JPH10202588A - Product/scrap sorting method and device in plate working machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve reliability of sorting of product and scrap and reduce dead time of ejecting time of a product and scrap. SOLUTION: In the lower side of a work chute 17 ejecting a product P worked in a plate working machine and a scrap S, a sorting plate 35 constituted by striking the one side end edges of a receiving plate 31 for product receiving the product P and a receiving plate 33 for scrap receiving the scrap S at an angle and integrally fixing the plates 31 and 33 is formed. By supporting the fixed end edge side of this sorting plate 35 and rotating the opening end edge side of the sorting plate 35 in the vertical direction, the product P is made to fall from the work chute 17 to the receiving plate 31 for product of the sorting plate 35, the scrap S is made to fall to the receiving plate 33 for scrap and the product P and the scrap S are sorted. Only if the sorting plate 35 is moved in the vertical direction, the product P on the receiving plate 31 for product slides down and the scrap S on the receiving plate 33 for scrap slides down, and the product P and scrap S are easily sorted into a storage container 49 for product side and a storage container 53 for scrap, respectively.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

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

[0002]

2. Description of the Related Art Conventionally, when a product is processed from a work by a plate material processing machine such as a punch press or a laser processing machine, scrap such as a piece of the work or a broken material is generated at the same time. It may be carried out on a belt conveyor in a mixed state.

[0003] These products and scraps are sorted and carried out, and stored in a product storage container and a scrap storage container, respectively.

In a conventional product / scrap sorting method and apparatus, for example, as shown in FIG.
Below the rotatable work shooter 101 that carries out the product P and the scrap S, a receiving plate 103 that receives the product P and the scrap S falling from the work shooter 101 is arranged. One end of the receiving plate 103 is journalled, and the other end of the receiving plate 103 is rotatably provided up and down. The product P and the scrap S falling from the work shooter 101 are substantially in a horizontal state. Is configured to fall on the receiving plate 103 of the first embodiment.

A belt conveyor 105 for transporting the product P is disposed below one side edge of the receiving plate 103, and a product storage 107 for storing the product P is disposed below the belt conveyor 105. ing. The receiving plate 1
A scrap storage container 109 for storing the scrap S is disposed below the other side edge of the scrap 03.

When the product P from the work shooter 101 falls onto the substantially horizontal receiving plate 103, the receiving plate 10
3, the product P slides down on the receiving plate 103, falls on one side edge of the receiving plate 103 onto the belt conveyor 105, and is turned by the belt conveyor 105. To the storage container 107.
After the product P falls onto the belt conveyor 105, the receiving plate 103 returns to the substantially horizontal original position.

On the other hand, when the scrap S from the work shooter 101 falls on the receiving plate 103 at the original position, the scrap S is rotated on the other side edge of the receiving plate 103 so that the scrap S moves on the receiving plate 103. Sliding down and receiving plate 103
From the other side edge into the scrap storage container 109.

Next, another conventional method and apparatus for sorting products and scraps will be described. As shown in FIG. 4, a belt conveyor 111 is provided below a work shooter 101a, and the belt conveyor 111 is conveyed. A receiving plate 113 that receives the product P and the scrap S from the belt conveyor 111 is disposed on the front end side in the direction. The receiving plate 113 is attached to the distal ends of rods of two sets of cylinders 115 and 117 arranged in front of the belt conveyor 111, and the upper surface of the receiving plate 113 is generally kept substantially horizontal.

Below the front end of the receiving plate 113, a product storage container 119 for storing the product P is disposed.
Below the rear end of the receiving plate 113, a scrap storage container 121 for storing the scrap S is disposed.

When the product P from the work shooter 101a falls onto the receiving plate 113, the cylinder 115 on the front side
Is operated to rotate the front end side of the receiving plate 113 downward, so that the product P slides on the receiving plate 113 and
3 falls into the lower product storage container 119 from the front end. Thereafter, the cylinder 115 on the front side operates to return the receiving plate 113 to the original position in a substantially horizontal state.

On the other hand, when the scrap S from the work shooter 101a falls on the receiving plate 113, the cylinder S on the rear side is operated to rotate the rear end side of the receiving plate 113 downward, thereby reducing the scrap S. It slides on the receiving plate 113 and falls from the rear end of the receiving plate 113 to the scrap storage container 121 below. Thereafter, the rear cylinder 117 is operated, and the receiving plate 113 returns to the original position.

[0012]

By the way, in the conventional product / scrap sorting method and apparatus, the product P
There is a problem in that when scraps are sorted from the scraps S, the scraps S may remain on the receiving plates 103 and 113, so that 100% sorting cannot be performed.

After the product P falls on the receiving plates 103 and 113, the receiving plates 103 and 113 are tilted to
03, 113, and the product storage containers 107, 11
9, and until the receiving plates 103, 113 return to their original positions, the scrap S is received by the receiving plates 103, 1
13 cannot be dropped. Similarly, the reverse of the above case is the same, while the scrap S is being sorted, the product P
It cannot be dropped on the receiving plates 103 and 113.
As described above, there is a problem that intervals such as waiting for product unloading and scrap unloading occur, which is inefficient.

If the above interval is not taken into consideration, there is a problem that the product P and the scrap S are mixed.

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 improve the reliability of sorting products and scraps and reduce waste of time for unloading products and scraps. An object of the present invention is to provide a method and an apparatus for sorting products and scraps in a sheet material processing machine.

[0016]

According to the present invention, there is provided a sheet processing machine according to the present invention.
The scrap sorting method is a product / scrap sorting method in which a product processed by a sheet processing machine and scrap are carried out from a work shooter to sort the product and scrap. The product from the work shooter is dropped onto the product receiving plate by rotating a sorting plate including a receiving plate and a scrap receiving plate for receiving scrap, while the scrap is dropped onto the scrap receiving plate. It is characterized by sorting products and scraps.

Therefore, when the product falls from the work shooter, if the sorting plate is rotated so that the product falls on the product receiving plate, the product receiving plate is inclined. The product slides down and is sorted to the product storage container side. Next, when the sorting plate is rotated to drop the scrap from the work shooter to the scrap receiving plate, the scrap receiving plate rotates and inclines, so that the scrap on the scrap receiving plate slides down and is scrapped. It is stored in the storage container.

As described above, since the receiving plate for receiving the product and the scrap is separately provided, the product and the scrap are sorted so as not to be mixed.

Further, the product and the scrap can be easily sorted only by moving the sorting plate up and down, and there is no interval for waiting for the product to be carried out and for the scrap to be carried out. .

According to a second aspect of the present invention, there is provided a product / scrap sorting apparatus in a plate material processing machine according to the present invention, wherein a product processed by the plate material processing machine and a rotatable work shooter for carrying out scraps are provided, A sorting plate formed by integrally fixing the one side edge of the receiving plate for receiving the product and the receiving plate for scrap receiving the scrap at an angle is provided at a position below the work shooter, After the product or scrap from the work shooter is received by the product receiving plate or scrap receiving plate, the product or scrap is rotatably provided so as to be dropped.

Therefore, similarly to the operation of the first aspect, since the receiving plate for receiving the product and the scrap is separately provided, the product and the scrap can be surely sorted so as not to be mixed.

Further, the product and the scrap are easily sorted only by moving the sorting plate up and down, and there is no interval for waiting for the product to be carried out and for the scrap to be carried out. .

According to a third aspect of the present invention, there is provided a product / scrap sorting apparatus for a plate material processing machine according to the present invention, wherein the product receiving plate has a plurality of brushes on the surface thereof. It is characterized by being constituted by a table in which hair is planted.

Therefore, the products dropped on the table of the brush are sorted without being damaged.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a method and an apparatus for sorting products and scraps in a sheet processing machine according to the present invention will be described below with reference to the drawings, taking a punch / laser combined processing machine as a plate processing machine as an example. .

Referring to FIG. 2, a combined punch / laser machine 1 according to this embodiment has a lower frame (not shown).
And an upper frame (not shown) which is appropriately separated from the lower frame to provide a work area on the lower frame, and which is integrally provided via a support (not shown).

A punching section for punching a work is provided at one side of the work area. The punching portion is a disk-shaped upper turret 3 rotatably mounted on the upper frame and a disk-shaped lower turret rotatably mounted on the lower frame while being appropriately separated from the upper turret 3. 5 and the like.
On the concentric circle of the upper turret 3, punches 7 which are appropriately spaced in the circumferential direction are detachably mounted. An appropriate number of dies 9 corresponding to the plurality of punches 7 are detachably mounted on the lower turret 5.

The upper and lower turrets 3 and 5 are synchronously rotated in the same direction by a turret driving mechanism (not shown) and indexed and stopped at predetermined positions. The punch 7 mounted on the upper turret 3 is pressed by a striker (not shown) that moves up and down via a ram operating unit (not shown) provided on the upper frame at a processing station indexed to a processing position. It is. The processing position of the punch is the punch center P. in FIGS. It is represented by C.

In the combined punch / laser machine 1, a laser processing head 11 is provided on the upper frame to the right of the processing positions of the upper and lower turrets 3 and 5 in FIG. The workpiece is irradiated with a laser beam from the nozzle.

More specifically, the combined punch / laser machine 1 has a built-in laser oscillator (not shown) for oscillating a laser beam, and the laser beam oscillated by this laser oscillator passes through an intensity adjusting device (not shown). At the laser processing head 11, the light is reflected vertically downward through a bend mirror (not shown). This laser beam is focused by a focusing lens (not shown) provided inside the laser processing head 11. Laser processing such as cutting into a desired shape is performed by focusing the laser beam on a workpiece transferred and positioned with respect to the irradiation optical axis of the focused laser beam. The processing position of the laser is shown in FIG. It is represented by C.

On the other side of the lower frame, a center table 13 (fixed table) on which a work is placed
The center table 13 is provided in the side direction (the vertical direction in FIG. 2) of the center table 13.
In addition, a side table 15 (movable table) for mounting and supporting the work is provided movably in the left-right direction in FIG.

The center table 13 forms a part of the center table 13 at a position below the processing stations for the upper and lower turrets 3 and 5 and the nozzle at the tip of the laser processing head 11, and a processed product is formed. A work shooter 17 for carrying out is provided.

The side tables 15 are integrally connected via a carriage base 19 having one end extending in a direction perpendicular to the moving direction. The carriage base 19 is connected to the carriage base 19. The carriage 21 is slidable in the X-axis direction, which is the same as the longitudinal direction. An appropriate number (two in the present embodiment) of clamp devices 23 capable of gripping an end of the work W are mounted on the carriage 21 so as to be movable and fixed in the moving direction of the carriage 21.

A ball screw (not shown) to which the carriage 21 is attached is provided in the X-axis direction which is the longitudinal direction of the carriage base 19, and the X-axis drive motor (not shown) is provided to this ball screw via a transmission member. (Omitted).

With the above configuration, when the X-axis drive motor is driven, the carriage 21 is moved up and down (X-axis direction) in FIG. 2 via the ball screw.
One end of the carriage 21 is connected to a Y-axis drive motor (not shown), and the carriage base 19 is moved in the left-right direction (Y-axis direction) in FIG. 2 by driving the Y-axis drive motor. Will be. Therefore, the work W gripped by the clamp device 23 has the X-axis,
It will be moved in the Y-axis direction.

Hereinafter, the product / scrap sorting apparatus 25 according to the embodiment of the present invention will be described in detail.

Referring to FIG. 1, the work shooter 17 forms a part of the center table 13 and is provided rotatably below the upper surface of the center table 13 (pass line PL in FIG. 1). ing. More specifically, one end of the work shooter 17 is supported by the lower frame, and the other end of the work shooter 17 is turned obliquely below the upper surface of the center table 13 by driving the cylinder 27. Are provided at the H point.
Normally, the work shooter 17 is located on the same plane as the upper surface of the center table 13, and rotates downward as necessary when unloading a processed product.

In the embodiment of the present invention, an auxiliary work shooter 29 is fixed to a support member of the center table 13 on an extension of the work shooter 17 which has turned obliquely downward. Below the auxiliary work shooter 29, a product receiving plate 31 for receiving the product P from the work shooter 17 and a scrap receiving plate 33 for receiving the scrap S from the work shooter 17 are formed in an L shape. A sorting plate 35, which is abutted so as to form and is integrally fixed, is provided rotatably up and down.

More specifically, the fixed edge of the sorting plate 35 between the product receiving plate 31 and the scrap receiving plate 33 is provided on the floor (floor line FL in FIG. 1).
7 so that the product P or scrap S from the work shooter 17 can drop to the open edge of the product receiving plate 31 or scrap receiving plate 33. Auxiliary work shooter 29
Is provided so as to be rotatable up and down at a position below.

Side plates 39 are fixed to both sides of the product receiving plate 31 and the scrap receiving plate 33 in the horizontal direction.
The side plate 39 has an elongated hole 45 for guiding the tip of a piston rod 43 of an air cylinder 41 described later.

The opening angle between the product receiving plate 31 and the scrap receiving plate 33 is not necessarily limited to a substantially right angle as shown in FIG. An obtuse angle is acceptable.

The upper surface of the product receiving plate 31 is constituted by a table on which a large number of brushes 47 are planted so as to serve as a cushion material for preventing the product P from being damaged when the product P falls. .

The rear end of the air cylinder 41 is journaled at the base of the column 37, and the front end of the piston rod 43 of the air cylinder 41 is connected to the long hole 45 of the side plate 39 of the sorting plate 35.
The piston rod 4 is slidably engaged with the piston rod 4.
By the expansion and contraction of 3, the open end sides of the receiving plates 31 and 33 of the sorting plate 35 are turned up and down at a position below the auxiliary work shooter 29.

A product conveyor 51 for carrying out the product P and storing it in the product storage container 49 is provided below the fixed end side of the product receiving plate 31. Below the edge, a scrap conveyor 55 is provided for carrying out the scrap S and storing it in the scrap storage container 53.

When the product P falls from the work shooter 17 through the auxiliary work shooter 29, the piston rod 43 of the air cylinder 41 is contracted so that the product receiving plate 31 is at a substantially horizontal position. Sorting board 3
5 is turned to drop the product P onto the brush 47 of the product receiving plate 31 as shown by the dotted line in FIG.

Next, when the scrap S drops, the piston rod 43 of the air cylinder 41 is extended, and the sorting plate 35 is rotated so that the product receiving plate 31 is positioned above the lower end of the auxiliary work shooter 29. Then, the scrap S falls on the scrap receiving plate 33 as shown by the two-dot chain line in FIG.

At this time, since the scrap receiving plate 33 is inclined, the scrap S falls onto the lower scrap conveyor 55, is conveyed by the scrap conveyor 55, and is stored in the scrap storage container 53. Further, since the product receiving plate 31 is inclined by the rotation of the sorting plate 35, the product P on the product receiving plate 31 slides down and falls onto the product conveyor 51 as shown by the dotted line in FIG. Transported on the product conveyor 51 and the product storage container 49
Is stored in

As described above, the product P and the scrap S are easily sorted so that the product P and the scrap S are not mixed only by the vertical movement of the sorting plate 35, and there is no interval between the product P and the scrap discharge. Scrap S
This eliminates waste of the carry-out time, and the product P and the scrap S are efficiently sorted and stored.

The present invention is not limited to the above-described embodiment, but can be implemented in other modes by making appropriate changes. In the example of the present embodiment, a punch / laser combined machine has been described as an example of a plate machine, but a punch press, a laser machine, and another plate machine may be used.

[0050]

As can be understood from the above embodiment, according to the first aspect of the present invention, when a product falls from the work shooter, the product falls on the product receiving plate. The sorting plate is rotated. Next, when the scrap falls from the work shooter, the sorting plate is rotated so that the scrap falls onto the scrap receiving plate. Since the product receiving plate is inclined, the product on the product receiving plate slides down, is sorted and stored in the product storage container side, and the scrap from the work shooter is dropped onto the scrap receiving plate. Therefore, when the sorting plate is rotated, the scrap receiving plate rotates and tilts, so that the scrap on the scrap receiving plate slides down and is stored in the scrap storage container.

As described above, since the receiving plates for receiving the product and the scrap are separately provided, the product and the scrap can be surely sorted so as not to be mixed.

Further, the product and the scrap can be easily sorted only by moving the sorting plate up and down, and there is no interval such as waiting for the product to be carried out and waiting for the scrap to be carried out. .

According to the second aspect of the invention, similarly to the effect of the first aspect, since the receiving plate for receiving the product and the scrap is separately provided, the product and the scrap can be surely sorted so as not to be mixed.

Further, the product and the scrap can be easily sorted only by moving the sorting plate up and down, and there is no interval such as waiting for the product to be carried out or waiting for the scrap to be carried out. .

According to the third aspect of the present invention, the products fall on the product receiving plate composed of a table on which a plurality of brushes are planted, so that the products can be sorted without being damaged.

[Brief description of the drawings]

FIG. 1 shows an example of an embodiment of the present invention.
It is a front view of a scrap sorter.

FIG. 2 is a plan view of a combined punch / laser machine according to an embodiment of the present invention.

FIG. 3 shows a conventional example and is a schematic view of a product / scrap sorting apparatus.

FIG. 4 shows another conventional example and is a schematic view of a product / scrap sorting apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Punch laser combined machine 7 Punch 9 Die 11 Laser processing head 13 Center table 17 Work shooter 21 Carriage 23 Clamping device 25 Product / scrap sorting device 31 Product receiving plate 33 Scrap receiving plate 35 Sorting plate 41 Air cylinder (drive) Means) 47 brush

Claims (3)

[Claims] 1. A product / scrap sorting method for unloading a product and scrap processed by a plate material processing machine from a work shooter to sort the product and scrap, wherein the product and the scrap are located below the work shooter and receive the product. The product from the work shooter is dropped onto the product receiving plate by rotating a sorting plate including a receiving plate and a scrap receiving plate for receiving scrap, while the scrap is dropped onto the scrap receiving plate. A method for sorting products and scraps in a sheet material processing machine, which comprises sorting products and scraps. 2. A rotatable work shooter for carrying out a product and a scrap processed by a plate material processing machine is provided, and a product receiving plate receiving the product from the work shooter and a scrap receiving plate receiving the scrap. A sorting plate formed by abutting one side edge at an angle and integrally fixed at a position below the work shooter, and receiving a product or scrap from the work shooter into the product receiving plate or scrap. A product / scrap sorting apparatus in a sheet material processing machine, wherein the apparatus is rotatably provided so as to be dropped after being received by a receiving plate. 3. A product / scrap sorting apparatus in a plate material processing machine according to claim 2, wherein the surface of said product receiving plate is constituted by a table on which a plurality of brushes are planted.