JP3378871B2 - Automatic warehouse safety devices - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] The present invention relates to a storage system installed in a warehouse.
Items can be automatically unloaded from multiple storage shelves in the delivery rack.
Safety installed in an automatic warehouse that is configured to be able to insert
Related to the device. [0002] 2. Description of the Related Art For example, Japanese Unexamined Utility Model Publication No.
The automatic warehouse has a storage rack installed in the warehouse.
Can move left and right along the
It is equipped with an article cashier to be inserted. Of this article
If a person was on the movement path of the object
It is a danger. To prevent such dangers,
Various safety devices have been used in mobile warehouses. [0003] For example, the above publication discloses a safety device of this type.
Can not easily enter the moving path of the goods
The control panel can prevent the intrusion of a person into the moving route
What is installed in the position is described. Also actually a person
Out of goods, assuming that
Persons in the travel route should be able to stop urgently
Emergency stop switch that can be operated by the user
Are installed near the moving route of the goods
Generally known. [0004] However, there is a problem with goods
Even if a person cannot enter the moving route,
Because there may be people on the travel route for some reason,
Such a safety device cannot ensure sufficient safety. Ma
Also, even if an emergency move stop switch is installed,
A place where people on the moving route do not notice the movement of the goods
If there is a situation where you can not operate the switch etc. even if you notice
It is also possible to consider drastic safety measures
I can't. On the other hand, other than people
There is an obstacle, and the object balance collides with such an obstacle
Obstacles or damage to the goods
It is considered that the above-mentioned conventional safety device
Things cannot be avoided. The present invention has been made in view of the above circumstances.
The purpose is to move the goods
Ensuring human safety and moving routes when people are on the moving route
The figure shows how to prevent damage to the article balance when there is an obstacle on top
To provide safety equipment for automatic warehouses. [0007] [MEANS FOR SOLVING THE PROBLEMS] To achieve the above object
In the present invention, a person or an obstacle
There are things and the goods treasures collide with these things
With safety devices that can ensure safety in the event of a collision.
did. That is, according to the first aspect of the present invention,
Warehouse safety equipmentInstalled on the floor surface by driving the driving means
Along the floor railsStorage rack with multiple storage shelves
CheckHas a base that can be moved in the left-right direction,The storage shelf
Warehouse equipped with an article cashier that takes goods in and out of the warehouse
ToThe target safety devices are provided. [0009]Then, place it at both ends in the movement direction of the base.
It is provided so as to be movable in the movement direction of the base,
Between a pair of rods parallel to the direction
It consists of a horizontal member that can be attached and moves the goods
Can collide with anything on the pathColliding body,Moving the base
At both ends in the moving direction, at a position separated by a predetermined distance in the moving direction of the base
A support member that is fixed and supports each of the rods;
A spring member provided between the holding member and the horizontal member
BecomeBuffer support meansProvided at the rear end of the rod
Detected part, a detecting part attached to the base,
And a buffer support means,
At the time of collision with an object on the movement route,
Supports displaceable in the moving direction of the package and capable of mitigating collision
And the detecting means detects the rod with the collision of the collision body.
The distance between the detected part and the detecting part is increased by the retreat.
Is detected, the driving means is stopped, and the article
Is stopped. [0010] According to the present invention having the above structure,
In automatic warehouse safety devices, goods are transferred while the goods
If there is a person or obstacle on the travel path of the balance,
A collision object collides with these objects, and the collision object outputs
Displaced in the moving direction of the package. The impact body is
Is supported so that it can be mitigated.
When the projection is displaced, the impact at the time of collision is reduced. [0011]Also,The collision object collides with something on the movement path.
Detects that the collision body has been displaced when struckmeansDetected by
Then, the detection stops the movement of the article cashier. [0012]Then, the colliding body is at both ends in the moving direction of the base.
Are provided so as to be movable in the moving direction of the base, respectively.
A pair of rods parallel to the movement direction of
It consists of a horizontal member attached between the ends,
The holding means is located at both ends of the base in the direction of movement of the base.
Supports that are fixed at a distance and support each rod
Material, and provided between the support member and the horizontal member.
Because it consists of a spring member, it has a simple structure,Transfer
What is on the moving path and the goodsEven in case of collision
At the time of collision, the rod is
The collision can be reliably detected only by retreating,
Stopping and immediately stopping the movement of the goods treasure,
If the person on the moving route is a person, you can ensure the safety of the person
If something on the moving route is an obstacle other than a person,
It is possible to prevent damage to goods and objects and obstacles.You. [0013] BRIEF DESCRIPTION OF THE DRAWINGS FIG.
An embodiment of a warehouse safety device will be described. First, an automatic warehouse will be described with reference to FIGS.
The basic configuration of the storage will be described. FIG. 1 shows one embodiment of the present invention.
FIG. 2 is a front view showing the entire configuration of the automatic warehouse according to the embodiment, and FIG.
The plan view and FIG. 3 are left side views. However,
1 and 2 correspond to the positions of the article cashier 100 (described later).
I haven't. As shown in FIG.
Has a large number of storage shelves 10 lined up, down, left and right
The first storage rack 12 and the second storage rack 14 are respectively
The storage shelves 10 have the storage opening sides facing each other and
Are located. In addition, this automated warehouse is moved from the previous process.
A position A where the goods 20 are sent to the storage racks 12 and 14
(See FIG. 1) and a storage rack 1
Items transferred from 2 and 14 to the product discharge position B (see Fig. 1)
The unloading device 40 for unloading the goods 20 to the next process, and each storage rack 1
Items 20 can be put in and taken out of each storage shelf 10 of 2 and 14.
Together with the article carry-in position A and the article carry-out position B
An article accounting device 50 for delivering and receiving the articles 20;
You. The loading device 30 includes a bell installed on the floor.
At the downstream end of the belt conveyor 32.
And a roller conveyor 34 (see FIG. 1).
See). The roller conveyor 34 adjusts the orientation of the placed article 20 by 90.
°StrangeAnd a roller conveyor.
A Roller conveyor 34 at the bottom of
Is provided with a lifter 36 for lifting the article 20 placed on the
I have. The unloading device 40 has a predetermined distance above the floor surface.
Self-driving along rails 42 located at a distance
So that it can run along the traveling traveling body 44 and the rail 42
Hanged on the rail 42 and connected to the traveling body 44
And a cargo bed 46 that is provided. The loading platform 46 is for the above goods
Storage space for storing the goods 20 delivered from the
The article 20 stored in the storage space until the next step.
It is configured to hold. The article dispensing apparatus 50 includes a base 60 and the base 60.
A pillar 70 erected on the floor and provided to be able to move up and down along the pillar 70
It can be moved back and forth toward the lifted body 80 and the storage shelf 10
Having the access body 90 provided on the elevating body 80
The delivery unit 100, the base 60, and the elevating body 80
Driving means 56 and 78 (to be described later)
Drive control means (not shown) for controlling 6, 78, etc.
You. The floor between the storage racks 12 and 14 has
Floor rails 52 are provided along both storage racks 12 and 14.
The base 60 is mounted on both storage racks along the floor rail 52.
It can be moved in the left and right directions (right and left direction in FIG. 1)
It is arranged on the floor rail 52 via wheels 61 as described above. Base
One end of the timing belt 54 is located at one end of the table 60 in the movement direction.
However, the other end of the timing belt 54 is
The timing belt 54 is fastened to the floor rail 52
Drive means 56 installed at one end in the longitudinal direction of the
Driven gear 58 and the other end of the floor rail 52 in the longitudinal direction.
Between the gears (not shown)
You. The timing belt 54 meshes with the drive gear 58 and
The driving gear 56 is driven to rotate by the driving means 56.
The base 60 moves left and right along the floor rail 52.
It is configured as follows. The lower end of the column 70 is fixed to the base 60,
A pair of guide rollers 72 is provided at the upper end of the column.
(See FIG. 3). A predetermined distance above the floor rail 52
A ceiling rail 53 is provided in parallel with the floor rail 52 at high altitudes.
The upper end of the column 70 is aligned with the ceiling rail 53.
Through the pair of guide rollers 72 so as to be guided.
It is supported by the ceiling rail 53. The upper end of the column 70
Gear rotatable at the bottom and gear 74 at the lower end
Installed. The upper and lower ends of the column 70 are respectively supported by shafts.
Between the gears 73 and 74
The timing of the imming belt 76
One end of the belt 76 is at the upper end of the elevating body 80, and the other end is
Each is fixed to the lower end of the elevating body 80. The above base
A driving means 78 for rotating a driving gear 77 is installed at 60.
Between the drive gear 77 and the gear 74 at the lower end of the column 70.
An auxiliary belt 79 is stretched over the. Time of driving means 78
The rolling drive force is applied to the column 70 via the drive gear 77 and the auxiliary belt 79.
Is transmitted to a gear 74 attached to the lower end of the gear 74.
Is driven to rotate, the elevating body 80 moves along the column 70
It is configured to move up and down. This lifting body 80 is
The horizontal movement of the base 60 and the vertical movement of the
Between the storage shelves 10 of the storage racks 12 and 14 by movement
Can be moved. The details of the construction of the elevating body 80 and the access body 90
Will be described with reference to FIGS. Figure 4 shows the lifting body
FIG. 5 is a plan view, FIG.
Front view showing the configuration of the body 90 (view in the direction of arrow X in FIG. 4).
And FIG. 7 is a cross-sectional view thereof (a cross section of the access body 90 shown in FIG. 4).
(Corresponding to an enlarged view). As shown in FIG. 4 and FIG.
A saddle formed in a U-shaped cross section surrounding the three side surfaces of the column 70
And one end of each of which is fixed to the saddle 81.
And a pair of arms 82. Saddle 81 has several guides
A roller 84 is rotatably mounted on the side of the column 70.
On the surface is a guide rail that extends vertically along the column 70
85 is attached, and the saddle 81 is
To be guided by this guide rail 85 via the roller 84
It is configured. On the other hand, as shown in FIG.
A fixed body 91 laid between the pair of arms 82, and the fixed body 91
Can be moved back and forth (movable in the horizontal direction in the figure)
The first movable body 92 and the front and rear with respect to the first movable body 92
A second movable body 93 movably provided. this
The upper surface of the second movable body 93 is the mounting surface of the article 20,
The position of the article 20 in the front-back direction (left-right direction in the figure) is set on the mounting surface.
A stopper 94 is attached. More specifically, as shown in FIG.
Supports a plurality of first pinions 95 so that they can rotate forward and backward.
The first pinion 95 is a drive motor shown in FIG.
A driving gear 97 that is driven to rotate forward and backward by the 96 (see FIG. 6)
, Via a plurality of reduction gears 98. The above
The first movable body 92 has a first rack meshed with the first pinion 95.
In the longitudinal direction of the access member 90 (the direction perpendicular to the paper surface of FIG. 7)
Direction). Further, the first movable body 92 has a positive
The second pinion 101 is supported so as to be able to rotate in the reverse direction.
The nonion 101 is attached to the fixed body 91 with the first rack member 99.
Meshing with the second rack member 102 extended and fixed in parallel.
You. The second movable body 93 has the second pinion 101
The third rack member 103 that engages extends in the length direction of the access body 90.
Has been established. Further, the first movable body 92 is attached to the fixed body 91 before and after.
Guide rollers 104 and 105 for movably guiding are second movable bodies
A guide 93 guides and supports itself with respect to the first movable body 92.
Rollers 106 and 107 are rotatably supported, respectively. With the above configuration, the rotation of the drive motor 96
The driving force is transmitted through the driving gear 97 and the reduction gear 98,
The power is transmitted to the first pinion 95 supported by the fixed body 91. No.
When the first pinion 95 rotates, it meshes with the first pinion 95
The first movable body 92 having the first rack member 99
Move back and forth. At the same time, with the second rack member 102
The meshed second pinion 101 rotates, and this second pinion 1
Second movable body 93 having third rack member 103 engaged with 01
Moves back and forth with respect to the first movable body 92. Here, the present invention applied to the above-mentioned automatic warehouse
An automatic warehouse safety device according to an embodiment of the present invention will be described.
You. FIGS. 8 and 9 show an embodiment of the present invention.
FIG. 8 is a view showing the overall configuration of a safety device of an automatic warehouse, and FIG.
FIG. 9 is a front view of the lower portion of the balance 100 and FIG.
You. As shown in FIGS. 8 and 9, the safety device 120
0 movement direction (left and right direction in the figure)
Have been. The safety device 120 is moved while the base 60 is moving.
Collision body 121 arranged to be able to collide with an object on the movement route
Displaces the collision body 121 in the moving direction of the base 60 at the time of collision.
Shock-absorbing means 122 for supporting the collision as much as possible
And Specifically, the collision body 121 is arranged in parallel.
Pair of rods 123, and each end of both rods 123
And a horizontal member 124 interposed therebetween,
The support means 122 is fixed to the end of the base 60 in the moving direction and
Support member 125 through which rod 123 of collision body 121 is inserted
And the support member 125 (member 125a described later in detail) and
The rod 12 between the horizontal member 124 of the collision body 121
And a coil spring 126 mounted on the coil spring 126. In addition,
The holding member 125 is arranged at a predetermined distance in the moving direction of the base 60.
And two members 125a and 125b.
Stop the rod 123 from moving out of the base 60 at a predetermined position
It is configured as a stopper. In the safety device 120, the collision body 121 is mounted on the base 60.
Detection means 127 for detecting displacement in the moving direction of the
I have. The detecting means 127 is provided at the rear end of the rod 123.
To be detected 128 attached to the base 60
And a detection unit 129. For details, the detection unit 129 and the
When the collision body 121 is not displaced, the detection unit 128
So that the collision object 121 is
When they are placed
The detecting means 127 determines the distance between the detecting unit 129 and the detected unit 128.
The collision body 121 is displaced by detecting that
It is configured to detect that the operation has been performed. In addition, this implementation
In the example, the detection signal of the detection means 127 is a drive control means (not shown)
(Means for controlling the driving means 56 for driving the base 60)
When the collision object 121 is detected to be displaced.
So that the movement of the base 60 is stopped by the drive control means.
It is configured. Next, the safety device configured as described above
The operation of 120 will be described. The article depositing / removing body 100 is carried into the article carrying-in position A.
Receiving the received article 20, and retrieving the received article 20
Storage in the fixed storage shelf 10 or
Take out the stored goods 20 and take out the taken goods 20
When transferring goods at the goods unloading position B,
Move along the left and right directions of the storage racks 12 and 14 along the rack 52.
When moving the object 100, a person or a person
If there is an obstacle, the collision body 121 of the safety device 120
While colliding with these, pressing and shrinking the coil spring 126
From the base 60. The impact of this collision is
The spring 126 is relaxed by elastic deformation. Further, the collision body 121 is displaced inward of the base 60.
Then, the distance between the detected part 128 and the detecting part 129 of the detecting means 127 becomes
As a result, the detection means 127 moves the collision body 121
Detects inward displacement. This detection means 127
Is transmitted to drive control means (not shown), and the drive control
The step immediately stops the driving means 56 of the base 60, thereby
The movement of the article depositing / removing body 100 stops. With the provision of the safety device 120 as described above,
More people or obstacles on the movement path of the article
If the article balance 100 collides with these
Also, while the collision is mitigated by the safety device 120, the goods
00 is stopped immediately after the collision,
If there is a person, the safety of the person can be sufficiently ensured, and
If there is an obstacle, the object 100 and the obstacle
Damage can be prevented. As described above, the safety device for an automatic warehouse according to the present invention
Although an embodiment has been described, the safety equipment of an automatic warehouse according to the present invention is described.
The arrangement is not limited to the specific mode of the embodiment.
Various changes in the shape of the collision object and its mounting position
Of course, it is possible. The automatic warehouse described above has various features.
There is a brief description of the features of the automated warehouse below.
I can. As shown in FIG. 4 and FIG.
The article 20 placed on the loading / unloading body 90
Right and left movement direction (left and right direction in the figure)
A ramp means 110 is provided. This clamping means 110
The support stand 111 fixed to the arm 82 of the elevating body 80,
Hydraulic cylinder device 112 fixed on the upper part of the support 111
A pair of clamp bases 113
Be prepared. The hydraulic cylinder device 112 is used to
It has a clamp 114 that moves back and forth toward zero.
The tool 114 is moved toward the article placed on the
To hold the article 20 from both sides
Have been. For details, go to the tip of the clamp 114
The guide member 115 extending in the front-back movement direction of the
It is attached to be able to move back and forth with the lamp 114,
The clamping means 110 is connected to the clamp
The article 20 is held by the pump 114.
When the article 20 is taken in and out, the guide member 115
As shown in Fig. 5, it is a little away from the article 20 and
Guides the article 20 to be put in while the article 20 is in and out
To prevent the position from being shifted.
In addition, when the article 20 is taken in and out, the two guide members 115
The position is to adjust the movement length of both clamp tools 114
As a result, a position suitable for guiding the article 20 (for example, as shown in FIG. 5)
Position closer to the article 20 than the position
Is possible. Also, automatic warehouses have goods
Delivery and unloading of goods 20 by the package 100 is performed smoothly and reliably.
Various stop position detecting means are provided.
You. FIG. 10 is a side view showing the lower structure of the article depositing / removing body 100.
FIG. As shown, in this embodiment, the movement of the base 60 is
Direction (perpendicular to the paper surface) is at the correct stop position.
Position detecting means 130 for detecting whether there is
I have. This position detecting means 130 is a rail base of the floor rail 52.
A detection target 131 attached to a predetermined position of the base 52a;
A detection unit 132 attached at a predetermined position below 60
It becomes. When the detecting unit 132 is located at a position overlapping the detected unit 131,
The detection unit 131 is configured to detect
As shown in FIG. 2, the base detection unit 131 includes
When stopped correctly for 0, the detection unit 132 and the detected unit 13
1 on the rail base 52a at a predetermined interval so that
Are arranged in plurals. The position detecting means 130 detects that the base 60
It detects whether or not it has stopped at the stop position.
In the embodiment, it is determined whether the lifting body 80 has stopped at a correct stop position.
Second position detecting means for detecting is also provided. This second
The second position detecting means 140, as shown in FIGS.
The saddle between the detected part 141 and the elevating body 80 attached to the column 70
And a detector 142 attached to the console 81. detection
The part 142 is detected when it is in a position close to the detected part 141.
Unit 141 is configured to be detected, while the
41, as shown in FIG. 1 and FIG.
Detected by detection unit 142 when stopped correctly on shelf 10
So that the part 141 and the part
Plural pieces are arranged at predetermined intervals in the vertical direction. The detection signals of the position detecting means 130 and 140 are
Drive control means (not shown) (base 60, elevating body 80,
90 means for controlling the drive) and drive control means
When the base 60 and the elevating body 80 of the article
When the vehicle stops at the stop position, the detection of each of the position detection means 130 and 140 is performed.
When the output units 132 and 142 do not detect the detected units 131 and 141
, The article 20 is moved in and out of the storage shelf 10
Is temporarily stopped, and each detecting unit of each detecting means 130 and 140 is stopped.
The base 60 is moved so that 132 and 142 detect the detected parts 131 and 141.
And configured to correct the stop position of the lifting body 80
I have. The position detecting means 130 and 140 are provided.
As a result, each drive gear 58, 74 and the timing belt 54,
Even if there is a gap between the
The position between the article cashier 100 and the storage shelf 10 due to such causes
Since misalignment can be detected reliably,
When the product 20 is taken in and out as it is,
Or damage to the article balance 100, etc.
Condition can be prevented. Further, the in-and-out body 90 is correct in the in-and-out body 90.
Third position detecting means for detecting whether or not it is at a return position
150 are provided. FIG. 11 is a partially enlarged view of the access body 90.
is there. As shown in the figure, the third position detecting means 150
And a first movable body 151 attached to the fixed body 91
And a detection target 152 attached to the base 92. detection
The unit 151 is detected when it is located close to the detected unit 152.
The portion 152 is configured to detect the
1 movable body 92 is in the correct return position with respect to fixed body 91
Sometimes the position where the detection unit 151 and the detection target 152 are close to each other
It is attached to come. Also, on the elevating body 80, the article 20 is correctly
Article position detecting means for detecting whether or not the article is properly placed
160 are provided. This position detecting means 160 is provided in FIG.
And as shown in FIG. 5, for example, from a light receiving element such as a photoelectric tube.
Light receiving unit 161 and the light receiving unit 161
And a light projecting unit 162 provided at a different position. Receiver 1
Numeral 61 denotes a light receiving unit 1 by blocking light from the light emitting unit 162.
Detects that there is something between 61 and the light emitting part 162
The light receiving unit 161 and the light projecting unit 162 emit light as shown in FIG.
3 each at predetermined intervals along the forward and backward movement direction of the body 90
Is disposed, and the article 20 is correctly placed on the access body 90.
It is configured to be able to detect whether or not. Further, as shown in FIG.
The play of the in-and-out body 90 when the body 90 protrudes toward the storage shelf 10
An elastic stopper 170 for preventing sticking is provided. This
The elastic stopper 170 is attached to a predetermined position of the fixed body 91.
Support member 171 and a first movable body
It can be displaced along the movement direction of 92 (horizontal direction in the figure).
The attached contact member 172 and the tip portion 17 of the contact member 172
Coil spring 173 mounted between 2a and support member 171
Become. The elastic stopper 170 is provided so that the first movable body 92
When the contact member 172 projects toward the first movable body 92,
While contacting the protrusion 174 provided at the predetermined position, the coil
Displaces in the direction opposing the elasticity of
In the direction opposite to the direction of movement of the coil spring 173
By applying a predetermined force, the first movable body 92
It is configured to prevent backlash. Further, the structure of the first storage rack 12 is also characterized.
There is. As shown in FIG. 1, the article carrying-in position A and the article carrying
The outgoing position B is aligned with the first storage rack 12 in the left-right direction and
One is located almost directly above the other with a predetermined distance in the vertical direction
And the plurality of storages of the first storage rack 12
A part of the in-shelf 10 is located between the article carry-in position A and the article carry-out position B.
It is provided so as to protrude between them. By doing this,
Effective use of space can be achieved, and the above-mentioned article loading position
A and the article unloading position B, and project between these two positions.
The loading and unloading of articles 20 between the storage shelves 10
Almost all of the movement of the delivery object 100 in the left and right direction
Basically, only the vertical movement of the lifting body 80 can be performed.
As it becomes possible, work to put articles 20 in and out of each storage shelf 10
Can be shortened as a whole. In addition,
In the second storage rack 14, the article carrying-in position A and the article carrying
A storage shelf 10 is also provided at a position facing the exit position B. The left and right ends of the first storage rack 12
Of the lower part of the one remote from the article carry-in position A,
A take-out shelf 16 for taking out 20 is provided. In FIG.
As shown, a door 17 that can be opened and closed and a
A support rail 18 for pulling out the product 20 is provided.
A person or the like picks up the article 20 transferred to the unloading shelf 16 by the package 100.
It is configured to let out. Such removal shelf 16
Is provided, so that the articles 20 stored in the storage
If a defective article is found in the
Without removing it from storage shelf 10 to take-out shelf 16
It is possible to take it out from here and remove the article 20
When performing an inspection, remove the articles 20
To the take-out shelf 16 and take it out from there.
Since the product 20 can be efficiently extracted at once, sampling inspection is effective.
It can be performed efficiently. Further, the structure of the article depositing / removing body 100 is also characterized.
You. As shown in FIG. 1, the column 70 of the article
Truss-like part projecting from column 70 along the direction of movement of table 60
A material 180 is provided on the opposite side of the mounting side of the lifting body 80.
You. The truss-like member 180 is provided between the upper end of the column 70 and the base 60.
181 connecting the end of the moving direction (left-right direction in the figure)
And a diagonal member 182 for connecting the main member 181 and the column 70 obliquely.
And a horizontal member 183 that connects the main member 181 and the column 70 horizontally.
As shown in FIG. 8, an end of the horizontal member 183 on the main member 181 side is formed.
Part and the end of the diagonal member 182 on the main member 181 side
Is fixed. Provide such a truss-like member 180
Column without adding much weight
70 rigidity can be efficiently increased,
This can be effectively prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view showing the entire structure of an automatic warehouse. FIG. 2 is a plan view of the automatic warehouse shown in FIG. 1. FIG. 3 is a left side view of the automatic warehouse shown in FIG. FIG. 5 is a front view showing the structure of the elevating body. FIG. 5 is a plan view of the elevating body shown in FIG. 4. FIG. 6 is a front view showing the structure of the egress / ingress body. FIG. 9 is a front view of the lower part of an article warehouse showing the entire structure of the automatic warehouse safety device according to one embodiment of the present invention. FIG. 9 is the article warehouse showing the entire structure of the automatic warehouse safety device according to one embodiment of the present invention. FIG. 10 is a side view showing the lower configuration of the article loading / unloading body. FIG. 11 is a view showing a partial configuration of the loading / unloading body. FIG. 12 is a view showing the configuration and operation of an elastic stopper attached to the loading / unloading body. [Description of Signs] 10 Storage shelf 12 First storage rack 14 Second storage rack 16 Extraction shelf 20 Article 30 Loading device 40 Loading device 50 Article depositing and unloading device 60 Base 70 Column body 80 Lifting and descending body 90 Retractable body 100 Article depositing and unloading body 110 Clamping means 112 Hydraulic cylinder device 114 Clamping tool 115 Guide member 120 Safety device 121 Collision body 122 Buffer support means 126 Coil spring 127 Detecting means 128 Detecting unit 129 Detecting units 130 and 140 Position detecting means A Article carry-in position B Article carry-out position

Continuation of the front page (56) References JP-A-62-185604 (JP, A) JP-A-63-165909 (JP, A) JP-A-58-42505 (JP, A) JP-A-3-118906 (JP) , U) Japanese Utility Model Hei 5-37712 (JP, U) Japanese Utility Model Utility Model Hei 3-35448 (JP, U) Japanese Utility Model Showa 63-56337 (JP, U) Japanese Utility Model Showa 48-37985 (JP, Y1) (58) Surveyed field (Int. Cl. ⁷ , DB name) B65G 1/04 537 B65G 1/00 511

Claims (1)

(57) [Claims 1] Driven by a driving means, it is arranged on the floor surface.
Rack having a plurality of storage shelves along the floor rails
Lateral direction have a base movable, set in the automated warehouse comprising comprising an article teller body and out the article from the storage shelf
A safety device, wherein both ends of the base in the moving direction are respectively moved in the moving direction of the base.
A pair of rows that are provided movably and that are parallel to the
And a horizontal member attached between the tips of the rods
Collides with something on the movement route of the goods
A possible collision object and a predetermined distance in the moving direction of the base at both ends in the moving direction of the base.
Supporting part fixed at a distant position and supporting each of the rods
Material, and a collar provided between the support member and the horizontal member.
I a buffer support means comprising a member, and the detected portion provided at the rear end of the rod, the base
And a detection unit comprising a detection unit attached to the side.
The shock-absorbing support means, when colliding with something on the movement path.
The colliding body can be displaced in the moving direction of the article
The collision is supported so as to be mitigable, and the detection means is configured to retract the rod with the collision of the collision body.
The distance between the detected part and the detecting part
And stops the driving means to stop the movement of the article
A safety device for an automatic warehouse, wherein the safety device is configured to be stopped .