JP2737407B2 - Automatic warehouse equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic warehouse and an automatic warehouse equipped with a loading / unloading crane for the automatic warehouse and a load receiving device for transferring a load.

[0002]

2. Description of the Related Art An example of a conventional automatic warehouse facility will be described with reference to a layout diagram of FIG. The automatic warehouse facility shown in FIG. 4 includes an automatic warehouse 1 and two receiving stand devices 2.

[0003] The automatic warehouse 1 has a shelf 5 having a plurality of load storage spaces 4 for storing the loads 3, and runs along the shelves 5 to load the load storage space on the shelf 5 and the load receiving device 2. A crane 7 for carrying in and out of the car 3; a safety fence 8 for ensuring the safety of workers; and a control for transmitting and receiving signals via the crane 7 and an optical transmission device (not shown) to control the crane 7. An operation panel 10 on the surface of the control device 9 is provided with a work mode setting switch for setting a work mode, a numeric key switch for setting data, and the like. That is, in response to the work mode, the work data signal, and the work bed completion signal sent from the work bed apparatus 2 described below,
And the crane 7 is controlled via the optical transmission device to sequentially load 3
And stock management.

[0004] Each load receiving device 2 is provided with a load 3 with a crane 7.
Loading tray 12 for delivering the cargo 3 and delivering the cargo 3 to and from the forklift 6 serving as a cargo handling vehicle;
It comprises an inventory detector 13 composed of a reflection type photoelectric switch for detecting the load 3 placed on 12 in a non-contact manner, and an operator unit 14 provided on the side of the control device 9,
The operator unit 14 has a lamp for displaying the operation mode.
15 and a completion switch 16 for inputting work completion. These lamps 15, completion switch 16, and presence detector
Reference numeral 13 is connected to the control device 9 of the crane 7, outputs a presence detection signal of the presence detector 13 and an operation signal of the completion switch 16 to the control device 9, and an input signal from the control device 9 of the crane 7. The lamp 15 is turned on.

With the above configuration, a worker sets and executes a plurality of work modes and work data in the order in which the work is performed by operating the work mode setting switch and the ten-key switch on the operation panel 10 on the surface of the control device 9. In accordance with the operation mode, the forklift 6 is operated to load or unload the load 3 to the load receiving table 12 of the load receiving apparatus 2 and the operator unit is operated every time one operation is completed.
By operating the completion switch 16 on the upper surface of 14, the end of one operation was input to the controller 9.

[0006]

However, in the conventional warehouse equipment, the worker must drop the forklift 6 and operate the completion switch 16 to input a work end signal to the control device 9 every time one work is completed. Therefore, there was a problem that the loading and unloading work was interrupted, and the work efficiency was poor.

[0007] The present invention is to solve the above problems,
It is an object of the present invention to provide automatic warehouse equipment with improved work efficiency.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, an automatic warehouse system according to the present invention comprises a shelf having a plurality of load storage spaces, a self-propelled along the shelf, and a load between the shelf. a load unloading device performs entry and leaving, the entry and leaving control device for controlling the entry and leaving of the load unloading device, and a plurality of load bearing platform for transferring of the load unloading device and load, before inlet-outlet control device A connected warehouse device comprising a display device and an operation device provided with an operation device, wherein the operation device is operated at the end of the work of the load tray, and a completion button corresponding to each of the load trays. Handy type optical remote control unit with a provided for each load bearing platform, its load bearing platform of complete signal by receiving the load bearing platform work completion optical signal from the optical remote control unit
And a light receiving unit that outputs the completion signal to the entry / exit control device.

[0009]

According to the configuration of the invention described above, when the worker points the hand-held optical remote control unit to the light receiving unit from the cargo handling vehicle at the end of the work of the cargo receiving work and operates the completion button, the work receiving work completion signal is sent to the light receiving unit. Is input to the entry / exit control device via the. Therefore, it is not necessary to get off the cargo-handling vehicle and operate the completion switch every time the work is completed as in the related art, thereby improving work efficiency.

The optical receiving unit is an optical remote control unit.
When receiving the receiving work completion signal from the
Operate the completion button to confirm that the signal is
The operation of the completion button such as the button
You can eliminate mistakes.

[0011]

An embodiment of the present invention will be described below with reference to the drawings. The same components as those in FIG. 4 of the conventional example are denoted by the same reference numerals, and description thereof will be omitted.

FIG. 1 is a perspective view of an essential part of an automatic warehouse equipment provided with a load receiving device according to an embodiment of the present invention. The automatic warehouse equipment of FIG. 1 is different from the conventional automatic warehouse equipment of FIG. 4 in that a light for receiving a work receiving work completion optical signal from a handy type optical remote control unit 22 having a completion button 21 operated at the end of the work of the work receiving work. A receiving unit 23 is added above each operator unit 14 corresponding to each of the receiving table devices 2.

The optical receiving unit 23 is, as shown in FIG.
The light receiving unit 24 and the CPU 25 are interposed between the control unit 9 of the crane 7 and each of the operator units 14, and the receiving work completion signal received by the light receiving unit 24 is transmitted to the control unit 9 of the crane 7. Output. As shown in FIG. 1 in an enlarged manner, the handy type optical remote control unit 22 is provided with two completion buttons 21 of the left and right two loading tray devices 2 for each of the four automatic warehouses 1.

A method of operating the automatic warehouse equipment having the above configuration will be described by taking a picking operation as an example. FIG. 3 shows a flowchart of the picking operation. First, a worker operates a work mode setting switch or a numeric key switch on the operation panel 10 on the surface of the control device 9 to set a plurality of work data in a work mode in which a picking work is performed and in a work order (step- 1). The control device 9 sets the input picking operation mode, and first performs a first unloading operation according to the first operation data. That is, it outputs a retrieval command signal including the number of the load storage space 4 to be retrieved to the crane 7 via the optical transmission device 17 shown in FIG. 2 (step-2).
When the load 3 is placed on the receiving tray 12 by the crane 7, the operator operates the forklift 6 to pick the required number of loads 3 from the receiving tray 12 (Step-3). The hand-held optical remote control unit 22 is pointed at the optical receiving unit 23 corresponding to the pick-up table device 2 that has been picked, and the completion button 21 is operated (step-4). When the light receiving unit 23 receives the receiving work operation completion optical signal by operating the completion button 21, the light receiving unit 23 confirms whether the signal is the completion signal of the own receiving work device 2, and when the light receiving unit 23 confirms, the light receiving unit 23 transmits the receiving work operation completion signal to the control device of the crane 7. 9
(Step-5). When the control device 9 receives the receiving work operation completion signal, the control device 9 performs a storage operation. That is, a storage command signal including the number of the load storage space 4 to be stored in the crane 7 via the optical transmission device 17 is output (step-6). When the control device 9 inputs a storage end signal from the crane 7 via the optical transmission device 17, the control device 9 performs the next unloading operation according to the next operation data (step-
7) Return to step-3.

The control device 9 manages inventory according to the work mode and work data, and monitors the presence or absence of the load 3 on the load receiving table 12 by the presence detection signal of the presence detector 13. Once a plurality of work data are set in the control device 9 by the above operation procedure, the worker operates the completion button 21 of the optical remote control unit 22 at the end of the work from the forklift 6 to send a work completion signal to the control device 9. Therefore, the work can be continued while riding on the forklift 6, and the work efficiency can be improved.

Further, in the above (Step-5),
The optical receiving unit 23 receives the light from the optical remote control unit 22.
When receiving the platform work completion optical signal, the own receiving platform 2
To confirm that it is a completion signal
Operation of the complete button 21 such that the receiving tray 12 does not correspond
You can eliminate mistakes.

In this embodiment, a fixed load receiving table 12 is provided as the load receiving apparatus 2. Instead of the load receiving table 12, the load between the home position for transferring the load 3 to and from the crane 7 and the load between the forklift 6 is provided. The same effect can be obtained as a self-propelled truck that conveys the load 3 by self-propelling on the fixed route 11 between the cargo handling positions where the transfer of the load 3 is performed. At this time, the self-propelled trolley is controlled by the control device 9 of the crane 7.

[0018]

As described above, according to the present invention, the worker can turn the hand-held optical remote control unit toward the light receiving unit from the cargo-handling vehicle at the end of the work of the cargo receiving table and operate the completion button, thereby receiving the cargo. A work completion signal can be input to the entry / exit control device via the optical receiving unit, so that it is not necessary to get off the cargo handling vehicle and operate the completion switch every time the work is completed, which improves the work efficiency. Can be.

The optical receiving unit is an optical remote control unit.
When receiving the receiving work completion signal from the
Operate the completion button to confirm that the signal is
The operation of the completion button such as the button
You can eliminate mistakes.

[Brief description of the drawings]

FIG. 1 is a perspective view of a main part of an automatic warehouse equipment according to an embodiment of the present invention.

FIG. 2 is a control configuration diagram of the automatic warehouse facility.

FIG. 3 is a flowchart showing an example of an operation procedure of the automatic warehouse equipment.

FIG. 4 is a layout view and a main part perspective view of a conventional automatic warehouse facility.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automatic warehouse 2 Receiving stand apparatus 3 Load 4 Load storage space 5 Shelf 6 Forklift 7 Crane 9 Control device 12 Receiving stand 14 Operator unit 15 Lamp 16 Completion switch 21 Completion button 22 Optical remote control unit 23 Optical receiving unit

Claims (1)

(57) [Claims] 1. A shelf having a plurality of load storage spaces, a load carrying-in / out device that runs along the shelf, and loads goods into and out of the shelf, and a loading / unloading device of the load carrying-in / out device. And a delivery control device for controlling the loading and unloading of the load-in / out device
A plurality of receiving trays, connected to the entry and exit control device,
A warehouse facility comprising a display device and an operating device having an operating device , wherein each of the operating devices is operated at the end of a work of a receiving tray of the operating device.
Handy type optical remote control unit with a completion button for the load bearing platform provided for each load bearing platform, self receives load bearing platform work completion optical signal from the optical remote control unit
Automatic warehouse equipment , comprising: a light receiving unit that checks whether the signal is a completion signal of the receiving tray of the vehicle and outputs the completion signal to the entry / exit control device.