JPS6322409A - Accommodation facility with case detaining tool - Google Patents

Abstract

PURPOSE:To prevent slipping-out of a case by furnishing a case slipout preventive detaining tool at the backmost end of each case supporting part of rack and the backmost end of the case to be accommodated, and installing a control means to perform release of detention. CONSTITUTION:A case detaining tool 14 is installed at the rear side part of each case support 4 of a rack 1, to be in engagement with a recess 2b at the backmost end of the case 2. A detention releasing control tool 16 is installed beside the motion path of a lower frame 10 of a crane 5, and connected at the bottom of rack 1 with an elevating/sinking rod 18 installed for each longitudinal string of case supports 4 of the rack 1. This rod 18 is energized downward by a spring 21, and the detaining tool 14 is situated in detention position. Accordingly if a control lever 25 of control means 22 is swung outward, a foremost roller 25a pushes said control tool 16, so as to release all detained cases 2 on a longitudinal line as objects for storing operation.

Description

Detailed Description of the Invention (Industrial Field of Application) The present invention relates to a storage facility equipped with a shelf for supporting cases and a traveling crane having an elevating carriage for pushing out and pulling in cases and making snow. The present invention relates to a storage facility equipped with a case locking device to prevent a case from sliding off a shelf due to an earthquake or the like.

(Prior Art and its Problems) In this type of conventional storage equipment, a driving means for switching the case locking tool to the unlocked state is provided in the shelf. Therefore, for example, even if a plurality of case locking devices belonging to all case supports in the same column are configured to be switched to the unlocked state by one driving means, each column of case supports Since the driving means must be provided in the rack, a large number of driving means are required for the entire shelf, and the equipment cost increases significantly.

(Means for Solving the Problems) The present invention proposes a storage facility with a case locking device that can solve the conventional problems as described above, and its characteristics are as follows. At the back end of each case support part of the shelf, a locking device for preventing cases from slipping out that can be freely engaged and detached is placed at the back end of each case support part of the shelf, and each case is attached to the back side of the shelf. A vertically movable rod is provided for each column of the support portion, and a plurality of the locking devices belonging to the same column of the case support portion are interlocked and connected to the vertically movable rod belonging to the column, and the vertically movable rod is driven. An operating tool for simultaneously unlocking a plurality of the locking tools belonging to the same column is disposed at the lower part of the shelf, and a lower frame of the traveling crane is provided with an operating tool for operating the operating tools at corresponding positions. The point is that an operating means is provided to perform the operation.

(Operation of the Invention) When carrying out loading/unloading work of loading and unloading cases using the crane from a case support section located at an arbitrary position on a shelf, the crane is stopped at a position adjacent to the case support section to be worked; The elevating carriage is raised and lowered so that the case pushing and pulling device faces the case support part to be worked.

In this state, the case push-out and pull-in device is operated to transfer the case between the lifting gear ledge and the case support part to be worked on. By activating the operating means provided in the operating means and driving the operating tool corresponding to the operating means, one vertically movable rod is driven up and down, and the rod is moved up and down in the same column that includes the case support part to be worked on. The case locking tools of all the case supporting parts that belong to this switch are switched to the unlocked state. In this state, the case is taken in and out of the case support part to be worked on.

When loading and unloading the case is completed, return the operating means on the crane side to release the operation on the operating tool, the vertically movable rod will return to its original position, and all the case locking tools in the same column will be engaged. Return to stopped state. Therefore, the case fasteners respectively engage the rear end portions of the cases housed in all the case support sections belonging to the same column, thereby fixing each case to the case support section.

(Example) An example of the present invention will be described below based on the attached illustrative drawings.

Reference numeral 1 denotes a shelf having a plurality of upper and lower shelf boards 3 for supporting cases 2, and each stage has a large number of case support parts 4 arranged in parallel at appropriate intervals in the horizontal direction. 5 is a lane that can run along the front surface of the shelf 1, and on a conveyor 6 that can be raised and lowered, there is a conveyor 7 that supports and conveys the case 2 in the direction of distance from the shelf 1, and a case pusher that can move in the same direction. It is equipped with a retracting device 8. This device 8 is conventionally known, and is a retractable hook that can be freely engaged with and detached from the notch recess 2a on the crane traveling path side, of the notch recesses 2a and 2b formed in the lower corners of both front and rear ends of the case 2. 8a, and moves on a reciprocating path 9 between the lower standby position A of the conveyor 7 and the upper end limit position B of the conveyor 7. 10
is a lower frame of the crane 5, which includes a pair of vertical shaft rollers 12 sandwiching a lower guide rail 11;
A pair of front and rear support columns 13 for guiding the conveyor slide 6 are erected between the lower frame 10 and an upper frame (not shown).

Reference numeral 14 denotes a case locking device provided on the rear side of each case support portion 4 of the shelf 1, which is pivotally supported by a horizontal support shaft 15 and extends upward from a notch hole 3a provided in the shelf board 3. It protrudes and swings up and down between a locking position a in which it engages with the notch recess 2b at the rear end of the shelf of the case 2 and a locking position a in which it retracts below the shelf board 3. Reference numeral 16 denotes an unlocking operation tool disposed beside the movement path of the lower frame 10 of the crane 5, which is attached to a horizontal support shaft at intervals corresponding to each case support portion 4 of the shelf 1 in the crane traveling direction. 17 so as to be swingable in the left and right directions, and the case support part 4 is mounted on the rear side of the shelf 1.
The vertically movable rods 18 provided in each column so as to be vertically movable are interlocked and connected via an L-shaped bar 19 and an interlocking rod 20 at the lower part of the shelf 1. Each of the vertically movable rods 1B is interlocked with case locking devices 14 installed in all the case support sections 4 belonging to the corresponding column, and is biased downward by a spring 21, so that each case locking device 14 is It is held in the locked position a.

Reference numeral 22 denotes an unlocking operating means provided on the lower frame 10 of the crane 5, and includes an operating lever 25 that is swung horizontally and horizontally around a vertical support shaft 24 by a cylinder/piston unit 23. There is. A roller 25a for pressing and moving the operating tool 16 is pivotally supported at the tip of the operating lever 25.

To explain how to use it, when storing the case 2 on the shelf 1, the crane 5 supporting the case 2 on the conveyor 7 of the carriage 6 is moved to a position adjacent to the case support part 4 to be stocked. The carrier slide 6 is raised and lowered to a height corresponding to the case support part 4 to be worked on. At this time, the operation means 22 for unlocking the crane 5
The tip roller 25a of the operating lever 25 is located at a position opposite to the unlocking operation tool 16 that is linked to the locking tool 14 belonging to the case support section 4 that is the object of the warehousing operation.

In this state, when the operating lever 25 of the operating means 22 is swung outward by the cylinder/piston unit 23 as shown by the imaginary line in FIG.
a presses the unlocking operation tool 16 and causes it to swing around the horizontal support shaft 17, so this movement is transmitted to the vertically movable rod 18 via the interlocking rod 20 and the L-shaped bar 19, and this vertically The flexible rod 18 rises against the spring 21,
The locking tools 14 belonging to all the case support parts 4 in the same column as the case support part 4 to be warehoused are swung downward, and the locking position a is switched to the locking release position. On the other hand, the conveyor 7 on the conveyor belt 6 is driven, and the cases 2 on the conveyor 7 are transferred to the case support section 4 which is the object of warehousing work.
At the same time as sending the case 2 upward, after the case 2 has passed over the device 8, the device 8 is moved in the direction of the case support section 4 that is the target of the warehousing operation, and the case 2 is transferred to the carriage 6 at the tip of the device.
Push it out onto shelf board 3 from above.

As mentioned above, the case support part 4 is the target of the warehousing work for the case 2.
When the transfer is completed, the cylinder/piston unit 23 returns the operating lever 25 of the operating means 22 to its original position, and the unlocking operating tool 16 is in a state where it can be swung back. All the case retainers 14 in the same column, which had been switched to the unlocking position a against the spring 21, swing back to the locking position a by the spring 21, and the shelf board 3 The case locking tool 14 that protrudes upward from the notch hole 3a holds the case 2, including the case 2 transferred onto the case support section 4 to be stocked.
It engages with the four notches 2b of the cases 2 on all the case supports 4 in the column and fixes these cases 2 to the case supports 4.

When carrying out the case 2 from the shelf 1, the carriage 6 is made to correspond to the case support part 4 which is the target of the unloading operation as described above, and then the operating means 22 is operated to correspond to the case support part 4 which is the target of the unloading operation. The unlocking operating tool 16 is operated to switch the case locking tools 14 of all the case supporting parts 4 in the same column as the case supporting part 4 to be unloaded to the unlocking position. In this state, the device 8 was once moved to the shelf 1 side in order to engage the hook 8a of the device 8 with the four notches 2a of the case 2 supported on the case support section 4 that is the target of the unloading operation. After that, by moving the device 8 backward to the original standby position, the case 2 on the case support section 4 to be unloaded is pulled out onto the conveyor 7, and the conveyor 7 moves the case 2 onto the carrier slider 6. Transport it to the specified position. After completing the shipping work, the operating means 22
The operating lever 25 is returned to its original position, and the locking tools 14, which have been switched to the lock release position, are returned to the original lock position a by the spring 21.

In the above embodiment, the case drawer notch recesses 2a, 2 are provided at the lower corners of both the front and rear ends of the case 2.
Notch recess 2 located at the back end of the shelf in b
Although the locking tool 14 is engaged with the case 2, a removable locking tool may be provided at another suitable location, such as the upper end of the rear wall of the case 2.

In the figure, the operating means 22 is provided with two operating levers 25 symmetrically, but the operating lever 25 on the opposite side of the operating lever 25 on the shelf 1 side shown in the drawing is located across the crane travel path. The locking tool 14 provided on a similar shelf erected on the opposite side of the shelf 1 is moved to the unlocking position via the locking release operation tool 16 similarly provided on this shelf side. This is for switching to .

(Effects of the Invention) According to the storage facility of the present invention that can be implemented as described above, even if the shelf shakes slightly due to an earthquake, etc., the locking device prevents the stored cases from accidentally slipping out from the case support. Since this can be reliably prevented, dangerous situations such as the stored case protruding toward the crane travel path or falling into the crane travel path can be prevented from occurring. In addition, all the case locking devices installed on multiple case support sections belonging to the same column of shelves can be switched to the unlocking position during loading and unloading operations using the operating means on the crane side.
Compared to the case where a driving means for switching the case locking tool to the unlocking position is provided for each column of case supports on the shelf side, only one operating means is required, and it can be implemented at a very low cost.

In addition, compared to the case where the operating means is provided on the lifting carriage of a crane, even if the stopping level of the lifting carriage with respect to the same case support part is different when entering and leaving the warehouse, or there is an error in the stopping level of the lifting carriage. Even if this occurs, the relative vertical positional relationship between the operating means on the crane side and the operating tool on the shelf side is always constant, so that the operating tool can be operated by the operating means (operation of switching the case locking tool to the unlocking position). can always be carried out reliably and satisfactorily.

[Brief explanation of drawings]

FIG. 1 is a vertical front view, and FIG. 2 is a cross-sectional plan view. 1... Shelf, 2... Case, 2a, 2b... Notch recess, 3... Shelf board, 3a... Notch hole, 4...
・Case support part, 5... Traveling crane, 6... Carriage that can be raised and lowered, 7... Conveyor, 8... Case pushing out and pulling device, 10... Crane lower frame, 14... Locking tool, 16... operating tool for unlocking, 18... rod that can be raised and lowered, 19... L-shaped bar,
20... Interlocking rod, 21... Spring for biasing the stopper, 22... Operation means for unlocking, 23... Cylinder/piston unit, 25... Operation lever.

Claims (1)

[Claims] In a storage facility equipped with a shelf for supporting cases and a traveling crane equipped with a case pushing and pulling device on an elevating carriage, the rear end of the case to be stored is placed at the rear end of each case support part of the shelf. A locking device for preventing cases from slipping out that can be freely engaged and detached is disposed on the rear side of the shelf, and a vertically movable rod is provided for each column of the case support portions, and a plurality of rods that can be freely moved up and down in the same column of the case support portions are disposed on the rear side of the shelf. An operating tool is provided on the shelf for interlocking and connecting a locking device with the vertically movable rod belonging to the column, and driving the vertically movable rod to simultaneously release the plurality of locking devices belonging to the same column. At the same time, the lower frame of the traveling crane includes:
A storage facility with a case locking device, comprising operating means for operating the operating tools at corresponding positions.