JPH07215417A - Taking in and out device for automatic warehouse - Google Patents

Abstract

PURPOSE:To easily arrange wires along columns, and safely perform the arrangement with excellent outward appearance by arranging the wires from a raising- lowering driving unit in recessed grooves from outside after they are hung on lower guide wheel bodies from the support side, and connecting them to a carriage by hanging down after they are hung on upper guide wheel bodies. CONSTITUTION:At work execution time, since a drum 45 is put in a cantilever condition, winding of both wires 47A and 47B to the drum 45 is easily performed through a non-cantilever side opening part, and maintenance and inspection are also easily performed from the opening part. Both wires 47A and 47B are arranged in front and rear recessed grooves 30 from outside after they are hung on lower guide wheel bodies 50A and 50B from the column 12 side. Next, they are connected to a carriage 15 by hanging down after they are hung on upper guide wheel bodies 48A, 48B and 49 from above. Afterwards, both covers 57 and 65 are installed. Thereby, the wires are easily arranged, and since the wires move in the recessed grooves up to the lower guide wheel bodies from the upper guide wheel bodies, they are invisible, and do not contact with an operator.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a loading / unloading device for an automatic warehouse which is installed in a factory and can travel on a fixed path in front of a shelf.

[0002]

2. Description of the Related Art As an automatic warehouse consisting of shelves and loading / unloading devices, for example, the structure shown in Japanese Patent Publication No. 53-3529 is provided. That is, the shelving lift, which is a loading and unloading device, has a double-barrel type hoisting machine that is projected and fixed to the outer surface of the vertical frame, and is wound or rewound by the rotation of each hoisting drum of the double-barreled type hoisting machine. The suspension rope is sorted forward and backward by an upper pulley provided on the upper frame, and then connected to the guide frame of the loading platform. The double-barrel type hoisting machine is configured to rotate each hoisting drum around an axis in the left-right direction.

[0003]

According to the above-mentioned conventional structure, since the hanging rope extending from the upper pulley to the winding drum is exposed outside the outer surface of the vertical frame, it is not only unpleasant to look at. Workers who perform maintenance and inspection are likely to come into contact with them, which is dangerous. On the other hand, it is conceivable that the vertical frame is a tubular body and the suspension rope is passed through the tubular body, and then the suspension rope is taken out from the tubular body at the portion of the double-body hoisting machine. However, in this case, since a notch is required at the take-out portion, the machining is troublesome and the strength is reduced, and further, it takes time to pass the hanging rope through the cylindrical body.

Further, according to the above-mentioned conventional structure, since each winding cylinder is long in the left-right direction, and further, the distance from the upper pulley is long, the suspension rope to be taken up and unwound is largely shaken in the left-right direction, which is safe. Causes a problem. Further, the hanging rope is usually a wire, and the wire is impregnated (attached) with oil, so that when the wire is shaken, the oil is splashed and stains the surroundings.

The object of the present invention is to arrange the wires along the support columns easily, in a good-looking and safe manner, and to wind and unwind the wires by reducing the swing in the left and right directions. It can be done, and oil from the wire does not spill outside, and the stanchions provide an automatic warehouse loading and unloading device that can be easily and firmly arranged regardless of whether it is a single type or a double type. is there.

[0006]

In order to achieve the above object, an automatic warehouse loading / unloading device according to the first aspect of the present invention comprises a traveling main body composed of a lower frame and a column standing upright from the lower frame. An automatic warehouse loading / unloading device having a carriage that can be raised and lowered on one side of the column in the front-rear direction, which is the traveling direction of the main body, and is a lifting unit for winding and unwinding a wire on the lower part of the other side of the column. A drive unit is provided, and a wire from the elevating drive unit is connected to the carriage through an upper guide ring provided at an upper portion of the traveling main body, and the support column has a vertical groove at least on the other surface side. In addition, a lower guide wheel is provided above the lifting drive unit so that the wire hung between the two guide wheels is positioned in the groove.

Further, in the loading / unloading device for an automatic warehouse according to the second aspect of the present invention, a traveling main body is constituted by a lower frame and a supporting column erected from the lower frame, and the supporting column is provided in the front-back direction which is the traveling direction of the traveling main body. A loading and unloading device for an automated warehouse, which is provided with a carriage that can be raised and lowered on one surface side, at the lower part of the other side of the pillar, an elevation driving unit for winding and rewinding the wire is provided, and this elevation driving unit is It has a drum rotatable about a horizontal axis that is orthogonal to the front-rear direction, and a wire from this drum is connected to the carriage via an upper guide wheel provided on the upper part of the traveling body, The pillar has a groove formed in the vertical direction on at least the other surface side, and a lower guide wheel is provided above the lifting drive unit, and a wire hung between the guide wheels is provided. Configure to sit in a groove, the lower guide wheel body, are movable in the directions along the horizontal direction axis.

According to the third aspect of the present invention, in the above-mentioned automatic warehouse loading / unloading device of the second aspect of the present invention, a wire formed between the lower guide ring and its supporting shaft is wound by a drum and unwound. A bearing device is provided which reciprocates the lower guide wheel body in the direction along the horizontal axis by the directional force.

Furthermore, in the fourth invention, in the loading / unloading device for an automatic warehouse described in any one of the above first to third inventions, a wire extending from the lower guide wheel body to the elevating drive unit is provided on the pillar side outside. There is a cover to cover from.

The fifth aspect of the present invention is the loading / unloading device for an automatic warehouse according to any one of the first to fourth aspects of the present invention, in which the column side is provided with a cover for covering the concave groove from the outside.

The sixth invention is the above-mentioned first to fifth inventions.
In the automatic warehouse loading / unloading device according to any one of the inventions, the lower frame has traveling wheels supported and guided by floor-side rails, and the elevating / lowering drive unit has a drum facing the support column and the drum. A traveling drive unit that is composed of an elevating and lowering drive unit disposed on one side in the left-right direction and that is interlocked with traveling wheels is disposed on the other side in the left-right direction with respect to the drum.

The seventh invention is the loading / unloading device for an automatic warehouse according to any one of the first to sixth inventions, wherein the columns are a pair in the front-rear direction, and a carriage is arranged between the columns. There are multiple wires connected to the carriage by arranging them in the front-back direction.

Further, the eighth invention is the loading / unloading apparatus for an automatic warehouse according to any one of the above-mentioned first to sixth inventions, in which the number of columns is one and at least one wire is provided. ing.

The ninth aspect of the present invention is the loading / unloading device for an automated warehouse according to any one of the first to eighth aspects of the present invention, wherein the column has a rectangular transverse cross section and the other surface side in the left-right direction. To form a pair of front and rear recessed grooves in the up and down direction, and to form left and right recessed grooves on both side surfaces in the left and right direction in the up and down direction. Surface is formed, the front-rear direction guide surface for front-rear steady is formed by the front-rear direction surface of both left and right concave grooves, and the corner portion where the left-right direction guide surface and the front-rear direction guide surface are formed is a rectangular strip. Is forming.

[0015]

According to the construction of the first aspect of the invention described above, the wires are arranged at the time of construction by arranging the wires from the lifting drive unit on the lower guide ring from the column side and then arranging the wires from the outside in the groove. Then, it can be carried out by hanging it from above on the upper guide ring and then hanging it and connecting it to the carriage. This loading / unloading device can load and unload loads on / from the shelves by moving the running body and moving the carriage up and down.

The raising and lowering movement of the carriage is performed by winding or rewinding the wire by the operation of the raising and lowering drive unit to give a moving force to the wire, and the movement of the wire is guided by the upper guide ring. Be seen. During the lifting operation, the wire moves in the groove between the upper guide ring and the lower guide ring.

According to the structure of the second aspect of the present invention, the raising and lowering of the carriage rotates the drum in the forward and reverse directions about the horizontal axis, and winds or rewinds the wire in the forward and reverse rotating drums. It is done by giving a moving force to the wire. At this time, by reciprocating the lower guide wheel in the left-right direction, the wire can be smoothly wound and unwound on the drum smoothly without shaking the wire between the upper and lower guide wheels. .

According to the structure of the third aspect of the present invention, the reciprocating movement of the lower guide ring can be automatically performed by the lateral force of the wire generated when the wire is wound and unwound by the drum.

Further, according to the structure of the fourth aspect of the present invention, since the wire from the lower guide wheel to the lifting drive unit is covered with the cover, the wire looks good in side view and front and rear view, and the work is improved. The cover can catch the oil spilled from the wire without contact with people or other objects.

Further, according to the structure of the fifth aspect of the present invention, the wire moves in the concave groove between the upper guide wheel body and the lower guide wheel body during the raising and lowering operation, and the outside of the groove groove is covered with the cover. Therefore, it is possible to make it look good by not seeing it in side view or front-rear view at all, and to avoid contact with workers or other objects, and to cover the oil scattered by the wire being shaken. Can be received by the pillar.

Further, according to the structure of the sixth aspect of the present invention, the loading / unloading device moves the traveling main body through the traveling drive unit and moves the carriage up and down through the elevating and lowering drive unit to move the carriage relative to the shelf. You can load and unload cargo. At that time, with the drum of the lifting drive unit inside, the lifting drive unit was arranged on one side and the traveling drive unit on the other side, so that the traveling main body was placed on one side by the lifting force of the wire. When an attempt is made to incline, a part of the inclination force can be absorbed by the load on the traveling drive unit arranged on the other side.

According to the structure of the seventh invention, the carriage can be smoothly moved up and down without being unexpectedly shaken by being guided by the pair of front and rear columns. Further, according to the structure of the eighth aspect of the present invention, the raising and lowering movement of the carriage can be smoothly performed without being unexpectedly shaken by being guided by one column.

Further, according to the ninth aspect of the invention, the raising and lowering movement of the carriage is guided by the left and right guide surfaces for the left and right steady and the front and back guide surfaces for the front and back steady, and smoothly without shaking. You can do it. And the carriage
Even if the left and right guide surfaces or the front and rear guide surfaces are strongly contacted with each other, the reinforcing structure of the rectangular strips can prevent bending and the like.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. A frame-shaped shelf 1 as shown in FIGS. 1 and 2.
A plurality of storage units 2 are formed in the vertical direction and the horizontal direction, and each storage unit 2 is configured to support the load 3 directly through the arms or through the pallet.
The shelves 1 are arranged side by side with a passage 4, and in the passage 4, a loading / unloading device 10 which can travel on a fixed path 5 is arranged.

This loading / unloading device 10 includes a lower frame 11
A traveling main body 14 is composed of a pair of front and rear columns 12 (a pair in the traveling direction) standing upright from the lower frame 11, an upper frame 13 connecting the upper ends of the columns 12, and the like. A carriage 15 that can be raised and lowered is arranged between both columns 12, and a loading / unloading tool (forks, a conveyor with a locking tool, etc.) that can transfer the load 3 to / from the storage unit 2 and the like on the carriage 15. 16 are provided. On the lower frame 11, drive wheels (traveling wheels) 17 and driven wheels (traveling wheels) 18 supported and guided by the floor-side rail 6 are separately arranged in the front and rear, and the upper frame 13 includes a ceiling-side rail. A pair of left and right guide rollers 19 guided by 7 are arranged so as to be distributed forward and backward.

As shown in FIG. 6, the floor side rail 6 has an I-shaped cross section and is fixed to the floor side via a mounting member 25 acting on the lower flange portion. The web portion is provided with control rails 26 for power feeding and signal transmission / reception by utilizing both side surfaces thereof. Also, one side of the upper flange is formed to be slightly longer so that it protrudes outward.
A plurality of fall prevention rollers 27, which can come into contact with the protrusion from below, are provided on the lower frame 11 side so as to be freely rotatable.

The columns 12 are integrally formed by aluminum molding. As shown in FIGS. 5 to 8, the columns 12 have a symmetrical shape in the front-rear direction and are erected without selecting a pair of front and rear columns 12. Configured to get. That is, the column 12 has a substantially rectangular cross-section in the transverse cross section, and a pair of front and rear recessed grooves 30 are formed in the up-down direction in the left-right direction on both front-rear direction surfaces (one surface side and the other surface side) thereof. At the same time, a ridge portion 31 is formed in the up-down direction in the central portion between the front and rear concave grooves 30. Here, the left and right surfaces that form the front and rear part recessed grooves 30 are formed as the first left and right guide surfaces 32 for the left and right steady, and the front and rear surfaces of the protrusions 31 are the first front and rear guides for the front and back steady. Formed on surface 33.

Further, left and right recessed grooves 34 are formed vertically on both side surfaces of the column 12, and the traveling direction surfaces of these left and right recessed grooves 34 are formed on a second front-rear direction guide surface 35 for preventing front and back steady. The left-right surface of the left-right recessed groove 34 is formed as a second left-right guide surface 36 for the left and right steady. Further, the four corner portions where the first left-right direction guide surface 32 and the second front-rear direction guide surface 35 are formed are formed in a rectangular strip portion 37. On the outer surface of each rectangular strip 37 in the front-rear direction and the left-right direction, a dovetail groove 38 for connecting with another object is formed in the up-down direction.

On the side of the carriage 15, a pair of left and right anti-sway rollers which are guided by both first left and right direction guide surfaces 32.
20 and the back-and-forth shaking prevention roller 21 guided by the first front-back direction guide surface 33 are provided at a plurality of upper and lower positions, respectively. Therefore, the left and right swaying prevention rollers 20 prevent
Is clamped from the left and right. Roller 20 here,
21 is made of a flexible resin such as urethane.

As shown in FIGS. 5 to 7, at one end of the lower frame 11, that is, at the lower portion on the other surface side of one of the columns 12, an elevating drive unit 40 for winding and unwinding the wire is provided. The lifting drive unit 40 includes a support body 41 fixed to the lower part of the other side of the support column 12 and the support body 41.
Fixed to a reduction gear 42 attached to 41, a vertically-oriented lifting drive unit (a motor with a flange type brake) 43 provided above the reduction gear 42 in conjunction with the reduction gear 42, and an output shaft 44 from the reduction gear 42. It is composed of a cantilevered drum 45 and the like. Here, the drum 45 is rotatable about a horizontal axis (output axis) 46 that opposes the support column 12 and is orthogonal to the front-rear direction, and further, the speed reducer 42 and the elevation drive unit 43.
Are arranged on one side of the drum 45 in the left-right direction.

The winding portion of the drum 45 is divided into two in the left-right direction, and is configured to wind and rewind each (total two) wires, that is, the first wire 47A and the second wire 47B. Further, spiral wire guide grooves are formed at a predetermined pitch on each of the winding portions.

Both wires 47A, 47B extend upward and are wound around a pair of large diameter upper guide wheels 48A, 48B provided at one end of the upper frame 13, as shown in FIGS. . The first wire 47A hangs downward and is then connected to one end of the carriage 15. The second wire 47B is wound around a small-diameter upper guide ring 49 provided at the other end of the upper frame 13, hangs downward, and is then connected to the other end of the carriage 15. This allows both wires
47A and 47B are distributed in the front-rear direction and connected to the carriage 15.

As shown in FIGS. 5 to 7, a pair of lower guide wheels 50 are provided near and above the lifting drive unit 40.
A and 50B are provided. That is, a pair of left and right brackets 52 are attached to the column 12 via a fixture (bolt nut) 51 acting on the dovetail groove 38.
A support shaft 53 is provided between the parts 52 along the left-right axis 46. This support shaft 53 has a pair of lower guide wheels 50 in the left-right direction.
A and 50B are externally fitted via bearing devices 54A and 54B,
Here, the bearing devices 54A and 54B are the lower guide wheels 50A and 50B.
A wire generated when the wire B is rotated (idle) and the wires 45A and 47B are wound and unwound by the drum 45.
Lower guide wheels 50A, 50B by lateral force of 47A, 47B
Is automatically reciprocated in the direction along the left-right axis 46. Bearing devices 54A, 54B
Is a core metal 55A, 55 fixed to the lower guide wheels 50A, 50B.
B, and stroke ball bearings 56A and 56B interposed between the cored bars 55A and 55B and the support shaft 53.

As shown in FIG. 7, both lower guide wheels 50A and 50B have a pair of front and rear recessed grooves at the peripheral edge on the side of the support column 12.
As shown in FIG. 4, the peripheral edges of the large diameter upper guide wheels 48A, 48B on one end side face the pair of front and rear recessed grooves 30 from above as shown in FIG. It is located in. Therefore, from the large diameter upper guide wheels 48A, 48B of both wires 47A, 47B to the lower guide wheels 50A, 50B.
As shown in FIG. 1 and FIG. 8, the hanging portion is a front and rear concave groove.
It will be completely located within 30.

As shown in FIGS. 5 and 8, a plate-like cover 57 for covering the front and rear recessed grooves 30 accommodating the wires 47A and 47B from the outside is provided on the side of the column 12, and the plate-like cover 57 is provided.
Is fixed to the column 12 via a fixture 58 acting on the dovetail groove 38.

As shown in FIGS. 5 to 7, a traveling drive unit 60 interlocked with the drive wheels 17 is provided at one end of the lower frame 11, that is, the lower portion on the other surface side of one of the columns 12. That is, the traveling drive unit 60 is the support
41 also serves as a speed reducer 61 attached to this support 41
And a vertically-oriented travel drive unit (a motor with a flange-type brake, etc.) 62 provided above the reduction gear 61 in conjunction therewith.
The drive wheels 17 are fixed to the wheel shaft 63 from the speed reducer 61. Here the traveling drive unit 60
Is arranged on the other side of the drum 45 in the left-right direction.

On the column 12 side, lower guide wheels 50A, 50
A box-shaped cover 65 is provided to cover the wires 47A and 47B from B to the elevating drive unit 40 from the outside and simultaneously cover the elevating drive unit 40 and the traveling drive unit 60 from the outside. The box-shaped cover 65 is fixed to the column 12 via a fixture 66 that acts on the dovetail groove 38. In FIG. 1, 68 is a control unit and 69 is a ladder.

Next, the operation of the above embodiment will be described. At the time of construction, both wires 47A and 47B are arranged so that both covers 57,
This is done with the 65 removed. That is, since both drums 47A and 47B are wound around the drum 45, since the drum 45 is in a cantilever state, it can be easily performed through the open portion on the non-cantilever side, and further maintenance and inspection can be easily performed from the open portion side. .
And both wires 47A, 47B, lower guide wheel 50A, 50
After it is hung on B from the column 12 side, it is arranged in the front and rear concave groove 30 from the outside, and then it is hung from the upper guide ring 48A, 48B, 49 from above, and then hung down and connected to the carriage 15. Can be done with. After that, both covers 57 and 65 are attached.

The loading / unloading device 10 having the above-described structure is arranged vertically with the drum 45 of the lifting drive unit 40 inside, with the lifting drive unit 40 on one side and the traveling drive unit 60 on the other side, which are distributed horizontally. Since it is arranged, the loading / unloading device 10 can be assembled by shortening the lateral width and the front-rear length.

The loading / unloading device 10 configured as described above is
In response to an operation command from a traveling power unit (not shown), the traveling main unit 14 is caused to travel on the fixed path 5 via the traveling drive unit 60, the loading / unloading tool 16 is operated, and the lifting / lowering operation is performed. Power unit (not shown)
By carrying out a combined operation of raising and lowering the carriage 15 via the raising / lowering drive unit 40 in accordance with an operation command via the, the load 3 can be loaded / unloaded into / from the intended storage section 2 of the shelf 1. .

At this time, the traveling motion of the traveling main body 14 is caused by the wheels 17,
Since 18 is supported and guided by the floor-side rail 6, the guide roller 19 is guided by the ceiling-side rail 7, and the fall prevention roller 27 comes into contact with the protruding portion of the floor-side rail 6 from below, It is always stable and does not cause falls.

The raising and lowering movement of the carriage 15 is performed by the raising and lowering drive section.
The forward / reverse rotation of 43 is transmitted from the speed reducer 42 to the output shaft 44 to rotate the drum 45 forward / reversely, and the forward / reverse rotation of the drum 45 winds the wires 47A and 47B on the drum 45. Or, by rewinding and giving a moving force to the wires 47A, 47B, the movement of the wires 47A, 47B causes the upper guide ring body to move.
It is performed by being guided through 48A, 48B and 49.

At this time, in the carriage 15, a pair of left and right anti-sway rollers 20 are guided by both first left and right guide surfaces 32, and a front and rear anti-sway roller 21 is guided by the first front-rear direction guide surfaces 33. It is possible to smoothly move up and down without being unexpectedly shaken by being guided by the pair of columns 12. Even if the left / right anti-sway roller 20 comes into strong contact with the first left / right guide surface 32 located on the outer side in the left / right direction, the reinforcing structure of the rectangular strip 37 does not cause bending or the like.

Wires 47A, 47 by the drum 45 described above
In the winding and unwinding of B, the innermost layer is automatically formed in a spiral shape because the spiral wire guide groove is formed in the drum 45, and in the second and higher layers, the wire surface on the inner layer side is formed. It is automatically spirally guided by the guided spiral surface. When the wires 47A and 47B are wound and unwound by the drum 45, the wire 47A
A lateral force is generated in the portions of A and 47B near the drum 45.

Then, the lower guide wheels 50A and 50B rotatably supported by the bearing devices 54A and 54B are replaced by the stroke ball bearings 56 of the bearing devices 54A and 54B.
It will be moved to the lateral force side via A and 56B.
That is, the lower guide wheels 50A and 50B are automatically reciprocated in the direction along the horizontal axis 46. Therefore, the spiral winding and unwinding of the wires 47A and 47B with respect to the drum 45 can be smoothly and smoothly performed. The reciprocating movements of the lower guide wheels 50A and 50B are performed within the width of the front and rear groove 30. Therefore, the wires 47A and 47B above the lower guide wheels 50A and 50B move left and right in the front and rear groove 30. Will be shaken in the direction.

During the lifting operation, the wires 47A and 47B move in the front and rear groove 30 between the large-diameter upper guide wheels 48A and 48B to the lower guide wheels 50A and 50B, and the front and rear groove 30. Since the outside of is covered with the plate-shaped cover 57,
In addition to being completely invisible in side view and front / rear view, it does not come into contact with workers or other objects, and the oil scattered by the wires 47A and 47B being shaken is plate-shaped. It can be received by the cover 57 and the column 12.

Further, the drums from the lower guide wheels 50A and 50B
The wires 47A, 47B up to 45, the lifting drive unit 40, and the traveling drive unit 60 are covered by the box-shaped cover 65, which makes them look good in side view and front-rear view, as well as workers and others. The oil that did not come into contact with the objects and that was scattered from the wires 47A and 47B was used for the box-shaped cover 65 and the columns.
You can take 12 and so on.

The traveling body 14 tends to incline to one side (the elevating and lowering drive unit 43 side of the elevating and lowering drive unit 40) by the hanging force of the wires 47A and 47B, but this is the traveling and drive unit 60 arranged on the other side. The load on the side can absorb part of the tilting force.

9 and 10 show another embodiment of the present invention,
In this alternative embodiment, a loading / unloading device 70 using a single column 12 is used. In this case, on the side of the carriage 71, the first
A first front-rear rocking prevention roller 72 guided by the front-rear direction guide surface 33, a pair of left and right second front-rear rocking prevention rollers 73 guided by both the second front-rear direction guide surfaces 35, and both second left-right direction guide surfaces 36. A pair of left and right anti-sway rollers 74, which are guided by, are provided at a plurality of upper and lower positions, respectively. Therefore, the strut 12 is sandwiched from the front-rear direction by the front-back shake prevention rollers 72 and 73, and the strut 12 is sandwiched from the left-right direction by the left and right shake-prevention rollers 74. Two (at least one) wires 75 are arranged between the drum 45 of the lifting drive unit 40 and the carriage 71.

According to this alternative embodiment, when the carriage 71 is moved up and down, the first front-rear sway preventing roller 72 is guided by the first front-rear directional guide surface 33, and the pair of left and right first front-rear sway preventing rollers 35 are provided. (2) The front-back sway prevention rollers 73 are guided, and the pair of left and right sway prevention rollers 74 are guided by both the second left-right direction guide surfaces 36, so that they are smoothly guided by the one column 12 without being accidentally shaken. To be done. Even if the second front-rear sway preventing roller 73 strongly contacts the second front-rear direction guide surface 35 located on the outer side in the left-right direction, the reinforcing structure of the rectangular strip 37 does not cause bending.

In the above embodiment, the plate cover 57 and the box cover
Although the form in which the cover 65 is provided is shown, in the first to third inventions, the embodiment without the covers 57 and 65 may be adopted. The fourth invention may be an embodiment without the plate cover 57, and the fifth invention may be an embodiment without the box cover 65.

In the above embodiment, the lower guide wheels 50A, 50B are configured to be reciprocally movable in the left-right direction, but in the first invention, the lower guide wheels 50A, 50B are rotated with respect to the support shaft 53. It is also possible to have an embodiment in which the movable body is freely movable and cannot move in the left-right direction. In the above embodiment, the lower guide ring 50A,
Although 50B is automatically reciprocated in the left-right direction, the second invention may be an embodiment in which the left-right movement is forcibly performed.

In the above embodiment, the drum 45 is placed inside, and the elevating drive unit 40 is provided on one side and the traveling drive unit 40 is provided on the other side.
The 60 are distributed in the left and right directions, but this is the first
In the fifth invention, the units 40 and 60 may be arranged arbitrarily. Further, in the above embodiment,
A rectangular strip 37 for reinforcement is formed on the column 12, but the first
The eighth invention may be an embodiment in which the column 12 without the rectangular strip 37 is adopted.

[0054]

According to the first aspect of the present invention having the above-described structure, the wires are arranged at the time of construction by connecting the wires from the elevating drive unit side to the lower guide ring from the column side, and then arranging the wires outside the concave groove. It can be easily carried out by arranging it from above, then hanging it from above on the upper guide ring, then hanging it down and connecting it to the carriage. When the carriage moves up and down, the wire moves in the groove between the upper guide ring and the lower guide ring, so it can be made completely invisible in a side view, and
The safety can be improved by avoiding contact with workers and other objects.

Further, according to the second aspect of the present invention having the above-mentioned structure, by reciprocating the lower guide wheel in the left-right direction, the winding and rewinding of the wire by the drum does not shake the wire between the upper and lower guide wheels. In addition to being able to be performed, the spiral winding and unwinding of the wire with respect to the drum can be smoothly and smoothly performed.

According to the third aspect of the invention having the above structure, the reciprocating movement of the lower guide wheel can be automatically performed when the wire is wound and unwound by the drum. Further, according to the fourth invention of the above-mentioned configuration, by covering the wire from the lower guide wheel body to the elevation drive unit with the cover, it is possible to make it look good in side view and front-rear view, and at the same time, the worker and other objects can be seen. There is no contact, and the oil scattered from the wire can be caught by the cover, and the surrounding area can be cleaned.

Further, according to the fifth aspect of the present invention having the above-mentioned structure, by covering the wires from the upper guide wheel body to the lower guide wheel body with the cover, the wire can be made completely invisible in a side view or a front and rear view. At the same time, there is no contact with workers or other objects, and the oil scattered from the wire can be received by the cover to clean the surrounding area.

Further, according to the sixth aspect of the present invention having the above-mentioned structure, the lifting drive unit is arranged in the left and right direction with the drum of the lifting drive unit inside and the lifting drive unit on one side and the traveling drive unit on the other side. The fact that the traveling body leans toward one side due to the hanging force of the wire can be absorbed by the load on the traveling drive unit side disposed on the other side, and the traveling body can travel stably.

According to the seventh invention of the above construction, the carriage can be smoothly moved up and down without being unexpectedly shaken by being guided by the pair of columns, and the carriage can be easily moved into and out of the two-column type. Can be used for.

Further, according to the eighth aspect of the present invention having the above-mentioned structure, the raising and lowering movement of the carriage can be smoothly performed without being unexpectedly shaken by being guided by one column, and the carriage can be moved into and out of a single column type. Can be easily adopted.

Moreover, according to the ninth aspect of the present invention having the above-described structure, the up and down movement of the carriage does not unexpectedly sway left and right or front and back by the guide of the left and right guide surfaces and the front and rear guide surfaces.
It can be done smoothly, and even if the carriage strongly contacts these left and right guide surfaces and front and rear guide surfaces,
Bending can be prevented by the reinforcing structure of the rectangular strips, so that the columns can be firmly arranged.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view of a loading / unloading device for an automated warehouse, showing an embodiment of the present invention.

FIG. 2 is a partially cutaway front view of the loading / unloading device for the automatic warehouse.

FIG. 3 is a plan view of a lower frame portion in the loading / unloading device for the automatic warehouse.

FIG. 4 is a plan view of an upper frame portion of the loading / unloading device for the automatic warehouse.

FIG. 5 is a side view of an elevating and lowering drive unit section in the loading / unloading device for the automatic warehouse.

FIG. 6 is a front view of a lifting drive unit section in the loading / unloading device for the automated warehouse.

FIG. 7 is a cross-sectional plan view of a portion in which a lower guide wheel is disposed in the loading / unloading device for the automatic warehouse.

FIG. 8 is a cross-sectional plan view of a portion where a plate-like cover is arranged in the loading / unloading device for the automatic warehouse.

FIG. 9 is a partially cutaway side view of the loading / unloading device for an automatic warehouse, showing another embodiment of the present invention.

FIG. 10 is a cross-sectional plan view of an elevating guide portion in the loading / unloading device for the automatic warehouse.

[Explanation of symbols]

 1 Shelf 6 Floor side rail 7 Ceiling side rail 10 Loading / unloading device 11 Lower frame 12 Strut 14 Traveling body 15 Carry 16 Carrying in / out tool 17 Drive wheel (traveling wheel) 18 Driven wheel (traveling wheel) 27 Fall prevention roller 30 Front / rear groove 31 Protrusions 32 First left-right direction guide surface 33 First front-rear direction guide surface 34 Left-right recessed groove 35 Second front-rear direction guide surface 36 Second left-right direction guide surface 37 Rectangular section 40 Lift drive unit 43 Lift drive section 45 Drum 46 Horizontal axis 47A 1st wire 47B 2nd wire 48A Large diameter upper guide ring 48B Large diameter upper guide ring 49 Small upper guide ring 50A Lower guide ring 50B Lower guide ring 53 Support shaft 54A Bearing device 54B Bearing device 57 Plate cover 60 Travel drive unit 62 Travel drive unit 65 Box cover 70 Take-out device 75 Wire

Claims (9)

[Claims] 1. An automatic vehicle comprising a lower frame and a support provided upright from the lower frame to form a traveling main body, and a carriage that is vertically movable on one side of the support in the front-rear direction, which is the traveling direction of the traveling main body. An in-and-out device for a warehouse, wherein an elevating and lowering drive unit for winding and rewinding a wire is provided at the lower part of the other surface side of the column, and the wire from the elevating and lowering drive unit is provided at an upper part of the traveling main body. The pillar is connected to the carriage via a ring body, and the pillar has a groove vertically formed on at least the other surface side, and a lower guide ring body is provided above the lifting drive unit so that the guide ring is provided between the guide ring bodies. A loading / unloading device for an automatic warehouse, characterized in that the hung wire is configured to be positioned in the groove. 2. An automatic vehicle comprising a lower frame and a support provided upright from the lower frame to form a traveling main body, and a carriage that is movable up and down on one side of the support in the front-back direction which is the traveling direction of the traveling main body. In a warehouse loading / unloading device, an elevating and lowering drive unit for winding and rewinding a wire is provided on the lower portion of the other side of the column, and the elevating and lowering drive unit has a left-right axial center orthogonal to the front-rear direction. Has a drum rotatable around, and the wire from this drum is connected to the carriage through an upper guide ring provided on the upper part of the traveling main body, and the pillar has a groove on at least the other surface side. Formed in the vertical direction, a lower guide wheel is provided above the lifting drive unit, and a wire hung between the two guide wheels is configured to be positioned in the groove.
A loading / unloading device for an automatic warehouse, wherein the lower guide wheel is configured to be movable in a direction along the left-right axis. 3. The lower guide wheel is reciprocated in the direction along the left-right axis between the lower guide wheel and its support shaft by the lateral force of the wire generated when the wire is wound and unwound by the drum. The loading / unloading device for an automatic warehouse according to claim 2, further comprising a bearing device for moving the bearing. 4. The loading / unloading device for an automatic warehouse according to claim 1, wherein a cover is provided on the pillar side so as to cover the wire extending from the lower guide wheel to the lifting drive unit from the outside. . 5. The loading / unloading device for an automatic warehouse according to claim 1, wherein a cover for covering the concave groove from the outside is provided on the pillar side. 6. The lower frame has traveling wheels supported and guided by a floor-side rail, and the lifting drive unit includes a drum facing the support column and a lifting / lowering unit arranged laterally to one side of the drum. A storage drive unit for an automated warehouse according to any one of claims 1 to 5, further comprising a drive unit, which is disposed on the other side of the drum in the left-right direction and is interlocked with traveling wheels. apparatus. 7. The pair of columns is arranged in the front-rear direction, a carriage is disposed between the columns, and a plurality of wires are connected to the carriage by being distributed in the front-rear direction. 6. An automatic storage / removal device according to any one of 6 above. 8. The loading / unloading device for an automated warehouse according to claim 1, wherein the supporting column is one and at least one wire is provided. 9. The pillar has a rectangular cross section and has a pair of front and rear concave grooves formed in the vertical direction on the other surface side in the left and right direction, and left and right concave grooves formed in the vertical direction on both side surfaces in the horizontal direction. The left and right sides of the pair of front and rear recessed grooves form a left and right guide surface for left and right shake prevention, and the front and rear direction surfaces of both left and right recessed grooves form a front and back guide surface for front and back stop,
9. The storage / removal device for an automated warehouse according to claim 1, wherein a corner portion in which the left-right direction guide surface and the front-rear direction guide surface are formed is a rectangular strip.