjacent large beams 8 orthogonal to the traversing direction of the lifter 5, respectively. On the upper side, fixed carriers 21 for parking a vehicle lifted from the ground by the lifter 5 in the parking space on the second floor are supported and fixed at the respective centers. These fixed carriers 21
Is composed of a horizontal frame having a size smaller than the above-described lifting carrier 12, and a vehicle receiving portion (second vehicle receiving portion) 22 for mounting each tire 18 of the vehicle K is provided at four diagonal lines of the fixed carrier 21. Is provided. The vehicle receiving portion 22 is provided on the vehicle receiving portion 14 of the lifting carrier 12.
Similarly, a large number of parallel rod-shaped teeth 19 are provided at predetermined intervals. Such a fixed carrier 21
As shown in FIG. 4, an interval C of a predetermined height is secured between the beam and the upper end of the frame 4 by the beams of the small beams 20.

The fixed carrier 21 and the lifting carrier 12
FIG. 6 shows that, at a position where each center point of the lifting carrier 12 traversing on the frame 4 coincides with each center point of the fixed carrier 21, each member of the lifting carrier 12 is fixed carrier in plan view. 21 are set so as not to interfere with each member. That is, both
The elevating carrier 12 can move downward from directly above the fixed carrier 21 so as to avoid interference with the fixed carrier 21, and at that time, each tooth 19 of the vehicle receiving portion 22 of the elevating carrier 12 corresponds to the fixed carrier. The twelve vehicle receiving portions 14 are set so as to be able to pass through between them avoiding interference with each tooth 19.

The motor drive for traversing the lifter 5 and the chain drive for raising and lowering the elevating carrier 12 are remotely controlled on a control panel on the ground, and are automatically controlled by a computer from the entry operation to the exit operation of the vehicle K. It has become.

Next, the operation of the mechanical parking device having the above configuration will be described with reference to FIG.

The procedure for storing the vehicle K in the parking space on the second floor is as follows. When the lifter 5 moves the lift carrier 12 in the lifter 5 downward from the position right above the entrance / exit 30 of the frame 4 by chain driving by remote control, the lift carrier 12 moves along the groove 15 of each support 9. And descends along the grooves 15a formed on the inner surfaces of the columns 7 of the frame 4 forming the entrance / exit 30 and stops at the lowest position. Then, the vehicle K enters the entry / exit opening 30, and the tire 18 of the vehicle K is placed on the vehicle receiving portion 14 of the lifting carrier 12. From this state, the lifting carrier 12 moves up again along the columns 7 and 9 while holding the vehicle K by the reverse drive of the chain, and returns into the lifter 5.

Next, the lifter 5 is driven by a remote-controlled motor so that the lifter 5 holds the vehicle K and
Fixed carrier 2 for the purpose of parking space on the second floor
Stop just above 1. From this stop position, the lifting carrier 12 in the lifter 5 is lowered by driving the motor. When the lifting carrier 12 moves downward while avoiding interference with the fixed carrier 21, the vehicle receiving portion 14 on the lifting carrier 12 side slips in the vertical direction while avoiding interference with the vehicle receiving portion 22 on the fixed carrier 21 side. At that time, the vehicle receiving portion 14
The upper vehicle K is transferred to the vehicle receiving portion 22 on the fixed carrier 21 side. Thereby, the vehicle K is parked on the target fixed carrier 21 and the parking is completed. In addition, as the lifter 5 moves toward the loading / unloading port 30 side, the lifting / lowering carrier 12 that has passed below the fixed carrier 21 enters and exits through the gap C between the fixed carrier 21 and the girder 8 of the frame 4. 3
It is possible to return to the 0 side, and the storage operation can be repeated. These storage operations are automatically performed by computer control.

Next, when leaving the target vehicle from the second floor parking space, the following procedure is performed. At the stage where the storage of the vehicle K is completed, the lifter 5 is traversed by the motor drive, the elevating carrier 12 moves between the fixed carrier 21 and the large beam 8 of the frame 4, and the fixed carrier 21 of the target vehicle K is Stop right below. In this state, when the elevating carrier 12 is raised by the chain drive and passes through the fixed carrier 21, the vehicle K mounted on the vehicle receiving portion 22 of the fixed carrier 21 is transferred to the vehicle receiving portion 14 of the elevating carrier 12. Then, the lifter 5 traverses again to the entrance / exit opening 30 by the motor drive, stops just above the entrance / exit opening 30, and the elevating carrier 12 descends by the chain drive, and the vehicle K descends to the entrance / exit opening 30, Delivery is completed. The ascending / descending carrier 12 starts the warehousing work from this state, or moves directly under the fixed carrier 21 of the vehicle K for warehousing by traversing the lifter 5 and repeats the warehousing work again.

According to the present embodiment, the parking pallets are not used unlike the conventional method, so that it is not necessary to take an empty pallet at the time of entry or return the empty pallet to the original position at the time of exit. In addition, it is possible to shorten the time required for entry and exit, and the mechanism for entry and exit is simplified, and the control method thereof is also simplified. In particular, in the present embodiment, one elevating carrier 12 having a comb-shaped vehicle receiving portion 14 and a comb-shaped vehicle receiving portion 2 for transferring a vehicle to and from the vehicle receiving portion 14 are provided.
2 in combination with a fixed carrier 21 having
In addition to being able to perform all loading and unloading operations, the lifting carrier 12 moves the gap C between the fixed carrier 21 and the girders 8 of the frame 4, so that the lifting carrier 12 moves when entering or leaving the warehouse. The route has been simplified,
This can also effectively reduce the time required for loading and unloading, and can promote simplification of the control method.

Although the above embodiment is an example of a mechanical parking device, the scope of the present invention is not limited to this, and can be applied to, for example, an automated warehouse. In this case, articles are classified according to types of articles. A fixed carrier 21 is installed on a shelf, and articles are moved from the loading / unloading port 30 to the fixed carrier 21.
And transported to the target shelf by the lifter 5 and transferred to the fixed carrier 21 of the target shelf, the articles can be stored in, or vice versa, the articles can be retrieved. Even in this case, the effect obtained in the above embodiment can be obtained.

[0020]

As described above in detail, the storage system according to the present invention comprises a frame for forming an upper storage space above a lower storage space, and an upper layer movably supported above the frame. And a lifter for loading and unloading articles in the storage space,
The lifter is provided with an elevating carrier including a comb-shaped first receiving portion for receiving an article, and an elevating carrier is provided on the upper part of the frame to move the article between the first receiving portion and the elevating carrier. Since the fixed carrier having the comb-shaped second receiving portion for transferring is provided, the mechanism required for loading and unloading can be simplified, and the elevating carrier can take a simple moving path. In addition to this, it is possible to shorten the time required for entering and leaving the warehouse, and to simplify the control of entering and exiting the warehouse.

[Brief description of the drawings]

FIG. 1 is a perspective view of a mechanical parking device showing one embodiment of the present invention.

FIG. 2 is a plan view of the mechanical parking device.

FIG. 3 is a front view of the mechanical parking device.

FIG. 4 is a side view of the mechanical parking device.

FIG. 5 is a front view showing a main part of the mechanical parking device.

FIG. 6 is a plan view showing a positional relationship between a lifting carrier and a fixed carrier.

FIG. 7 is a diagram showing a flow of entry and exit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Mechanical parking apparatus 2 1st floor parking space 3 2nd floor parking space 4 Frame 5 Lifter 12 Elevating carrier 14 Vehicle receiving part 21 Fixed carrier 22 Vehicle receiving part

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Hiroshi Tsuchida 2-17-4 Sotokanda, Chiyoda-ku, Tokyo 2nd floor Ishimura 2F Inside the Mondo Co., Ltd. No. 1 below No. 21 Inside Sanshin Metal Industry Co., Ltd. (58) Field surveyed (Int. Cl. ⁷ , DB name) E04H 6/06 E04H 6/18 605

Claims (2)

(57) [Claims] 1. A frame for forming an upper storage space above a lower storage space, and a lifter supported on the upper portion of the frame so as to be able to traverse and for loading and unloading articles in the upper storage space. The lifter is provided with an elevating carrier having a comb-shaped first receiving portion for receiving an article, and an upper portion of the frame is provided between the first receiving portion and the elevating carrier by elevating the elevating carrier. A storage system, comprising: a fixed carrier provided with a second comb-shaped receiving portion for transferring articles. 2. The storage system according to claim 1, wherein the lifting carrier is capable of traversing a gap between the fixed carrier and an upper portion of the frame according to the traversing of the lifter.