JPH0672504A - Plate material storage device - Google Patents

Abstract

PURPOSE:To prevent a pallet from falling out of an elevator in the ascending and descending process of the elevator in a plate material storage device. CONSTITUTION:The lower part on one side of a casing body frame 3 is provided with a supporting frame 19 having the first pallet supporting member 29 to support a pallet P, and a guide member 21 erected on the supporting frame 19 is ascendably provided with an elevator 41 equipped with the second pallet supporting member 55, and the elevator 41 is provided with a pallet transfering device 57 to draw out and feed out the pallet P to a proper pallet storing shelf 5. In addition, the one side of the elevator 41 is provided with a stopper member 77 protruding to the supporting height position of the second pallet supporting member 55.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate material storage device for storing a large number of plate materials.

[0002]

2. Description of the Related Art In general, a plate material storage device includes a frame frame having a plurality of pallet storage shelves vertically arranged, an elevator provided on the left side (one side) of the frame frame so as to be vertically movable, and the elevator. The pallet transfer device provided is provided. The pallet transfer device, in order to pull out and send the pallet to an appropriate pallet storage shelf,
It has the function of moving the pallet to the left and right.

[0003]

There is no problem when the above-mentioned plate material storage device is operating properly, but if an error occurs in the operation of the pallet transfer device or the like, movement of the pallet is restricted to one side of the elevator. There is a problem that the pallet may drop from one side of the elevator in the process of raising and lowering the elevator because there is nothing.

Therefore, an object of the present invention is to provide a plate material storage device which can solve the above-mentioned conventional problems.

[0005]

In order to solve the problems of the prior art as described above, in the present invention, as a first means, a pallet for stacking and supporting a plurality of plate members on an upright frame body frame. A support frame provided with a plurality of pallet storage shelves for storing a plurality of pallets, and a first pallet support member for movably supporting the pallet in one direction and the other side in a lower part of one side of the frame body frame. Is provided
An elevator provided with a second pallet support member for movably supporting the pallet in one direction and the other side is provided on a guide member erected on the support frame so as to be able to move up and down.
Further, the second pallet support member is configured to be retractable with respect to the support height position of the first pallet support member by elevating and lowering the elevator, and the pallet is pulled out and sent out from the pallet storage shelf as appropriate to the elevator. A pallet transfer device for performing the squeezing is provided, and a stopper member projecting with respect to a supporting height position of the second pallet supporting member is provided at one side portion of the elevator.

As a second means, in addition to the above-mentioned constitutional requirements,
When the stopper member is provided so as to be retractable with respect to the support height position of the second pallet support member, and the second pallet support member is protruded with respect to the support height position of the first pallet support member. The stopper member projects toward the support height position of the second pallet support member, and the stopper member moves to the second support position when the second pallet support member is recessed relative to the support height position of the first pallet support member. It is characterized in that the pallet support member is configured to be immersed in the support height position.

[0007]

When the plate material is stored in the plate material storage device based on the above structure, the elevator is lowered to retract the second pallet support member with respect to the support height position of the first pallet support member. As a result, the stopper member can be retracted with respect to the support height position of the second pallet support member. Then, the pallet on which a plurality of plate materials are stacked and supported is supported from one side by the first pallet support member provided on the support frame.

After the pallet is supported by the first pallet support member, the elevator is raised to cause the second pallet support member to project from the support height position of the first pallet support member. As a result, the pallet can be supported by the second pallet support member provided in the elevator, and the stopper member can be projected to the support height position of the second pallet support member.

Further, the elevator is raised and positioned at a height position corresponding to an appropriate empty pallet storage rack. By appropriately operating the pallet transfer device to move the pallet in the other direction, the pallet can be delivered to the empty pallet storage rack. As described above, the plate material can be stored in the plate material storage device.

The case of taking out the plate material stored in the appropriate pallet storage shelf in the plate material storage device will be described. The elevator is moved up and down and positioned at a height position corresponding to the appropriate pallet storage shelf. At this time, the stopper member projects from the support height position of the second pallet support member. Then, the pallet can be pulled out from the appropriate pallet storage rack by operating the pallet transfer device appropriately to move the pallet stored in the appropriate pallet storage rack in one direction.

After pulling out the pallet from an appropriate pallet storage rack, the elevator is lowered. Also at this time, the stopper member is projected to the support height position of the second pallet support member. Then, by further lowering the elevator, the second pallet support member can be retracted with respect to the support height position of the first pallet support member, and the first pallet support member can support the pallet and the stopper. The member is immersed in the support height position of the second pallet support member.

Finally, the pallet supported by the second pallet support member is moved in one direction. As described above, the plate material stored in the appropriate pallet storage shelf in the plate material storage device can be taken out.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS This embodiment will be described below with reference to the drawings.

Referring to FIGS. 1, 2 and 3, a plate material storage device 1 according to the present embodiment includes a plurality of upright (only one in the figure is illustrated) frame body frame 3 and the like. That is, each frame body 3 is provided with a plurality of pallets P for stacking and supporting a plurality of plate materials W, and a plurality of storage shelves 5 arranged vertically. The frame body frame 3 includes a plurality of vertically extending frames (four in this embodiment).
Column 7, an upper frame 9 and a lower frame 11 that are integrally provided on the upper side and the lower side of the plurality of columns 7, and a plurality of front sides (front side facing the paper in FIG. 1, right side in FIGS. 2 and 3) It is composed of (two in this embodiment) columns 7 and a plurality of pallet guides 13 and the like provided vertically on the plurality of rear columns 7. The pallet guide 13 also supports the pallet P so that the pallet P can be moved in the left-right direction (the left-right direction in FIG. 1, the downward-upward direction in FIG. 2, and the front-back direction toward the paper surface in FIG. 3). The pallet storage shelves 5 are partitioned by providing a plurality of pallet storage shelves.

The number of frame frames 3 is plural (two in this embodiment) as described above, and another frame frame 3 is erected on the rear side of the frame frame 3 shown in the figure. There is.

A guide rail 15 extending in the front-rear direction is provided on the left side of the frame body frame 3, and a gate-shaped traveling frame 17 is provided on the guide rail 15 so as to be movable in the front-rear direction.

More specifically, as shown in FIG. 3, the gate-shaped traveling frame 17 has a lower frame 19 extending in the front-rear direction.
And a pair of guide struts 21 that are integrally provided upright in front of and below the lower frame 19, and an upper frame 23 that is integrally provided on the upper side of the pair of guide struts 21. The lower frame 19 includes a plurality of wheels 25 guided by the guide rails 15.
Is driven and rotated by a traveling motor 27 provided at a rear portion of the lower frame 19.

As shown in FIG. 2, the lower frame 19 is provided with a chain conveyor device 31 having a plurality (two in this embodiment) of endless chains 29 extending in the left-right direction.
Is provided. The chain conveyor device 31 will be briefly described. The lower frame 19 is provided with a pair of support members 33 extending in the left-right direction and separated from each other in the front-rear direction.
A pair of sprockets 3 is provided on both left and right ends of each support member 33.
5 is provided, and the pair of left and right sprockets 35 has the endless chain 29 wound around it. Further, connecting shafts 37 extending in the front-rear direction are provided between a plurality of sets of sprockets 35 facing each other in the front-rear direction, and the appropriate connecting shafts 37 are interlockingly connected to a chain motor 39 provided on the support member 33 on the front side. There is.

A frame-shaped elevator 41 as shown in FIG. 2 is provided on the guide column 21 of the traveling frame 17 so as to be able to move up and down.

More specifically, roller support members 43 projecting upward are provided at appropriate positions on the front and rear sides of the frame-shaped elevator 41, and each roller support member 43 is guided by the guide column 21. A plurality of guide rollers 45 are provided rotatably. In order to move the elevator 41 up and down via a plurality of guide rollers 45, one end of a wire rope 47 extending vertically as shown in FIG. 3 is connected to each roller support member 43, and each wire rope is connected. Reference numeral 47 is for moving up and down by driving a take-up drum 49 and an elevating motor 51 which are provided at appropriate positions on the rear support member 21.

At the front and rear of the frame-shaped elevator 41, a connecting member 53 extending in the left-right direction as shown in FIG.
A plurality of support rollers 55 that rotatably support the pallet P in the left and right directions are rotatably provided on the right and left portions of each connecting member 53.

The elevator 41 is provided with a pallet transfer device 57. The pallet transfer device 57 moves the pallet P supported by the support rollers 55 in the left-right direction to the appropriate pallet storage rack 5. It has the function of pulling out and sending out the pallet P.

More specifically, a carriage 59 extending in the front-rear direction is provided on the pair of connecting members 53 so as to be movable in the left-right direction via a guide roller 61. In order to move the carriage 59 to the left and right, the elevator 41
The connecting member 63 extending in the left-right direction at the central portion of the is provided with a rack member 65 extending in the left-right direction,
A pinion 69 rotatably driven by a transfer motor 67 provided on the carriage 59 meshes with the rack member 65. Hook members 71 are provided at appropriate positions on the front and rear of the right side of the carriage 59,
Each hook member 71 has a V-shaped surface with which the pallet P can partially engage. A chain or sprocket may be used instead of the rack member 65 and the pinion 69.

A plurality of stopper devices 73 are provided on the left side of the elevator 41 in order to prevent the pallet P from falling from the left side of the elevator 41 during the process of raising and lowering the elevator 41.

More specifically, referring to FIG. 4, a support bracket 75 is provided on the left side (left side in FIG. 4) of the elevator 41, and the support bracket 75 has a stopper member that is vertically swingable. The base of 77 is provided via a hinge pin 79. The stopper member 77 is formed in a substantially triangular plate shape and has a contact surface 77a and a positioning reference surface 77b. Here, the contact surface 77a
Is provided at the base of the stopper member 77 and can contact the left side surface of the pallet P.
Is usually driven by the weight of the stopper member 77.
It is in contact with a positioning block 81 provided on the left side surface of 1. A fixed arm 8 provided on the left side of the lower frame 19 for swinging the stopper member 77 in the vertical direction.
A dog 85 is provided at the tip of the stopper member 7
An abutment pin 87 capable of abutting on the dog 85 is provided at an appropriate position on the tip portion of 7.

With the above-mentioned structure, the elevator 4 is supported under the condition that the supporting roller 55 is projected to the supporting height position of the endless chain 29 in the chain conveyor device 31.
In the ascending / descending process in which 1 is moved up and down, the abutment pin 87 does not abut the dog 85, and the positioning reference surface 77b of the stopper member 77 abuts the positioning block 81. At this time, the contact surface 77 a provided on the base of the stopper member 77 projects to the support height position of the support roller 55.

When the elevator 41 descends and the support roller 55 is retracted at the support height position of the endless chain 29, the contact pin 87 first contacts the dog 85. Then, when the elevator 41 further descends, the contact pin 87 is in contact with the dog 85, so the descending of the contact pin 87 is restricted by the dog 85, and the tip end portion of the stopper member 77 moves upward. The base portions of 77 respectively swing downward, and the contact surface 77a of the stopper member 77 is recessed with respect to the support height position of the support roller 55. In addition, in FIG.
This shows a state in which the dog 85 is relatively raised with respect to the contact pin 87.

Further, when the support roller 55 is retracted from the supporting height position of the endless chain 29 and the elevator 41 is raised to cause the supporting roller 55 to project from the supporting height position of the endless chain 29, The tip portion of the stopper member 77 swings downward due to its own weight, the base portion of the stopper member 77 swings upward, and the contact surface 77a
Protrudes from the supporting height position of the supporting roller 55.

The operation of this embodiment will be described based on the above-mentioned configuration.

When the plate material W is to be stored in the plate material storage device 1, first, the elevating motor 51 is driven to lower the elevator 41 so that the support roller 55 is at the support height position of the endless chain 29 in the chain conveyor device 31. Immerse yourself in. Thereby, the contact surface 77 of the stopper member 77
It is possible to immerse a at the support height position of the support roller 55. Then, the pallet P on which a plurality of plate materials W are stacked and supported is supported from the left side on the endless chain 29 in the chain conveyor device 31.

After the pallet P is supported by the endless chain 29, the elevator motor 51 is driven to raise the elevator 41 so that the support roller 55 is projected to the support height position of the endless chain 29. As a result, the pallet P can be supported by the support roller 55, the hook member 71 of the pallet transfer device 57 is engaged with a part of the pallet P, and the contact surface 77a of the stopper member 77 is supported by the support roller 55. Can be projected with respect to the support height position of.

Further, the elevating motor 51 is driven to raise the elevator 41 and position it at a height position corresponding to an appropriate empty pallet storage rack 5. And the hook member 71
Under the condition that is engaged with a part of the pallet P, the transfer motor 67 is driven to move the carriage 59 to the right toward the empty pallet storage rack 5. As a result, the pallet P can be sent to the empty storage rack 5.

Finally, the elevator motor 51 is driven to lower the elevator 41 to release the engagement between the hook member 71 and a part of the pallet P. As described above, the plate material W can be stored in the plate material storage device 1.

The case of taking out the plate material W stored in the appropriate pallet storage shelf 5 in the plate material storage device 1 will be described. The elevator motor 51 is driven to move the elevator 41 from the height position corresponding to the appropriate pallet storage shelf 5. Also place it at a low height. At this time, the hook member 71 of the pallet transfer device 57 is positioned vertically below a part of the pallet P stored in the appropriate pallet storage rack 5. Then, the elevator motor 51 is driven to raise the elevator 41 a little and position it at a height corresponding to the appropriate pallet storage rack 5. by this,
The hook member 71 can be engaged with a part of the pallet P. Under the condition that the hook member 71 and a part of the pallet P are engaged, the transfer motor 67 is driven to move the carriage 59 in the left direction away from the appropriate pallet storage rack 5. The pallet P can be pulled out to an appropriate pallet storage rack 5. After the pallet P is pulled out from the appropriate pallet storage rack 5, the lift motor 51 is driven to lower the elevator 41.

Here, in the process of raising and lowering the elevator 41, the abutting surface 71a of the stopper member 71 is projected to the supporting height position of the supporting roller 55.

Then, the lifting motor 51 is driven to further lower the elevator 41, so that the supporting roller 55
Can be immersed in the support height position of the endless chain 29.

As a result, the pallet P can be supported by the endless chain 29, the hook member 71 and a part of the pallet P can be released from each other, and the contact surface of the stopper member 77 can be released. 7
7a can be immersed in the support height position of the support roller 55 as described above.

Finally, the chain motor 39 is driven to move the endless chain 29 to the left,
By moving the pallet P in the left direction, the pallet P can be discharged to another common machine (not shown) arranged on the left side of the chain conveyor device 31. As described above, the plate material W stored in the appropriate pallet storage shelf 5 in the plate material storage device 1 can be taken out.

According to the present embodiment as described above, since the movement of the pallet P to the left is restricted by the stopper member 71, even if the pallet transfer device 57 or the like malfunctions during the process of raising and lowering the elevator 41, the above operation is performed. The pallet P does not drop from the elevator 41, and the working efficiency is improved.

The present invention is not limited to the description of the embodiments as described above, but by making appropriate changes,
It can be implemented in various ways.

[0041]

As will be understood from the above description of the embodiments, according to the structure of the present invention, the movement of the pallet in one direction is restricted by the stopper member.
Even if a malfunction of the pallet transfer device or the like occurs in the elevator ascending / descending process, the pallet does not drop from the elevator, and the working efficiency is improved.

[Brief description of drawings]

FIG. 1 is a front view of a plate material storage device.

FIG. 2 is a view showing an arrow II in FIG.

FIG. 3 is a diagram showing an arrow III in FIG.

FIG. 4 is a diagram showing a main part of the present embodiment.

[Explanation of symbols]

 1 Plate Material Storage Device 3 Frame Frame 5 Pallet Storage Shelf 19 Lower Frame 21 Guide Strut 29 Endless Chain 41 Elevator 55 Support Roller 57 Pallet Transfer Device 77 Stopper Member 77a Contact Surface

Claims (2)

[Claims] 1. An upright frame frame is provided with a plurality of pallet storage shelves for accommodating pallets for stacking and supporting a plurality of plate members, and a plurality of pallet storage shelves are provided at a lower part on one side of the frame frame. A support frame provided with a first pallet support member that is movably supported in one side direction and the other side direction is provided, and a guide member standing on the support frame is provided.
An elevator having a second pallet support member for movably supporting the pallet in one side direction and the other side direction is provided so as to be able to move up and down, and the second pallet support member is made to move the second pallet support member by moving the elevator. Of the elevator is provided with a pallet transfer device for pulling out and delivering the pallet to and from the pallet storage shelf, and one side portion of the elevator. A plate material storage device, further comprising a stopper member projecting with respect to the support height position of the second pallet support member. 2. The stopper member is provided so as to be retractable with respect to a support height position of the second pallet support member, and the second pallet support member projects with respect to the support height position of the first pallet support member. When the stopper member protrudes with respect to the support height position of the second pallet support member in the above state and the second pallet support member is retracted with respect to the support height position of the first pallet support member, The plate material storage device according to claim 1, wherein the stopper member is configured to be recessed with respect to the support height position of the second pallet support member.