JPH11349215A - Sheet-like work piece separating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sheet-like work piece separating device capable of easily and reliably separating a product part of a sheet-like work piece from a unnecessary part. SOLUTION: A sheet-like work piece 1 composed of an unnecessary part 3 and a product part 2 is placed on a base 11, and the sheet-like work piece 1 is fixed by a suction hole 17. The unnecessary part 3 of the sheet-like work piece 1 is gripped by a gripping claw 14. The griping claw 14 is relatively moved in relation to the base 11. At this time, the unnecessary part 3 of the sheet-like work piece is lifted upward, the product part, 2 remains on the base, and therefore, both parts are separated from each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet work separating apparatus for separating only a product portion from a sheet work including an unnecessary portion and a product portion.

[0002]

2. Description of the Related Art In general, a sheet-like work including an unnecessary portion and a product portion, for example, an etched metal sheet is known. Unnecessary part and product part in sheet-like work are connected only partly so that they can be separated,
Alternatively, they are connected so as to be separable via a through wire having a thickness of 20 to 50%.

[0003] When only the product portion is separated from the sheet-like work, the separating operation is performed manually, and the unnecessary portion is subsequently discarded.

[0004]

As described above, conventionally, when only a product portion is separated from a sheet-shaped work, the separation is manually performed. The work of separating the parts takes time and is complicated.

The present invention has been made in view of such a point, and even when a sheet-like work has a plurality of product parts, only the product part can be easily and easily separated from the sheet-like work. It is an object of the present invention to provide a sheet-like work separating apparatus that can perform the work.

[0006]

According to the present invention, an unnecessary part includes:
A base for placing and fixing a sheet-like work composed of a product part detachably connected to the unnecessary part, and a grip provided above the base to hold an end of the unnecessary part and to be relatively movable with respect to the base A sheet-like work separating device comprising a claw.

According to the present invention, a sheet-like work is placed and fixed on a base. Next, the end of the unnecessary portion of the sheet-like work is gripped by the gripper, and the gripper moves relative to the base, whereby the product portion and the unnecessary portion of the sheet-like work are separated.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS First Embodiment An embodiment of the present invention will be described below with reference to the drawings.

FIGS. 1 and 2 show a first embodiment of a sheet-like work separating apparatus according to the present invention.

First, the sheet-like work 1 will be described with reference to FIG. The sheet-like work 1 is made of, for example, an etched thin metal plate, and has a product part 2 and an unnecessary part 3. In this case, the product part 2 and the unnecessary part 3 are connected only partly so as to be separable at the connecting part, or are connected so as to be separable via a through wire having a thickness of 20 to 50%.

Next, the sheet-like work separating apparatus will be described. Sheet-like work separation device 1 shown in FIGS. 1 and 2
0 is a base 11 on which the sheet-like work 1 is placed and fixed;
A gripping claw 14 is provided above the base 11 and grips the end of the unnecessary portion 3 and lifts it obliquely upward.

The base 11 has a large number of suction holes 17 on the surface thereof.
The suction passage 17a communicates with a suction passage 17a inside the suction passage 1, and the suction passage 17a communicates with a negative pressure source (not shown). Also, on the base 11, unnecessary portions 3 of the sheet-like work 1
Is provided rotatably.

The base 11 is relatively movable in the horizontal direction with respect to the gripping claws 14 and the pair of gripping rollers 13. Further, on the side of the base 11, a sheet-like workpiece transfer device 12 is provided on the upstream side, and a product partial transfer device 15 is provided on the downstream side.

Next, the operation of the present embodiment having the above configuration will be described.

First, the sheet-like work 1 is transferred onto the base 11 by the sheet-like work transfer device 12. At this time, the sheet-like work 11 is
The sheet-like work 11 is arranged at a predetermined position on the base 11 while detecting the position of
(A)). Thereafter, the sheet-like work 1 is sucked by the suction holes 17 of the base 11.

Next, the base 11 moves in the horizontal direction, and reaches the position where the gripping claws 14 and the gripping rollers 13 are installed. Then, the unnecessary part 3 of the sheet-like work 1
Is gripped by the gripping claws 14, and the gripping claws 14 lift the ends of the unnecessary portions 3 obliquely upward (FIGS. 1B and 2B). In this case, the unnecessary part 3 and the product part 2 of the sheet-like work 1 are separated, and the product part 2 is
Only the unnecessary portions 3 remain on the upper side and are lifted by the gripping claws 14.

When the end of the unnecessary portion 3 of the sheet-like work 1 is gripped by the gripping claws 14, the sheet-like work 1 is preliminarily placed on the base 11 to facilitate this gripping operation.
It is placed diagonally above. In addition, gripping claw 1
In order to facilitate the gripping operation by the gripper 4, a recess (not shown) in which the gripper 14 can enter is provided at a position corresponding to the end of the unnecessary portion 3 gripped by the gripper 14 in the base 11. Instead of providing such a depression, the gripper 1
The end of the unnecessary portion 3 gripped by 4 may protrude outside the base 11 in advance.

Next, the gripping claws 14 release the ends of the unnecessary portions 3, and the unnecessary portions 3 are gripped by a pair of gripping rollers 13 provided near the gripping claws 14. Thereafter, the pair of gripping rollers 13 rotate while gripping the unnecessary part 3, and at the same time, the base 11 moves, and the product part 2 of the sheet-like work 1 is completely separated from the unnecessary part 3 (FIG. 1 (c) and FIG. 2
(C)).

Thereafter, the suction action of the suction holes 17 of the base 11 is stopped, and the product portion 2 on the base 11 is recovered from the base 11 by the product portion transfer device 15.

As described above, according to the present embodiment, only the product part 2 can be easily and reliably separated from the sheet-like work 1. Second Embodiment Next, a second embodiment of the present invention will be described with reference to FIGS. In the second embodiment shown in FIGS. 3 and 4, the cover plate 20 having substantially the same shape as the product portion is placed on the product portion 2 of the sheet-like work 1 on the base 11 by the cover plate mounting device 21. Other components are substantially the same as those of the first embodiment shown in FIGS. 1 and 2.

3 and FIG. 4, FIG. 1 and FIG.
The same parts as those of the first embodiment shown in FIG.

As shown in FIG. 3 and FIG.
, A cover plate mounting device 21 is disposed to face the sheet-like workpiece transfer device 12. A cover plate recovery device (not shown) is provided on the side of the base 11 near the product part transfer device 15.

3 and 4, first, the base 11
The sheet-like work 1 is transferred thereon by the sheet-like work transfer device 12, and then the product part 2 of the sheet-like work 1 is transferred.
A lid plate 20 having substantially the same shape as the product portion 2 is placed on the lid by a lid plate placing device 21 (see FIGS. 3A and 3A).
(A)).

Next, the sheet-like work 1 is sucked by the suction holes 17 of the base 11. In this case, the cover plate 20 is made of a metal plate having no air permeability, and presses the product portion 2 from above. Also, even if a hole or a slit is formed in the product part 2, the product part 2 is completely covered by the cover plate 20,
The product portion 2 can be reliably sucked by the suction hole 17 without air leakage.

When the sheet-like work 1 is placed on the base 11, the position of the sheet-like work 1 is detected by the camera 18 and the sheet-like work 1 is placed at a predetermined position on the base 11.
The position of the cover plate 20 is also detected by the camera 18, and the cover plate 2 is accurately placed on the product portion 2 of the sheet-like work 1.
Place 0.

Next, the end of the unnecessary portion 3 of the sheet-like work 1 is gripped by the gripping claws 14, and the end of the unnecessary portion 3 is lifted obliquely upward to separate the product portion 2 from the unnecessary portion 3. (FIG. 3 (b) and FIG. 3 (b)). In this case, the product part 3 of the sheet-like work 1 is pressed by the cover plate 20, and the product part 3 is covered by the cover plate 20 and reliably sucked by the suction holes 17 of the base 11. Of the product portion 2 and the unnecessary portion 3 are surely performed.

After the product portion 2 and the unnecessary portion 3 of the sheet-like work 1 are completely separated, the cover plate 20 on the base 11 is recovered by a cover plate recovery device (not shown).
Is collected by the product part transfer device 15 (FIG. 3C).
And FIG. 3 (c)).

3 and 4, the cover plate 20
If the weight is sufficiently heavy, the suction hole 17 of the base 11 may not be provided. Third Embodiment Next, a third embodiment of the present invention will be described with reference to FIGS.
This will be described below. In the third embodiment shown in FIGS. 5 and 6, a plurality of pressing rollers 23 that press the sheet-like work 1 against the base 11 are provided near the gripping claws 14 instead of providing the pair of gripping claws 13. The other components are substantially the same as those of the second embodiment shown in FIGS.

In FIGS. 5 and 6, FIGS.
The same parts as those of the second embodiment shown in FIG.

As shown in FIG. 5 and FIG.
Are provided in the vicinity of.

In FIG. 5 and FIG.
Sheet-like work transfer device 12 and cover plate mounting device 2
1, the sheet-like work 1 and the cover plate 20 are sequentially placed (FIGS. 5A and 6A). Then base 11
6 reaches the gripping claw 14 and the pressing roller 21, the gripping claw 14 grips the end of the unnecessary portion 3 of the sheet-like work 1 and lifts it diagonally upward (FIGS. 5B and 6).
(B)). At this time, the pressing roller 21 is
By pressing the whole against the base 11 and pressing the product part 2 of the sheet-like work 1 against the base 11, the work of separating the product part 2 and the unnecessary part 3 is performed smoothly.

After the product portion 2 and the unnecessary portion 3 of the sheet-like work 1 are completely separated, the cover plate 20 on the base 11 is recovered by a cover plate recovery device (not shown).
Is collected by the product part transfer device 15 (FIG. 5C).
And FIG. 6 (c)).

[0033]

As described above, according to the present invention, the end of the unnecessary portion of the sheet-like work is gripped by the gripping claws, and the gripping claws are moved relative to the base, whereby the sheet-like work can be moved. The product part can be easily and reliably separated from the unnecessary part.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a sheet-like work separating apparatus according to the present invention.

FIG. 2 is a side view showing the first embodiment of the sheet-like work separating apparatus according to the present invention.

FIG. 3 is a perspective view showing a second embodiment of the sheet-like work separating apparatus according to the present invention.

FIG. 4 is a side view showing a second embodiment of the sheet-like work separating apparatus according to the present invention.

FIG. 5 is a perspective view showing a third embodiment of the sheet-like work separating apparatus according to the present invention.

FIG. 6 is a side view showing a third embodiment of the sheet-like work separating apparatus according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sheet-like work 2 Product part 3 Unnecessary part 10 Sheet-like work separation device 11 Base 13 Gripping roller 14 Gripping claw 17 Suction hole 20 Cover plate 21 Cover plate transfer device 23 Press roller

Claims (5)

[Claims] 1. A base for mounting and fixing a sheet-like work comprising an unnecessary portion and a product portion detachably connected to the unnecessary portion, and a base provided above the base for gripping an end of the unnecessary portion. A sheet-like work separating device, comprising: a gripping claw that can move relative to a base. 2. The sheet-like work separating apparatus according to claim 1, wherein a suction part for sucking the sheet-like work is provided on the base. 3. A sheet-like workpiece separating apparatus according to claim 1, further comprising a pair of gripping rollers for gripping unnecessary portions of the sheet-like workpiece near the gripping claws. 4. A cover plate having substantially the same shape as the product portion of the sheet-like work, and a cover plate mounting device for mounting the cover plate on the product portion of the sheet-like work on the base. The sheet-like work separating apparatus according to claim 1, wherein: 5. The sheet-like work separating apparatus according to claim 1, wherein a pressing roller for pressing the sheet-like work against the base is rotatably disposed on the base.