JPH0624529A - Manual controller for stacker crane - Google Patents

Abstract

PURPOSE:To prevent the occurrence of a dangerous state by demountably providing a manual controller on a ground control board and by using one manual controller for a ground control board and an on-machine control board. CONSTITUTION:In performing manual operation on ground, an operation mode change-over switch 34 on a ground control board C is switched to manual mode to allow operation by means of a manual controller 31. Meanwhile, in performing manual operation on a machine, firstly, the operation mode change- over switch 34 on the ground control board C is switched to manual mode, and then an operation key and the manual controller 31 are removed from the ground control board C. Under this state, manual operation is possible on the machine as well as on the ground. Next, the manual controller 31 is mounted on an on-machine control board. Switching to manual mode allows operation by means of the manual controller 31.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stacker crane that moves back and forth along a rail, moves a lift table equipped with a slide fork up and down along a front mast and a rear mast, and handles cargo stored in a rack. Regarding operation mechanism.

[0002]

2. Description of the Related Art Conventionally, a technique relating to an automatic warehouse system constructed by combining a stacker crane and a rack type storage device has been publicly known. In addition, a technology in which the stacker crane is provided with a ground operation panel and an on-board control panel on which a manual controller is mounted is also known. In this stacker crane, manual operation on the ground operation panel and a manual controller mounted on the onboard control panel enable manual operation on the ground or on the aircraft.

[0003]

However, in the case where a manual operation panel that enables manual operation on the ground and a manual controller that enables manual operation on the surface are provided separately, There was such a defect. When an operator A wants to perform manual operation on board,
Switch the operation mode changeover switch on the ground control panel from automatic mode to manual mode, remove the operation key, go to the onboard control panel with this operation key, and set the operation mode changeover switch on the onboard control panel to automatic mode. It is possible to perform manual operation on the machine by switching from the manual mode to the manual mode and installing the manual controller on the onboard control panel.However, after switching the operation mode selector switch on the ground control panel to the manual mode, Until the operation mode selector switch on the upper control panel is switched to the manual mode, manual operation on the ground control panel is possible, and another operator B mistakenly operates the manual operation panel on the ground control panel. In that case, the stacker crane could start moving, and the operator instep could be in a very dangerous state. The present invention is configured such that the above-mentioned dangerous state does not occur by using one manual controller by replacing it between the ground operation panel and the onboard control panel.

[0004]

The problems to be solved by the present invention are as described above. Next, the means for solving the problems will be described. That is, in the stacker crane operation device in which the operation panel is placed on the ground and the control panel on which the manual controller is mounted is placed on the stacker crane, the manual controller is detachably installed on the ground operation panel and manually operated by the ground operation panel. This is a manual operation panel for the case.

[0005]

[Operation] Next, the operation will be described. When performing a manual operation on the ground, by switching the operation mode changeover switch 34 of the ground operation panel C to the manual mode, the operation on the manual operation panel, that is, the manual controller 31 becomes possible. On the other hand, when performing manual operation on the aircraft, first, the operation mode changeover switch 34 of the ground control panel C is switched to the manual mode, and
The operation key and the manual controller 31 are removed from the ground control panel C. In this state, not only manual operation on the aircraft is impossible, but also manual operation on the ground is also impossible. Next, the manual controller 31 is mounted on the onboard control panel A, and the operation mode changeover switch 40 is switched to the manual mode with the operation key, whereby the operation with the manual controller 31 becomes possible.

[0006]

EXAMPLES Next, examples will be described. 1 is a side view of the stacker crane, FIG. 2 is a front view of the ground control panel C, FIG. 3 is a front view of the on-board control panel A, and FIG. 4 is an enlarged front view of the upper part of the ground control panel C showing a manual controller 31. 5 is a front view of the manual controller 31, and FIG. 6 is a side view of the manual controller 31 with a connecting harness 38 attached to the onboard control panel A.

The automatic warehouse system of this embodiment will be described. On the left and right sides of the traveling rail of the stacker crane shown in FIG. 1, racks arranged in a plurality of rows and a plurality of stages are arranged along the traveling rail. And store the luggage in the desired rack position with the slide fork of the stacker crane,
It is also possible to take out luggage as needed. The stacker crane is operated by switches on the ground control panel C, a card reader, or a host CPU.
An operation signal is emitted from the control unit, and an electromagnetic switch or the like in the onboard control panel A that receives the operation signal is actuated to drive the lifting drive motor, the traveling drive motor, or the like. Further, manual operation on the ground is possible by the ground operation panel C, and if a manual controller is attached to the onboard control panel A, the manual operation on the aircraft is also possible.

Next, the overall structure of the switch will be described. A stacker crane mechanism including a front mast 11, a rear mast 12, an upper frame 7 and a lower frame 8 moves back and forth on a traveling rail. Traveling on the rails
This is performed by a drive motor for traveling arranged inside the drive unit B. Further, the elevating frame 1 is vertically moved between the front mast 11 and the rear mast 12 by the elevating drive motor and the chain which are also arranged inside the drive section B. The drive unit B is arranged at the base of the front mast 11,
An onboard control panel A is arranged at the base of the rear mast 12. Further, the boarding step 24 is arranged integrally with the onboard control panel A.

According to the present invention, in the stacker crane configured as described above, in the ground operation panel C, when the operator manually operates at a fixed point without moving the place, and when the operator rides on the lower frame 8 of the stacker crane. , Manual controller 31 while moving with stacker crane
Both the case of manual operation and the case of manual operation can be performed.

The ground control panel C is constructed as shown in FIG. That is, the upper operation panel 27 is inclined rearward so that the operator can easily see the board surface of the operation panel 27. An operation panel 27 for automatic operation is arranged on the upper left hand, and a storage space for the manual controller 31 covered by the open door 30 is formed on the right side. Further, the operation panel 27 and the opening door 30
An operation mode changeover switch 34, a card reader 26, and an emergency stop switch 46 are arranged below the.

The operation mode changeover switch 34 is used to switch between the automatic operation mode and the automatic operation mode. When the opening door 30 is opened, the plug insertion portion 32 is formed inside as shown in FIG. 4, and the insertion plug 35 provided on the rear surface of the manual controller 31 is inserted into the portion, so that the operation mode changeover switch 34 is used. When the mode is switched to the manual operation mode, the manual operation can be performed on the surface of the ground control panel C by operating various switches provided on the surface of the manual controller 31. When performing automatic operation on the surface of the ground control panel C, the operation panel 2
It is also possible to operate the key of No. 7 and store it to perform automatic operation, but it is also possible to enter information into a punch card and insert this punch card into the card reader 26 to perform automatic operation. In addition, online operation is also possible according to a command from the host CPU.

FIG. 3 shows a portion of the on-board operation panel A placed on the lower frame 8 of the stacker crane. The on-board operation panel A is usually a box in which control parts such as an electromagnetic switch are arranged as a control unit. However, on the surface of the on-board operation panel A, an emergency stop switch 42 and an operation mode changeover switch 40, The plug insertion portion 41 is separately provided. Then, in the plug insertion portion 41, as shown in FIG.
The insertion plug 37 of the connection harness 38 attached to the manual controller 31 is inserted.

When performing manual operation on the onboard control panel A, first, the operation mode changeover switch 34 of the ground control panel C is set to the manual operation mode, the operation key is removed, and the manual controller 31 is removed. Then, the operation mode changeover switch 40 of the onboard control panel A is set to the manual operation mode by the operation key, the plug insertion portion 36 of the connecting harness 38 is inserted into the insertion plug 35 of the manual controller 31, and the insertion plug 37 at the other end is installed on the aircraft. By inserting the plug into the plug insertion portion 41 of the control panel A, operation on the on-board control panel A becomes possible.

The manual controller 31 has an insertion plug 35 provided on its back surface, and by inserting the insertion plug 35 into the plug insertion portion 32 of the ground control panel C, the manual operation on the ground control panel C is enabled. . Onboard control panel A
In the case of performing the manual operation in, the operation mode changeover switch 34 of the ground operation panel C is set to the manual operation mode, the manual controller 31 is further removed from the ground operation panel C, the connection harness 38 is mounted, and the connection harness 38 is attached. By mounting the insertion plug 37 on the plug insertion portion 41 of the on-board control board A, manual operation on the on-board control board A becomes possible for the first time. The manual operation on the ground control panel C is disabled when the manual controller 31 is removed.

[0015]

Since the present invention is constructed as described above, it has the following effects. That is, the manual controller 31 can be used as a manual controller 31 for ground operation when operating the ground on the ground control panel C, and can be used onboard when operating the on-board control panel A. It can be used as a manual controller attached to the operation panel A, and when performing manual operation on the onboard control panel A, remove the manual controller 31 from the ground operation panel C to disable the manual operation on the ground operation panel C. Therefore, another operator mistakenly operates the ground between the operation mode changeover switch 34 of the ground control panel C being switched to the manual mode and the operation mode changeover switch 40 of the onboard control panel A being switched to the manual mode. Manual operation of the stacker crane on board C eliminated the danger of the operator becoming extremely dangerous.

The manual controller 31 is a ground control panel C
In the above, since a storage space is provided at a position along the operation panel 27 and the space is covered by the opening door 30, when the ground operation panel C is manually operated, the operation panel 27
It can be operated in the same state as the extension of. In addition, when operating the on-board control panel A, the operator needs to move the body while operating, so in this case, hold the manual controller 31 in hand and use the connection harness 38 while extending it. Because it is possible, it became easier to operate.

[Brief description of drawings]

FIG. 1 is a side view of a stacker crane.

FIG. 2 is a front view of a ground control panel C.

FIG. 3 is a front view of an on-board operation panel A.

FIG. 4 is an enlarged front view of an upper portion of a ground control panel C with a manual controller 31 removed.

FIG. 5 is a front view of the manual controller 31.

[Fig. 6] Connection harness 3 for attaching to the onboard control panel A
It is a side view of the manual controller 31 in a state where 8 is attached.

[Explanation of symbols]

 A On-board control panel C Ground control panel 31 Manual controller 32 Plug insertion part 34 Operation mode changeover switch 36 Plug insertion part 38 Connection harness 40 Operation mode changeover switch 46 Emergency stop switch

Claims (1)

[Claims] 1. An operation device for a stacker crane in which an operation panel is arranged on the ground and a control panel on which a manual controller is mounted is arranged on a stacker crane, and the manual controller is detachably provided on the ground operation panel. A manual controller for a stacker crane that is used as a manual operation panel for manual operation.