JP2001129625A - Work chute - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a work chute with simple structure enabling efficient taking-out by smoothly chuting products manufactured from a workpiece. SOLUTION: This work chute has a brush table 22 on which brush-bundles 23 are planted and a chute table 20 with a vertically movable function, on a portion of a supporting table 10 near a machining position K. Each brush- bundle 23 penetrates through the opening 20A provided on the chute table 20. A product S manufactured from the workpiece W is placed on the chute table 20 by making the brush-bundles 23 lower into the openings 20A by raising the chute table 20, and by sloping the chute table 20, the product slides on the chute table 20 above the brush-bundles 23 lowered in the opening.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work shooter, and more particularly to a work shooter used for a plate processing machine such as a turret punch press and a laser processing machine.

[0002]

2. Description of the Related Art Conventionally, for example, a turret punch press has, as shown in FIG. 5, an upper turret 53 on which a punch P is arranged and a lower turret 54 on which a die D is arranged. And a ram cylinder 51 is provided on the upper frame 51 immediately above.

A support 55 is provided on a lower frame 56, and a work shooter 58 is mounted on the support 55 via a cylinder 57. A brush roller 59 is rotatably mounted on the work shooter 58. I have.

[0004] With this configuration, the work W gripped by the clamp 62 is conveyed over the work shooter 58 that is at a horizontal position with respect to the brush table 61 and positioned at the processing position.

When the ram cylinder 52 is operated in this state, a predetermined punching process can be performed on the work W held by the clamp 62 by cooperation of the punch P and the die D.

In this punching, for example, when a small product S is contour-cut from a workpiece W,
The cylinder 57 is operated to incline the work shooter 58 downward and to drive the brush roller 59 to rotate.

As a result, the small product S on the work shooter 58 falls into the duct 60 via the brush roller 59 which is driven to rotate.

[0008]

[Problems to be solved by the invention]

However, in FIG. 5, in order to rotate the brush roller 59, a belt, a motor, and the like are required, which complicates the configuration and increases the cost accordingly.

To solve this problem, a work shooter shown in FIG. 6 has been proposed.

The work shooter 70 shown in FIG. 6 has a brush bristle bundle 71 implanted on its surface, and is attached to a support column 72 of a lower frame 73 via a cylinder 74.

With this configuration, similarly to the case of FIG. 5, when the small product S is contour-cut from the work W, the cylinder 74 is operated to tilt the work shooter 70 downward.

Thus, the small product S on the work shooter 70 falls through the brush bristle bundle 71.

However, in FIG. 6, the small product S may be caught on the brush bristle bundle 71 and may not fall.

As a result, there are various adverse effects such as a clear reduction in the carrying efficiency of the small product S.

An object of the present invention is to provide a work shooter which has a simple structure and allows a product processed from a work to drop smoothly to improve the efficiency of carrying out the product.

[0017]

According to the present invention, as shown in FIG. 1, a brush bristle bundle 2 is provided on a portion of a support table 10 near a processing position K.
The brush table 22 is provided with a brush table 22 in which the brush hairs 3 are implanted and a shooter table 20 which can move up and down with respect to the brush table 22.
The brush bristle bundle 23 is penetrated through the opening 20A formed in the
Is immersed in the opening 20A, the product S processed from the work W is placed on the shooter table 20, and the product S slides on the immersed brush bristle bundle 23 of the shooter table 20 inclined downward. And a work shooter characterized by falling.

Therefore, according to the structure of the present invention, since the brush bristle bundle 23 is simply planted on the brush table 22 (FIG. 1), the structure is extremely simple, and when the product is carried out (FIG. 3 ( C)), the shooter table 20 in a state where the brush bristle bundle 23 is immersed in the opening 20A is tilted downward as it is, and the processed product S is slid on the immersed brush bristle bundle 23 to drop. The product S does not get caught on the brush bristle bundle 23.

Therefore, there is provided a work shooter which has a simple structure and allows the processed product to drop smoothly from the work to improve the product carrying-out efficiency.

[0020]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the accompanying drawings according to embodiments. FIG. 1 is a diagram showing an embodiment of the present invention.

The illustrated turret punch press has an upper turret 6 and a lower turret 7, and the upper turret 6 and the lower turret 7 have corresponding punches P and dies D arranged in a ring shape.

Chains 4 and 5 are wound around a rotation shaft 8 of the upper turret 6 and a rotation shaft 9 of the lower turret 7, respectively, and the chains 4 and 5 are connected to the drive shaft 3 (FIG. 1). The drive shaft 3 is wound and connected to the motor M.

With this configuration, the drive shaft 3 is driven by the motor M.
By rotating the chains 4 and 5, the upper turret 6 and the lower turret 7 are rotated synchronously, and a die including a predetermined punch P and a die D can be selected at a processing position.

In this state, if the ram cylinder 2 attached to the upper frame 1 is operated to press the punch P,
A small product S is formed from the original work W by performing predetermined punching, for example, contour cutting (FIG. 2) on the work W in cooperation with the die D.

The turret punch press (FIGS. 1 and 2) is provided with a center table 10, and a work shooter 40 is provided in a portion of the center table 10 near the processing position K.

That is, on the lower frame 18 of the turret punch press (FIG. 1), a support 19 is provided adjacent to the lower turret 7, and the support 19 has a base plate 24 and a brush table 22 integrated therewith. The brush table 22 is attached to the brush table 22 so as to be vertically movable.

The piston rod 25A of the clevis cylinder 25 is connected to the back surface of the base plate 24, and the clevis cylinder 25 is mounted on the support column 19.

Thus, the work shooter 40 is formed. The work shooter 40 is normally in the horizontal position, but is inclined downward by the clevis cylinder 25 when the small product S is carried out (FIG. 3C). The small product S slides on the shooter table 20 and falls into the duct 26 (FIG. 1), so that the small product S is carried out from the outlet 27.

The base plate 24 has a brush table 2
2 is fixed with a screw or the like.
A brush bristle bundle 23 is planted.

As described above, the brush bristle bundle 23 is merely planted on the brush table 22, and does not require a belt or a motor as compared with the conventional brush roller 59 (FIG. 5). According to the present invention, a work shooter 40 having a simple structure is provided.

Each brush bristle bundle 23 passes through an opening 20A of the shooter table 20 located above the brush table 22.

On the back surface of the base plate 24, a cylinder 21 is provided.
A (FIG. 3 (A)) is a hollow portion 3 formed in the base plate 24.
0 and passes through a cavity 31 formed in the brush table 22 and is joined to the back surface of the shooter table 20.

With this configuration, normally (FIG. 3
(A)) The shooter table 20 is lowered so that the brush bristle bundle 23 is projected upward to support the work W.

When the contour cutting of the small product S is completed (FIG. 3B), the cylinder 21 is operated to raise the shooter table 20, and the brush bristle bundle 23 is immersed in the opening 20A.

At the time of unloading (FIG. 3 (C)), the shooter table 20 in which the brush bristle bundle 23 is immersed in the opening 20A is placed on the clevis cylinder 2 described above.
5 is operated to incline downward.

Accordingly, the processed small product S slides on the immersed brush bristle bundle 23 and is placed in the duct 26 (FIG. 1).
, So that the small product S is in a conventional manner (FIG. 6).
According to the present invention, the product processed from the work falls smoothly without being caught on the brush bristle bundle 23, and the product carrying efficiency is improved.

When the shooter table 20 moves up and down, the brush bristle bundle 23 slides through the opening 20A.

For this reason, the brush bristle bundles 23 need to be smoothly slid and guided without being caught on the shooter table 20, and therefore, for example, a brush bristle bundle guide mechanism shown in FIG. 4 is provided. ing.

FIG. 4A shows a case where R processing is performed on the upper and lower sides of the inner periphery of the opening 20A of the shooter table 20.

With this configuration, when the shooter table 20 moves up and down (FIG. 4A), the brush bristle bundle 23
Also slides in the opening 20A.
3 is guided very smoothly by the R without being caught in the opening 20A.

FIG. 4B shows a brush bristle guide 28 fitted in the opening 20A of the shooter table 20, and a rounding process is performed on the upper and lower portions of the inner periphery of the brush bristle guide 28. Is made to penetrate.

In this case, the brush bristle guide 28 functions as a sliding bearing with respect to the brush bristle bundle 23, and is formed of a material which satisfies the conditions such as being easily adapted to the brush bristle bundle 23 and not seizing. be able to.

With this configuration, when the shooter table 20 moves up and down (FIG. 4B), the brush bristle bundle 23
When the brush slides inside the brush bristle guide 28, the brush bristle bundle 23 is guided more smoothly without being caught by the brush bristle bundle guide 28 and its R.

FIG. 4 (C) shows the brush bristle guide 28 of FIG. 4 (B) formed long toward the vicinity of the brush table 22 so that the brush bristle bundle 23 passes through it. .

In this case, by making the brush bristle bundle guide 28 long, the entire brush bristle bundle 23 is supported by the long brush bristle bundle guide 28 while the shooter table 20 moves up and down.

Therefore, with this configuration, even when the brush bristle bundle 23 slides in the brush bristle bundle guide 28 by the vertical movement of the shooter table 20 (FIG. 4C), the brush bristle bundle 23 Are guided more smoothly than in FIG. 4B, and accidents such as catching are almost eliminated.

On the other hand, on both sides of the center table 10 (FIG. 2) of the turret punch press, side tables 10A,
10B are arranged, and the side tables 10A, 10B
Are joined to a carriage base 11 described later.

A Y-axis guide rail 17 is laid on the lower frame 18 of the turret punch press.

The carriage base 11 is slidably connected to the Y-axis guide rail 17, and a ball screw 14 is screwed to the carriage base 11, and the ball screw 14 is connected to the Y-axis guide rail 17. It is connected to the motor My.

An X-axis guide rail 16 is provided on the carriage base 11, and a carriage 12 is slidably coupled to the X-axis guide rail 16, and the carriage 12 holds a workpiece W. A clamp 13 is mounted.

The carriage 12 has a ball screw 1
5, and the ball screw 15 is connected to the X-axis motor Mx.

With this configuration, when the X-axis motor Mx is rotated, the carriage 12 moves on the carriage base 11 in the X-axis direction, and when the Y-axis motor My is rotated, the carriage 12 is moved. , Side table 10A,
It moves in the Y-axis direction together with 10B.

Thus, the workpiece W held by the clamp 13 mounted on the carriage 12 can be positioned at the processing position K. Then, in this state, predetermined punching is performed on the work W.

The operation of the present invention having the above configuration will be described below.

(1) Supporting the work W.

First, by rotating the X-axis motor Mx and the Y-axis motor My (FIG. 2), the carriage 12 is moved in the X-axis direction, and the carriage base 11 is moved in the Y-axis direction. The finished work W is positioned at the processing position K.

In this case, as shown in FIG. 3A, the shooter table 20 is previously positioned at the lowest position by operating the cylinder 21, and the brush bristle bundle 23 projects above the shooter table 20. ing.

Accordingly, the work W positioned at the processing position K is also supported on the brush bristle bundle 23 projecting from the shooter table 20.

(2) Processing of the work W is completed.

Next, by operating the cylinder 21 again (FIG. 3B), the shooter table 20
Is raised, and the brush bristle bundle 23 is immersed in the opening 20A.

In this case, the brush bristle bundle 23 is slid and guided, for example, along a brush bristle bundle guide 28 (FIG. 3B).
And R (FIG. 4 (B)), the vehicle can be guided very smoothly without causing a catching accident or the like.

When the ram cylinder 2 is actuated (FIG. 1) while the brush bristle bundle 23 is immersed in the opening 20A (FIG. 3B), the punch P is struck (FIG. 3B). The work W is subjected to final contour cutting processing by cooperating with the die D (FIG. 2).
Is formed (FIG. 3B), and the waste 29 is discharged.

After the contour cutting, the shooter table 20 may be raised.

(3) Unloading of the small product S.

After the small product S has been contour-cut, the clevis cylinder 25 is operated (FIG. 3C).

In this case, as described above, the piston rod 25A of the clevis cylinder 25 is connected to the back surface of the base plate 24, and since the piston rod 25A is retracted, the base plate 24 attached to the column 19 is retracted.
And the brush table 22 both pivot downward.

Therefore, the cylinder 2 is
Shooter table 20 mounted via 1
Also turns in the same direction and tilts downward as shown.

For this reason, the small product S slides on the brush bristle bundle 23 immersed in the opening 20A of the shooter table 20 inclined downward, and falls into the duct 26 (FIG. 1).
It is carried out from the outlet 27.

As described above, according to the present invention, since the brush bristle bundle 23 is simply planted on the brush table 22, the structure is extremely simple, and when the small product S is carried out (FIG. 3 (C)). )), The shooter table 20 is inclined downward, and the small product S slides and falls on the brush bristle bundle 23 immersed in the opening 20A of the inclined shooter table 20. There is no snagging, and the unloading efficiency of the product improves.

In the above embodiment, the case where the present invention is applied to a turret punch press has been described in detail. However, the present invention is not limited to this, and may be applied to other plate processing machines such as a laser processing machine. Of course, the same effect can be obtained.

[0071]

As described above, according to the present invention, the brush table in which the brush bristle bundle is planted in the portion of the support table near the processing position and the brush table can be moved up and down with respect to the brush table. A shooter table is provided, and the brush bristle bundle penetrates an opening formed in the shooter table. By raising the shooter table, the brush bristle bundle is immersed in the opening, and a product processed from a workpiece is removed. Technical measures have been taken in which the product is placed on a shooter table and the product slides down on the immersed brush bristle bundle of the shooter table inclined downward.

Therefore, according to the configuration of the present invention, the brush bristle bundle is simply planted on the brush table.
The structure is extremely simple, and when the product is carried out, the shooter table with the brush bristle immersed in the opening is tilted downward as it is, and the processed product slides on the immersed brush bristle and falls. So that the product does not get caught on the brush bristle bundle.

As a result, there is provided a technical effect that the structure is simple and a work shooter is provided in which the processed product is smoothly dropped from the work to improve the product carrying-out efficiency. .

[0074]

[Brief description of the drawings]

FIG. 1 is a diagram showing an embodiment of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is an operation explanatory view of the present invention.

FIG. 4 is a view showing a brush bristle bundle guiding mechanism according to the present invention.

FIG. 5 is an explanatory diagram of a first related art.

FIG. 6 is an explanatory diagram of a second conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Upper frame 2 Ram cylinder 3 Turret drive shaft 4, 5 Chain 6 Upper turret 7 Lower turret 8 Rotation axis of upper turret 6 9 Rotation axis of lower turret 7 10 Center table 11 Carriage base 12 Carriage 13 Clamp 14, 15 Ball screw 16 X-axis guide rail 17 Y-axis guide rail 18 Lower frame 19 Prop 20 Shooter table 21 Cylinder 22 Brush table 23 Brush 24 Base plate 25 Clevis cylinder 26 Duct 27 Outlet 28 Brush guide 29 Cas 30, 31 Cavity 40 Work Shooter W Work S Small product

Claims (6)

[Claims] 1. A brush table in which a brush bristle bundle is planted and a shooter table movable up and down with respect to the brush table are provided in a portion of the support table near a processing position. Penetrates through the opening formed in the shooter table, and raises the shooter table so that the brush bristle bundle is immersed in the opening, and the product processed from the work is placed on the shooter table, and the product is placed on the shooter table. A work shooter which slides on the immersed brush bristle bundle of a shooter table inclined downward and falls. 2. The work shooter according to claim 1, wherein said brush table is mounted on a base plate, and a shooter table is moved up and down by a cylinder provided on a back surface of said base plate. 3. The work shooter according to claim 2, wherein the piston rod of the cylinder passes through a cavity formed in the base plate and a cavity formed in the brush table 22, and is connected to the back surface of the shooter table. . 4. The work shooter according to claim 1, wherein the upper and lower portions of the inner periphery of the opening are rounded. 5. The work according to claim 1, wherein a brush bristle guide is fitted into the opening, and an upper and lower portion of an inner periphery of the brush bristle guide is rounded, and the brush bristle bundle passes through the inside. Shooter. 6. The work shooter according to claim 5, wherein said brush bristle bundle guide is formed longer toward said brush table.