JPH04260512A - Electricity feeding device of automatic warehouse - Google Patents

Abstract

PURPOSE:To make construction and maintenance control easy and safe and shorten wiring so as to reduce cost by passing a wire from a distribution board for automatic warehouse to a feeding unit for a take-in and take-out device below floor rail, and providing a current collector which slide contacts with the unit which is provided above the lower section of shelf freely. CONSTITUTION:Feeding to a take-in and take-out device 16 and transmission and reception of control signals are done from a controller 44, and feeding from the outside is given to the controller 44 from a distribution board 45 by a wire 54 of a main duct 50, a terminal box 51, and an auxiliary duct 52. Feeding and control signal are given to a rail section 32 of a feeding unit 30 via the wire 54 of the auxiliary duct 52 from the controller 44, and feeding to the take-in and take-out device 16 and transmission and reception of control signals are done smoothly owing to slide contact of a current collection piece 40 of a current collector 35 for the rail section 32. Also, feeding from the controller 44 to a cargo delivery device 41 and control signal are given via the wire 54 in a duct for cargo delivery 53. Since a feeding section to the take-in and take-out device 16 is provided in the lower section in a passage, it is possible to perform maintenance and control when construction and motion are stopped from the floor side.

Description

[Detailed description of the invention]

0001

[Field of Industrial Application] The present invention relates to a power supply device for an automatic warehouse installed in a factory, for example, where goods are stored on shelves and goods are taken in and taken out using a loading/unloading tool of a loading/unloading device. .

0002

2. Description of the Related Art For example, an automatic warehouse comprising shelves and a cargo handling device has been provided with a structure as shown in Japanese Utility Model Application No. 61-7105.

That is, as shown in FIG. 9, trusses 60 are erected at predetermined intervals in the front and back and left and right, and armrests 61 are connected from the sides of these trusses 60 to the side of the adjacent truss 60. A shelf 63 having a plurality of pool portions 62 in one direction is configured.

[0004] On the front side of the shelf 63 is a load transfer device 66 for loading and unloading pallets 65 on which loads 64 are placed.
will be placed. This cargo delivery device 66 includes a floor rail 6
7 via wheels 68 and the ceiling rail 6
9, a traveling body 71 guided by rollers 70, a lifting platform 72 supported and guided by the traveling body 71, and a loading/unloading mechanism 7 provided on the lifting platform 72 so as to be able to move in and out in the lateral direction.
It consists of 3 etc.

[0005] Therefore, the combination of the running action of the traveling body 71 on a fixed path along the front surface of the shelf 63, the vertical movement of the lifting platform 72, and the lateral movement of the loading/unloading mechanism 73 moves the shelf 63 and A load 64 can be transferred to and from a load transfer device 66 via a pallet 65.

[0006] At that time, the cargo delivery device 66 is
A power supply unit 74 for supplying power and transmitting/receiving signals to the side is arranged along a fixed path near the ceiling rail 69, and a current collector 75 is provided at the top of the traveling body 71. And wiring 77 from the distribution board 76 to the power supply unit 74
This is done through the upper part of the girder from the back of the shelf 63 using a wiring material such as a duct.

[0007]

[Problems to be Solved by the Invention] According to the above-mentioned conventional type, since the power supply unit 74 is located on the ceiling side, the wiring materials and the construction of the current collector 75 must be done at high places, and the overall work including maintenance and management becomes difficult. The work could not be done easily or safely. In addition, the wiring materials such as ducts are exposed on the back surface of the shelf 63, resulting in poor aesthetic appearance, and the longer wiring routes made of wires and wiring materials lead to an increase in overall costs.

[0008] As described above, with conventional power supply devices for automated warehouses, various problems have arisen as automated warehouses have become more high-rise in order to achieve efficient storage, which is the original purpose of automated warehouses. An object of the present invention is to provide a power supply device for an automated warehouse that can be easily and safely constructed, maintained, and managed, and can shorten the wiring route to make the entire system inexpensive and neat.

[0009]

[Means for Solving the Problems] In order to achieve the above object, the power supply device for an automatic warehouse of the present invention includes a shelf having a plurality of storage sections in the vertical and horizontal directions, and a support guide on a floor rail in front of the shelf. This automated warehouse is comprised of a loading/unloading device that can be moved freely along a fixed route, and a control device disposed at the end of the fixed route. Wiring to a power supply unit for the equipment is arranged through the bottom of the floor rail, the power supply unit is arranged at the front of the lower part of the shelf, and a current collector that can be slidably connected to the power supply unit is installed at the bottom of the loading/unloading device. It is set up in

0010

According to the structure of the present invention, by passing the wiring under the floor rail, the wiring can be installed by working at a low place, the wiring route can be shortened, and the exposed portion can be minimized. Furthermore, since the power supply unit and current collector are arranged near the floor, construction, maintenance, and management can be easily performed, and furthermore, the power supply unit can be arranged using the dead space created at the bottom of the shelf.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 to 7. As shown in FIGS. 1, 4, and 7, the frame-shaped shelf 1 has pillars 2 erected at predetermined intervals in the front and back and left and right, and between the front and rear pillars 2, between the upper end and the lower end. A horizontal member 3 located between the sections and a plurality of diagonal members 4 are connected and fixed to each other. Further, the left and right columns 2 are connected and fixed to each other by horizontal beams 5 that are continuous in the lateral direction at predetermined positions on the front and back surfaces of the shelf 1.

Arms 6 projecting horizontally toward the left and right pillars 2 are detachably attached to each of the columns 2, and arm rails 7 are connected between the ends of the arms 6 facing each other in the front and rear. This constitutes a armrest device 8, and also forms a storage section 9 between the upper and lower sides of the armrest device 8. These arm devices 8 are arranged between the left and right arm rails 7, and the pallet 10
It is configured to support the load 11 via the load 11 or directly. Furthermore, a seating member 12 is attached to the lower end of the support column 2, allowing it to land freely on a floor 13.

As shown in FIGS. 1 to 7, the shelves 1 configured as described above are arranged side by side with a passageway in between, and a loading/unloading device 16 that can freely travel along a fixed path 15 is disposed in the passageway. be done. This loading/unloading device 16 includes a traveling body 19 supported and guided by a floor rail 17 via wheels 18 and guided by a ceiling rail via rollers (none of which are shown);
It is comprised of an elevating platform 21 supported and guided by a post 20 that forms a part of the traveling body 19, and a fork 22 provided on the elevating platform 21 so as to be movable laterally.

The floor rail 17 is installed on the floor 13 via base plates 23 spaced at predetermined intervals, and fixed via pressers 24 and bolts and nuts 25. As a result, a duct installation space 26 is formed between the upper surface of the floor 13 and the lower surface of the floor rail 17.

A power supply unit 30 for supplying power to the loading/unloading device 16 is disposed in the dead space at the lower front of one of the shelves 1. This power supply unit 30 consists of a rail-shaped protector 31 and a rail portion 32 for power supply and signal purposes disposed on the front surface of the protector 31. The support 2 is attached between a plurality of brackets 33 connected from the outer surface of the support 2 with the protector 31 interposed therebetween.

[0016] At the bottom of the loading/unloading device 20, there is a current collector 3 that is slidably in contact with the rail portion 32 of the power feeding unit 30.
5 is provided. This current collector 35 is connected to the traveling aircraft 2
3, a movable bracket 37 externally fitted to the fixed bracket 36 so as to be movable in the left-right direction, and a moving position of the movable bracket 37 fixed. It consists of a fixture 38 and a current collector 40 provided at the free end of the movable bracket 37 via a mounting bracket 39, and this current collector 40 can freely come into sliding contact with the rail portion 32.

A cargo handling device 41 for loading and unloading the cargo 11 in and out of the loading/unloading device 16 and the home position HP is disposed outside one end of the shelf 1. Opposing safety fences 42 and 4, respectively
3 will be installed. And a safety fence 42 on the side of the cargo handling device 41
A control device 44 is disposed at a portion.

The pair of shelves 1, the loading/unloading device 16, etc. described above constitute an automatic warehouse, and a plurality of automatic warehouses are arranged along fixed paths 15 in parallel. In an automated warehouse at one end, a power distribution board 45 is installed at the bottom of the back of the shelf 1 at one end.
is provided. This distribution board 45 is fixed to the pillar 2 via a bracket 46, and an external electric wire cable 47 is connected to the distribution board 45.

Wiring from the distribution board 45 to the control device 44 is arranged to pass below the floor rail 17. That is, the main duct 50 hanging down from the lower surface of the distribution board 45 reaches above the floor 13, is then arranged above the floor 13 in a direction perpendicular to the fixed path 15, passes below the shelf 1, and then reaches the floor 13. It passes through a duct installation space 26 formed below the rail 17. It is then connected to a terminal box 51 provided near the shelf 1 on the other end side.

This terminal box 51 is connected to the control device 44 via a sub-duct 52 arranged on the floor 13.
Further, the control device 44 is connected to a cargo handling duct 5 arranged on the floor 13.
3 to the cargo handling device 41. From terminal box 51, main duct 5 leads to the next automated warehouse.
0 are similarly arranged in the same direction. Each duct 50, 52
, 53, wiring 54 is installed, and the sub duct 52
The wiring 54 from the control device 44 to the power supply unit 30 is also constructed using the same.

Each of the ducts 50, 52, 53 is formed in the shape of a channel with an open top, and a curved portion 50a extends from the upper edge.
, 52a, 53a are integrally formed. Each duct 5
Covers 55, 56 that can freely close the upper surfaces of 0, 52, 53,
57 is formed in a downwardly open channel shape, and integrally forms inverted parts 55a, 56a, and 57a from the lower edge. These covers 55, 56, 57 cover the duct 50.
, 52, 53 from above, and at that time, the inverted parts 55a, 56a, 57a are fitted onto the outer parts 50.
a, 52a, 53a from below to prevent them from coming off upward.

Next, the operation of the above embodiment will be explained. In the automated warehouse configured as described above, the combination of the running action of the traveling machine 19, the lifting/lowering movement of the lifting platform 21, and the lateral movement of the loading/unloading tool 22 moves the shelf 1
Pallets (cargoes) 10 are loaded and unloaded between the storage unit 9 and the loading/unloading device 16, which is the intended storage area.

Power supply and control signal transmission and reception to the loading/unloading device 16 operating in this manner is performed via the control device 44. That is, external power is supplied to the control device 44 from the distribution board 45 through the wiring 54 passing through the main duct 50, the terminal box 51, and the sub duct 52. Power supply and control signals are supplied from the control device 44 to the rail portion 32 of the power supply unit 30 via a wiring 54 passing through a subduct 52. Since the current collector 40 of the current collector 35 is in sliding contact with the rail portion 32, power supply to the loading/unloading device 16 and control signals can be smoothly transmitted and received.

Further, power supply and control signals from the control device 44 to the load handling device 41 are transmitted through the wiring 5 passed through the load handling duct 53.
4. As mentioned above, the loading/unloading device 1
Since the power supply to 6 is located at the bottom of the passageway, construction work, maintenance and management after stopping operation can be performed from the floor side.

After the loading/unloading device 16 is installed between the shelves 1, the position of the current collector 35 is corrected. That is, after moving the movable bracket 37 relative to the fixed bracket 36 and bringing the current collector 40 into contact with the rail portion 32,
It is fixed with a fixture 38. This makes it possible to quickly and easily deal with changes in passage width.

FIG. 8 shows another embodiment of the invention. That is, the floor rail 17 can be installed on the floor 1 without using the base plate 23.
It is laid directly on top of 3. A groove 59 is formed in the floor 13, and the main duct 50 is disposed within the groove 59. In this case, a plurality of wiring lines 54 are connected to the power supply unit 30 side and the control device 44 side.

[0027]

[Effects of the Invention] According to the present invention having the above structure, by passing the wiring under the floor rail, the wiring can be installed safely and easily by working in a low place, and the wiring route can be shortened, which improves the overall performance. It can be provided at a low cost, and the appearance can be improved by minimizing exposed parts. Therefore, high-rise storage can be easily achieved for efficient storage, which is the original purpose of automated warehouses.

Furthermore, since the power supply unit and current collector are placed near the floor, construction, maintenance, and management can be easily, safely, and inexpensively carried out from the floor. It can be installed using the dead space created at the bottom.

[Brief explanation of the drawing]

FIG. 1 shows an embodiment of the present invention, and is a plan view of main parts in an automated warehouse.

FIG. 2 is a perspective view of the duct installation section.

FIG. 3 is a front view of the duct.

FIG. 4 is a front view of the main parts of the automated warehouse.

FIG. 5 is a front view of the power feeding section.

FIG. 6 is a plan view of the power feeding section.

FIG. 7 is a schematic plan view of the entire automated warehouse.

FIG. 8 shows another embodiment of the present invention and is a perspective view of a duct installation section.

FIG. 9 is a front view showing a conventional automated warehouse.

[Explanation of symbols]

1 Shelf 2　　　　pillar 8 Armrest device 9 Storage section 13 Floor 15 Fixed route 16. Loading and unloading device 17 Floor rail 19 Traveling aircraft 23 Base plate 26 Duct installation space 30 Power supply unit 32 Rail part 35 Current collector 36 Fixed bracket 37 Movable bracket 38 Fixing tool 40　　　　Electronic collection 41 Load handling equipment 44 Control device 45 Distribution board 50 Main duct 51 Terminal Box 52 Sub-duct 53 Cargo handling duct 54 Wiring 59 Concave groove

Claims (1)

[Claims] 1. A shelf having a plurality of storage sections in the vertical and horizontal directions; a loading/unloading device that is supported and guided by a floor rail in front of the shelf and can freely run on a fixed path; The automated warehouse is comprised of a control device and a power distribution board for the automated warehouse, and wiring from the power distribution board to a power supply unit for the loading/unloading device is arranged through below the floor rail, and A power supply device for an automated warehouse, characterized in that a power supply unit is disposed at the lower front surface of the shelf, and a current collector slidably contactable with the power supply unit is disposed at the lower part of the loading/unloading device.