JPH072342U - Stacking device - Google Patents

Abstract

(57) [Summary] [Purpose] It is possible to stack the partition plates used for stacking three-dimensionally using the same floor surface as the stacking device.
Also, make sure that the stock state does not hinder the stacking and carrying out work of the stacked products. [Structure] A partition plate placing shelf 8 is installed above a stacking space 9 which is a floor space common to the stacking apparatus 1, and the partition plate placing shelf 8 is vertically moved within a predetermined range. A shelf elevating device (drive motor 10, etc.) was provided. Further, there is provided an open area having a width such that the stacked pallets 16 in a horizontal state and the stacked articles and the partition plate 14 stacked thereon can be taken out from the horizontal direction while maintaining the horizontal state. A stacking device 1 for stacked products was constructed. As a result, it is possible to achieve a floor-saving surface, facilitate the replenishment of the partition plates by the loading shelf lifting device, and avoid the interference between the stacking operation means and the stock partition plates during the stacking work. Smooth work can be achieved.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a device for stacking articles to be stacked by utilizing a three-dimensional space for saving floor space.

[0002]

[Prior art]

 Conventionally, in a manufacturing process of a product, an intermediate processed product which is a product to be stacked is stacked and temporarily stored in a predetermined storage means between a raw material and a finished product.

[0003] For example, in a casting site or the like, a stacking operation in which a casting product is rough-trimmed to remove burrs and gates, and the rough-trimmed casting product is aligned and placed on a pallet and sequentially stacked. Is done. In such stacking of intermediate processed products, it is common to place a partition plate made of plywood or the like for each stage in order to prevent the occurrence of load collapse etc. in the work process and the transportation process. That is, the partition plate is sandwiched between the lower processed product and the upper processed product.

Then, the work of transporting these intermediate processed products to the next step is carried out by lifting and moving a pallet with the above-mentioned stacked state, that is, a state in which the intermediate processed products and partition plates are stacked and placed, by a forklift or the like. Is done by doing.

Partition plates used in stacking such processed products are stocked in the vicinity of the place where the processed products are stacked, and are transported after the installation of one processed product is completed. Installation work is being performed on the top of the processed product.

[0006]

[Problems to be solved by the device]

 However, it was difficult to stock the partition plates near the stacking work place in the work place where the floor area is small and the floor space is required or where the existing equipment is installed.

Therefore, an object of the present invention is that the partition plates used for stacking can be stocked without using a floor surface in an area different from the stacking work place, and the stocker can be used. An object of the present invention is to provide a stacking device that does not hinder the stacking work or the carry-out work of stacked products.

[0008]

[Means for Solving the Problems]

 In order to achieve the above object, the stacking apparatus according to the present invention comprises a pallet on which stacked articles and partition plates are alternately stacked so that the partition plates are in a horizontal state, and the pallet and the pallet are stacked on top of each other. A stacking space with an open area where the stacked products and partition plates can be taken out from the horizontal direction while maintaining the horizontal state, and a partition plate installed above the stacking space are stacked and placed. It also comprises a partition plate stocker for storing the partition plate and a partition plate stocker having a mounting rack elevating device for vertically moving the partition plate mounting shelf.

[0009]

[Action]

 According to the stacking apparatus having the above-mentioned configuration, the partition plates are stacked (stock) on the partition plate placing shelf installed above the stacking space for stacking work, and the same floor as the stacking work space is used. It is three-dimensionally stocked using the surface. Therefore, the floor space of the partition plate stock is being reduced. Since the partition plate mounting shelf can be moved in the vertical direction by the mounting shelf elevating device, when mounting the partition plate on the partition plate mounting shelf and stocking it, The shelves can be moved down to supply the partition plates in a state where they can be easily placed. Furthermore, during stacking work of stacked products and unloading work after stacking, in order to prevent the partition plate mounting shelf from interfering with those work operations, etc., it is moved up and down by the mounting shelf lifting device. It is possible to keep it.

In addition, since the stacking device is provided with an open area that is large enough to take out the stacked pallets with the stacked products and partition plates while maintaining the horizontal state, a forklift or the like is provided. You can easily carry out the work from the horizontal direction using.

[0011]

【Example】

 An embodiment of the stacking device according to the present invention will be described below with reference to the drawings. In this example, an apparatus for rough-trimming a cast product as a product to be stacked in the casting process and temporarily loading the cast product on a pallet before sending it to the next process is taken as an example. Explain.

3 and 4 show a part of the production apparatus in the area where the stacking apparatus according to the embodiment is installed. FIG. 3 is a plan view thereof, and FIG. 4 is a side view thereof. ing.

The stacking device 1 is installed at a position facing a trimming device 2 for rough trimming cast products at a predetermined interval.

A robot 3 for performing operations such as transfer of cast products and placement of partition plates is installed at an intermediate position between the stacking device 1 and the trimming device 2 in a horizontal direction. Move back and forth. Note that, in FIG. 4, the arm portion 4 which is the operation portion of the robot 3 is shown only by lines for simplification of the drawing.

Next to the movement path of the robot 3, an ATC station 5 for automatically exchanging tools provided on the robot 3, the trimming device 2 and the arm portion tip of the robot 3 is installed. Further, a temporary placement station 6 is installed adjacent to the ATC station 5. The temporary storage station 6 is used by the robot 3 to temporarily store a transported object as needed.

Next, a specific configuration of the stacking apparatus 1 according to FIGS. 1 and 2 is shown. FIG. 1 is a front view of a characteristic portion (a view seen from the arrow B direction in FIG. 3), and FIG. Is a side view (a view as seen from the direction of arrow A in FIG. 3).

As shown in the figure, the main body of the stacking apparatus 1 is composed of four columns 7. Then, a partition plate mounting shelf 8 for stacking the partition plates is installed above the stacking space 9 for stacking the cast products and the partition plates on the pallet 16. Further, a mounting rack elevating device is provided for vertically moving the partition plate mounting rack 8. The partition plate mounting shelf 8 and the mounting shelf lifting device constitute a partition plate stocker.

In the present embodiment, the loading rack elevating device includes a rotary body 11 provided on a drive motor 10 and a column 7 that is rotatably operated in conjunction with a rotary shaft of the drive motor 10, and the rotary body 11 includes the rotary body 11. The pulley 12 is also provided on the column 7 at the opposite lower position, and further comprises a belt 13 suspended between the rotating body 11 and the pulley 12, and is partitioned so as to be interlocked with the revolving operation of the belt 13. A plate placing shelf 8 is installed. Therefore, the partition plate mounting shelf 8 performs a predetermined vertical movement operation by the drive control of the drive motor 10.

A plurality of partition plates 14 are stacked on the partition plate mounting shelf 8 as shown in the drawing, and are retracted and stocked at a raised position shown by a chain line 14a.

Further, as understood from FIG. 1, the stacking space 9 formed by the columns 7 has an open area having a distance W larger than the length of the long sides of the partition plate 14 and the pallet 16. Therefore, the partition plate 14 and the pallet 16 can be put in and out with the horizontal state.

Next, the function of the stacking apparatus 1 will be described together with the operation of the robot 3.

The robot 3 is a joint robot having an arm portion 4 and a wrist portion 4a as shown in FIG. 2, and a tool attaching device 15 is provided at the tip of the wrist portion 4a. The tool attachment device 15 can be appropriately moved in the three-dimensional direction by the movement operation of the robot 3 and the rotation operation of the arm portion 4 and the wrist portion 4a.

First, a work holding device (not shown) is attached to the tool attaching device 15 provided at the tip of the wrist 4 a of the robot 3, and the robot 3 carries the raft-limmed cast product from the trimming device 2 side. The operation of installing the pallet 16 in the stacking space 9 of the stacking device 1 is performed. In this embodiment, the pallets 16 are stacked one on top of the other in the order of three.

The tool attachment device 15a indicated by the alternate long and short dash line indicates the upper limit position of loading in the stacking operation of the cast products, and the tool attachment device 15b also indicated by the alternate long and short dashed line indicates the lower limit position thereof. Shows.

Then, when the placement of the first-stage cast product is completed, the robot 3 is replaced with a vacuum suction device 17 for sucking the partition plate 14, and is attached to the partition plate. The partition plate 14 placed on the uppermost stage of the plate placing shelf 8 is sucked. Then, the robot 3 adsorbs the partition plate 14 stocked at the uppermost stage, and then places it on the installed first stage casting. At this time, since the same cast product is installed, since the height position of the upper stage is common, the partition plate 14 should be placed horizontally, and the next stage cast product should be easily installed on the upper surface. Is possible.

Further, during the mounting operation of the partition plate 14 on the cast product, the partition plate mounting shelf 8 is installed so that the arm portion 4 of the robot 3 does not collide with the partition plate mounting shelf 8. Evacuate to the elevated position.

The tool attachment device 15c indicated by the alternate long and short dash line has a maximum upper limit position that can be placed on the cast product installed in a state where the partition plate 14 is adsorbed by the vacuum adsorption device 17. Shows.

As described above, the stacking apparatus 1 stocks the plurality of partition plates 14 to be used at a position above the stacking space 9 for castings, that is, the floor surface on which the stacking apparatus 1 is placed. The partition plate 14 is stocked on the same floor surface as the partition plate 14, so that the partition plate does not occupy the floor with the other parts of the stacking device 1, so that the floor saving surface can be achieved.

Further, the stock position of the partition plate 14 is not fixed, and when it is necessary, the stock position of the partition plate 14 is lowered so that the partition plate can be easily replenished. Since it is possible to surely avoid the interference with the robot 3 by performing the pulling operation, the stacking work of the cast product and the partition plate 14 becomes smoother.

As described above, the cast product and the partition plate 14 are sequentially stacked, and at the stage where the cast product and the partition plate 14 are worked to a predetermined height, the work of transporting the pallet 16 on which the cast product is placed to the next step is performed. This work is carried out, for example, by transporting the pallet 16 located at the uppermost stage by a forklift or the like. As shown in FIG. 1, the pallet 16 on which the cast product is placed and the partition plate 14 are in the horizontal state. Since the columns 7 are spaced so that the columns 7 can be taken out in the horizontal direction while the columns are held, a sufficient open area is provided, so that the carrying work is extremely easy.

The loading rack elevating device according to the present invention is not limited to the configuration using the drive motor 10, the pulley 12, the belt 13 and the like, and may be a partition plate above the stacking space 9. As long as the mounting shelf 8 can be moved up and down, various types such as an air cylinder can be used. Further, the constitution of the main body of the stacking device 1 is not limited to the constitution with the support columns 7 as described above, and it is possible to form a sufficient open area in which the partition plate 14 can be taken out from the horizontal direction in the horizontal state. If so, it is also possible to use a predetermined wall member.

[0032]

[Effect of device]

 As described above, the partition plates used for stacking work can be three-dimensionally stocked on the floor space for the stacking device and the common floor space, and the position of the stocker can be changed vertically. Since it can be moved, it is possible to achieve a floor-saving surface and avoid interference with the stacking operation means during stacking work. This makes it possible to achieve smooth stacking work. Furthermore, since the stacked partition plates and the stacked products installed on the partition plates can be easily taken out from the horizontal direction in the horizontal state, the transportation work to the next process can be easily performed.

[Brief description of drawings]

FIG. 1 is a front view of a main part of a stacking device according to an embodiment.

FIG. 2 is a side view of a main part of the stacking apparatus according to the embodiment and an operation explanatory view of the robot.

FIG. 3 is a schematic plan view showing a portion where the stacking device of the embodiment of the production process device is installed.

FIG. 4 is a schematic side view of a portion where a stacking device according to an embodiment of a production process device is installed.

[Explanation of symbols]

 1 stacking device 7 pillars 8 partition plate mounting shelf 9 stacking space 10 drive motor for lifting 14 partition plate

Claims (1)

[Scope of utility model registration request] 1. A stacked product and a partition plate are stacked alternately on a pallet so that the partition plate is in a horizontal state, and the pallet and the stacked product and the partition plate stacked on the pallet. While maintaining the horizontal state, there is a stacking space that has an open area that can be taken out from the horizontal direction, a partition plate mounting shelf for stacking the partition plates installed above the stacking space, and this partition. A stacking device, comprising: a partition plate stocker having a mounting rack elevating device that moves the plate mounting rack in the vertical direction.