JP2001018140A - Plate carry in/out method in plate working machine and its device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry in and out materials and products at a low cost and efficiently with the same level of installed floor area as that of an ordinary plate working machine. SOLUTION: Front side and rear side tables 25 and 27 of a plate working machine 1 are divided into and formed with a fixed table and a moving table respectively. When a front side moving table 31 descends to be movingly inserted below a front side fixing table 29, a material moving lifter device emerges. A one-sheet-taking-up suction device above descends for having a sheet of material W of the material moving lifter device separated from other plates and lifted. When the front side moving table 31 is moved to an original position, the material W is placed on the front side moving table 31. The work W is set in origin and clamped by a work clamp 23 to be processed by the plate working machine 1. A processed product is unclamped on a rear side moving table 35. When the rear side moving table 35 descends to be moved for being inserted below a rear side fixed table 33, products are collected in a product moving lifter below.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for loading and unloading a sheet material in a sheet material processing machine and an apparatus therefor.

[0002]

2. Description of the Related Art Conventionally, a plate material loading / unloading apparatus for supplying a plate material W to a plate material processing machine such as a punch press or a turret punch press and carrying out a product, as shown in FIG. A plate material supply device 10 for supplying a plate material W to be processed before and after the processing table 103 of the processing machine 101
5 and a product accumulating device 107 for carrying out and accumulating the products processed by the plate material processing machine 101, thereby achieving automation.

[0003] Also, referring to FIG.
No. 2,636, the sheet material processing machine 101
A front side table 109 of a pipe roller table type is provided on the front side of the main body of the main body, and a material pallet for mounting a material and a product pallet for mounting a product are accommodated below the front side table 109. . When the pipe roller 111 circulates and is retracted from the upper surface of the front side table 109, it is easy to take out the material and accumulate the products.

[0004]

However, in the above-described conventional plate material loading / unloading device, the former is a plate material processing machine.
Since a space for the plate material supply device 105 and the product accumulating device 107 is required in addition to the processing range of No. 01, there is a problem that a considerable installation space is wasted.

[0005] The latter is improved in terms of the installation space, but since the material and the product are placed on the front side, the next process is not performed until after the work of accumulating the processed products on the product pallet is completed. There is a problem that the material cannot be supplied. Therefore, there is a problem that productivity is hindered because the setup time is extended.

[0006] In addition, there are not a few users who want to line up the plate material processing machine 101 but have no space, and voices for a plate material loading / unloading device which is cheaper in price are the top needs. At present, as described above, conventionally, there is a problem that space saving is limited because the plate material loading / unloading device is provided outside the processing range of the plate material processing machine 101, and the price is expensive.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to carry in a material with an installation floor area equivalent to that of a normal plate material processing machine, to carry out a product, and to reduce the equipment cost. It is an object of the present invention to provide a method and an apparatus for carrying in and out a sheet material in a sheet material processing machine capable of simultaneously carrying in and out a material and a product efficiently.

[0008]

According to a first aspect of the present invention, there is provided a sheet processing apparatus for loading and unloading a plate on a front side table and a rear side provided on a front side of the sheet processing machine. In the processing table consisting of the rear side table, the front side table is divided into a front side fixed table and a front side movable table, and the front side movable table is lowered from the pass line to form the front side fixed table. By moving downward and inserting, the material lifter device located below the front-side movable table is exposed, and the single-sheet pickup device located above the material lifter device is raised and lowered to lift and lower the material. Separate the materials one by one from the stacked plate material placed on the lifter device for
The front movable table is moved to the original position and raised to the pass line, and the one sheet of material is placed on the front movable table. The rear-side table is divided into a rear-side fixed table and a rear-side movable table, and the processed product is processed by the work-movement positioning device. After moving upward, unclamping, lowering the rear-side movable table from the pass line, and moving the rear-side movable table to be inserted below the rear-side fixed table, the upper surface of the rear-side movable table is moved. Is placed on a lower product lifter device.

[0009] Therefore, the loading and unloading of the material is carried out almost within the processing range of the single machine, so that the space is about half or less of that of the conventional sheet processing machine provided with the plate loading and unloading device.

Further, since the number of units is reduced as a whole, the cost can be greatly reduced, and an inexpensive plate loading / unloading device can be obtained.

Since the material pallet is located on the front side and the product pallet is located on the rear side, it is possible to accumulate finished products and load the next material at the same time, which contributes to shortening the setup time and improving productivity.

According to a second aspect of the present invention, there is provided a plate material loading / unloading device in a plate material processing machine according to the present invention. A moving positioning device is provided, and the front side table is divided into a front side fixed table and a front side movable table, and the front side movable table is vertically and movably movable so as to be inserted below the front side fixed table. A material lifter device for mounting a material to be processed by the plate material processing machine below the front-side movable table; and a stacked plate material mounted on the material lifter device above the front-side movable table. A single-sheet suction device that separates materials one by one is provided so as to be able to move up and down, while the rear side table is A rear fixed table and a rear movable table are separately provided, and the rear movable table is provided so as to be vertically movable and movable to be inserted below the rear fixed table, and a plate member is provided below the rear movable table. A product lifter device for mounting a product processed by the processing machine is provided.

Therefore, the operation is the same as that of the first aspect, and the loading and unloading of the material is carried out substantially within the processing range of the single machine. Less than half the space.

Further, since the number of units is reduced as a whole, the cost can be greatly reduced, resulting in an inexpensive plate material loading / unloading device.

Since the material pallet is on the front side and the product pallet is on the rear side, accumulation of processed products and loading of the next material can be performed at the same time, which contributes to shortening the setup time and improving productivity.

According to a third aspect of the present invention, there is provided a plate material loading / unloading device for a plate material processing machine according to the second aspect of the present invention, wherein the product lifter device is inserted below the rear movable table. A plate material separating device is provided for separating the product placed on the rear-side movable table from the table surface and placing the product on a product lifter device below.

Therefore, when the rear movable table is moved below the rear fixed table, the edge of the product placed on the rear movable table is hooked by the separation device, so that the product is not moved to the rear side. It is integrated in the lower product lifter device without moving while moving on the movable table.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of a method and an apparatus for carrying in and out a sheet material in a sheet material processing machine according to the present invention will be described.
A turret punch press as a plate processing machine will be described with reference to the drawings.

Referring to FIGS. 1 and 2, the turret punch press 1 according to the present invention has a frame structure in which both sides of an upper frame 9 are supported by side frames 5 and 7 erected on both sides of a base 3. It is configured. At the lower part of the upper frame 9, a disk-shaped upper turret 11 having various kinds of punches P detachably mounted is rotatably mounted. On the upper surface of the base 3, a lower turret 13 facing the upper turret 11 is rotatably mounted. On the lower turret 13, a number of dies D facing various types of punches P are arranged in an arc shape. And it is detachably mounted. The axis of the upper turret 11 and the lower turret 1
The upper turret 11 and the lower turret 13 are provided with a control device (not shown).
Is rotated in the same direction synchronously.

The position of the die D and the punch P mounted on the upper part of the upper turret 11 and the lower turret 13 in FIG. 1 is the processing position K, and the upper frame 9 above the punch P at the processing position K. Is connected to a striker (not shown) via a ram (a pressing member). The punch P indexed and positioned below the ram is pressed by the rotation of the upper turret 11 and the lower turret 13.

The turret punch press 1 is provided with a work moving positioning device 17 for moving and positioning the plate material W placed on the processing table 15 in the front, rear, left and right directions. At the upper end of the table 15 in FIG. 1, a carriage base 19 movable in the Y-axis direction is provided. This carriage base 19 has a carriage 21 movable in the X-axis direction.
Is provided. The carriage 21 is provided with a plurality of work clamps 23 for clamping the plate material W at appropriate intervals in the X-axis direction.

The work movement positioning device 17 is controlled by a control device such as a numerical control to position the plate material W at a desired position between the punch P and the die D.

Therefore, after the plate material W is positioned between the punch P mounted on the upper turret 11 and the die D mounted on the lower turret 13, the punch P is pressed by the ram, and The punching process is performed on the plate material W by the die D.

A plate material loading / unloading device constituting a main part of an embodiment of the present invention will be described with reference to the drawings.

Referring to FIGS. 1 and 2, the processing table 15 includes a front table 25 on the right side in FIG. 1 and a rear table 27 on the left side in FIG.

The front table 25 includes a front fixed table 29 and a front movable table 31 in the X-axis direction.
And the rear side table 27
Is in a state of being separately provided in the rear-side fixed table 33 and the rear-side movable table 35 in the X-axis direction. The work movement positioning device 17 is provided with a front fixed table 29.
The carriage base 19 is movable in the Y-axis direction within the range of the front-side and rear-side fixed tables 29 and 33.

The front side table 25 will be described in more detail. The front side movable table 31 is inserted into the path line PL so as to be inserted below the front side fixed table 29.
It is provided so as to be able to ascend and descend from below and to be movable on a front table rail 37 provided on the floor surface.

For example, as shown in FIG. 5, the four legs 31A of the front movable table 31 are used as the lifting drive of the front movable table 31.
1B is provided integrally with the piston rod, and each of the four cylinders 31B is configured to move up and down in synchronization. Wheels 31C running on the front table rail 37 are provided at the lower end of each cylinder 31B.

Below the front movable table 31,
As shown in FIGS. 2 and 3, a material lifter device 39 is provided as a material lifter device on which a material W to be processed by the turret punch press 1 is placed via a material pallet PW. The material moving lifter device 39 is provided on a front lifter rail 41 provided on the floor surface so as to be able to travel from a position below the front movable table 31 to a lower side in FIG.

At a position above the front movable table 31, a single-sheet picking-up device 43 for separating the materials W one by one from the stacked plate material on the material pallet PW placed on the material moving lifter device 39 is movable up and down. It is provided in. Above the front movable table 31, a loader frame 47 is suspended between a support 45 erected on the floor on the right side of the front table 25 in FIG. 2 and the upper frame 9 of the turret punch press 1. I have. Loader frame 47
1 and 2, a loader 49 is provided movably in the left-right direction in FIGS. 1 and 2, and a stretch 51 is provided below the loader 49 so as to be vertically movable. A number of suction pads 53 for sucking the plate material W are vertically provided on the stretch 51.

The rear table 27 will be described in more detail. The rear table rail 55 is provided on the floor so that the rear movable table 35 can be moved up and down from the pass line PL so as to be inserted below the rear fixed table 33. It is provided so as to be able to move freely on the. In addition, as a lifting drive device of the rear movable table 35, for example, as shown in FIG.
The structure can be the same as that of the vertical moving device.

Below the rear movable table 35, FIG.
And a turret punch press 1 as shown in FIG.
In the processed product G have products for mobile lifter apparatus 57 for example as a product lifter device to be mounted through the product pallet P _G is provided, the product for a mobile lifter device 5
Numeral 7 is provided on a rear lifter rail 59 provided on the floor surface so as to be able to travel freely from a position below the rear movable table 35 to a lower side in FIG.

At the right end position of the rear fixed table 33 in FIG. 4, the product G placed on the rear movable table 35 when the rear movable table 35 is moved below the rear fixed table 33. Is the rear movable table 35
For example, as shown in FIG. 9, a separator 61 as a plate material separating device for hanging on the edge of the product G so as not to move while riding on It is provided over. A roller 63 for preventing the product G from being damaged is provided on the right end face of the rear movable table 35 in FIG.

With the above configuration, the process of loading the material W into the turret punch press 1 will be described with reference to FIGS.
A description will be given with reference to FIGS.

In FIG. 6A, the front movable table 31 is located on a pass line PL having the same height as the front fixed table 29, and the front movable table 31 and the front fixed table 29 are used. The front table 25 is configured.

In FIG. 6B, the front movable table 31 is lowered from the position of the two-dot chain line pass line PL to the position of the solid line. The front-side movable table 31 has a height that can be inserted below the front-side fixed table 29 and a height that is higher than the stacked plate material W on the material pallet _PW of the material-moving lifter device 39 below. is there.

In FIG. 6 (C), the front movable table 31 is moved from the position indicated by the two-dot chain line to the position indicated by the solid line on the right side and inserted below the front fixed table 29, whereby the front movable table 31 is moved. The material moving lifter device 39 located below the base 31 is exposed.

At the same time when the material moving lifter device 39 is raised to the single-sheet picking position, the stretch 51 of the single-sheet picking-up device 43 located above the material moving lifter device 39 is lowered and the suction pad 53 is moved to the material picking-up position. 6 (C), the rightmost side of one of the uppermost sheets W of the stacked plate material on the moving lifter device 39 is attracted and lifted, so that the rightmost side of one of the sheets W is separated from the other ones. And is lifted above the height of the front movable table 31. At the same time, the material moving lifter device 39 is lowered to the standby position.

In FIG. 6 (D), while moving the front movable table 31 to the left original position, a single material W lifted by the single-sheet pick-up device 43 is placed on the front movable table 31. Is done.

7A and 7B, the front movable table 31 is raised to the position of the pass line PL. The carriage base 19 of the work movement positioning device 17 advances to the left in the Y-axis direction in FIG. 7A, and the work clamp 23 is stopped so as to be in a standby state at the origin setting position.

In FIG. 7C, the single-sheet picking-up device 4
3 is fixedly moved in the direction of the origin setting position (X-axis direction) to the left, and the plate W is set at the origin. Processed in 1.

Next, the process of unloading the product G processed by the turret punch press 1 will be described with reference to FIGS.
This will be described with reference to FIG.

8A and 8B, the finished product G is unclamped after being moved to a fixed position on the rear movable table 35 by the work movement positioning device 17.

In FIG. 8C, the rear movable table 35 is lowered from the position of the pass line PL. The rear movable table 35 is insertable height below the rear side fixing table 33, and is at a height located above the product G on the product pallet P _G below the product for a mobile lifter device 57 .

In FIG. 8D, when the rear movable table 35 is moved from the original position to the position indicated by the solid line on the left and inserted below the rear fixed table 33, it is placed on the rear movable table 35. Since the edge of the placed product G is hooked on the separator 61 provided at the right edge of the rear fixed table 33, the product on the rear movable table 35 is moved with the movement of the rear movable table 35. G is integrated onto the product pallet P _G product lifter device to be exposed downward while sliding on the roller 63 provided on the right end surface in FIG. 9 of the rear movable table 35.

While the product G is being carried out of the rear table 27 as described above, the next material W is filled with the above-described material W in FIGS. 6A to 6D and FIGS. 7A to 7C. Is carried into the turret punch press 1 from the front side table 25 as shown in FIG.

As described above, the loading of the material W and the unloading of the product G are performed within the processing range of the single unit of the turret punch press 1, so that the turret punch press 1 provided with the conventional plate material loading / unloading device is not required. Less than half the space.

Further, since the number of units in the entire apparatus is reduced, automation can be achieved only by adding a little cost to the price of a single unit, so that the cost can be greatly reduced, and an inexpensive plate loading / unloading apparatus can be obtained.

[0049] Material pallet P _W is in the lower position of the front-side movable table 31, the product pallet P _G is in the lower position of the rear movable table 35, the loading of the integrated and the next material W to be processed finished product G Can be performed at the same time, thereby shortening the setup time and improving the productivity.

The present invention is not limited to the above-described embodiment of the present invention, but can be embodied in other forms by making appropriate changes. In this embodiment, a turret punch press has been described as an example of a plate processing machine, but a punch press and other plate processing machines may be used.

Although the plate material loading / unloading device of the present invention can be transported alone, it can be connected to an automatic warehouse and has high expandability.

[0052]

As will be understood from the above description of the embodiments of the present invention, according to the first aspect of the present invention, the loading of the material and the unloading of the product are performed almost within the processing range of the single machine. A space saving of about half or less can be achieved as compared with a plate processing machine provided with a conventional plate loading / unloading device.

Further, since the number of units can be reduced as a whole, the cost can be greatly reduced, and an inexpensive plate material loading / unloading device can be provided.

Since the material pallet is on the front side and the product pallet is on the rear side, the accumulation of processed products and the loading of the next material can be performed at the same time, so that setup time can be reduced and productivity can be improved. it can.

According to the second aspect of the present invention, the effect is the same as that of the first aspect, and the loading and unloading of the material is performed substantially within the processing range of the single unit, so that the conventional plate loading and unloading device is provided. A space saving of about half or less can be achieved for a sheet material processing machine.

Further, since the number of units can be reduced as a whole, the cost can be greatly reduced, and an inexpensive plate material loading / unloading device can be provided.

Since the material pallet is on the front side and the product pallet is on the rear side, the accumulation of finished products and the loading of the next material can be performed at the same time, so that setup time can be reduced and productivity can be improved. it can.

According to the third aspect of the present invention, when the rear movable table is moved below the rear fixed table,
Since the edge of the product placed on the rear movable table can be hooked by the separating device, the product can be reliably accumulated in the lower product lifter device.

[Brief description of the drawings]

FIG. 1, showing an embodiment of the present invention, is a plan view of a plate material loading / unloading device in a turret punch press.

FIG. 2 is a front view of FIG.

FIG. 3 is a right side view of FIG. 1;

FIG. 4 is a left side view of FIG. 1;

FIG. 5 is a perspective view showing a structure of a lifting drive device of a front movable table and a rear movable table.

FIGS. 6A to 6D are explanatory views showing a process of loading a plate material.

7 (A) to 7 (C) are explanatory views showing a plate material carrying-in step following FIG. 6;

FIGS. 8A to 8D are explanatory views showing a process of unloading a processed product.

FIG. 9 is a partial perspective view showing the state of FIG. 8 (D).

FIG. 10 is a plan view of a plate material loading / unloading device in a conventional turret punch press.

FIG. 11 is a plan view of another conventional plate material loading / unloading device.

[Explanation of symbols]

 Reference Signs List 1 turret punch press 11 upper turret 13 lower turret 15 working table 17 work moving positioning device 23 work clamp 25 front side table 27 rear side table 29 front side fixed table 31 front side movable table 33 rear side fixed table 35 rear side movable table 37 Front table rail 39 Material moving lifter device (material lifter device) 41 Front lifter rail 43 Single-sheet suction device 49 Loader 53 Suction pad 55 Rear table rail 57 Product moving lifter device (product lifter device) 59 Rail for lifter 61 Separator (plate material separation device)

Claims (3)

[Claims] 1. A processing table comprising a front side table provided on a front side of a plate processing machine and a rear side table provided on a rear side, wherein the front side table is divided into a front side fixed table and a front side movable table. By lowering the front-side movable table from the pass line and moving and inserting it below the front-side fixed table, the material lifter device located below the front-side movable table is exposed, By lifting and lowering the single-sheet pick-up suction device located above the material lifter device, the materials are separated one by one from the laminated plate material placed on the material lifter device and lifted, and the front-side movable table is lifted. Move to the original position and raise it to the pass line. The workpiece is clamped by a workpiece movement positioning device and then moved to the processing position of the plate processing machine to be processed and processed. On the other hand, the rear table is divided into a rear fixed table and a rear movable table. After the processed product is moved onto the rear movable table by the work moving positioning device, the workpiece is unclamped, the rear movable table is lowered from a pass line, and the rear movable table is moved to the rear. A plate material carrying-in / out method in a plate material processing machine, wherein a product on the rear movable table is placed on a product lifter device below as the product moves to be inserted below the side fixed table. 2. A work movement positioning device which clamps a work on a processing table comprising a front table and a rear table and moves and positions the work to a processing position of a plate processing machine, wherein the front table is fixed to a front fixed table. And a front-side movable table. The front-side movable table is provided so as to be vertically movable and movable to be inserted below the front-side fixed table. Providing a material lifter device on which the material to be processed is placed, and raising and lowering a single-sheet suction device that separates the materials one by one from the stacked plate material placed on the material lifter device above the front side movable table The rear table is divided into a rear fixed table and a rear movable table. A product lifter device is provided so as to be vertically movable and movably provided so as to insert an a-side movable table below the rear-side fixed table, and to place a product processed by a plate processing machine below the rear-side movable table. A plate material loading / unloading device in a plate material processing machine, which is provided. 3. A plate member for separating a product placed on the rear movable table from a table surface and placing the product on the lower product lifter device when the product lifter device is inserted below the rear movable table. The plate material loading / unloading device in the plate material processing machine according to claim 2, further comprising a separating device.