JP2985082B1 - Paper punching machine - Google Patents

Abstract

An object of the present invention is to provide a paper cutting machine scrap removing die which is lightweight, easy to handle, and can be provided at low cost. SOLUTION: A female mold 1 having an outer shape slightly smaller than a product shape and having a rectangular opening 2, a circular hole 3, an elliptical hole 4, a slit 5 and the like formed in a product on a plate surface in a predetermined pattern.
A rectangular opening 2, an edge-shaped hole 3, an oval hole 4, and a position where the outer edge and the inner edge of the female mold 1 coincide with each other and a plate surface of the female mold 1.
A sponge, urethane,
A male die 10 on which elastic protrusions 11 to 15 made of rubber or the like were arranged and fixed constituted a paper cutting machine scrap removing die.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper cutting machine for removing scraps.

[0002]

2. Description of the Related Art Conventionally, a paper punching machine for removing a die from a product by cutting out the ultra-fine connecting portion with a male die and a female die to separate the product and the cutting waste. As shown in FIG. 6, a male mold 20 provided with a template 21 having an outer shape slightly smaller than the product outer shape, a moving template 33 moving up and down on a substrate 31 via an elastic body 32, and an outer portion thereof And a guide plate 34 for smoothing the vertical movement of the moving mold plate 33, and a projecting member 35 located slightly above the moving mold plate 33 on the outer side of the guide plate 34. 30 and a mold plate 21 provided with a paper material on the male mold 20 and a movable mold plate 33 provided on a substrate 31 provided on the female mold 30 via an elastic body 32 so as to be vertically movable. Punching of a paper material that has been cut out in advance by the protruding member 35 that is sandwiched and fixed to the substrate 31 Cutting the line, paper punching machine weed mold to separate the products and scrap are known (see JP-A-4-217497).

[0003]

However, in the conventional paper cutting machine scrap removing die configured as described above, the moving member vertically moving via the elastic body 32 on the substrate 31 provided on the female die 30 is used. The template 33 and the moving template 3 on its outside.
Since a guide plate 34 for smoothing the vertical movement of 3 is provided, and a projecting member 35 located slightly above the moving mold plate 33 is provided on the outer side of the guide plate 34,
There are many members that constitute the female mold 30 and the assembly is not only troublesome and takes a long time, but also the handling is troublesome due to the heavy weight, and the number of parts is large and the cost is high. there were.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide a paper cutting machine for removing scraps which is lightweight and can be provided at low cost.

[0005]

According to the present invention, a rectangular opening 2, a circular hole 3, an elliptical hole 4, a slit 5 and the like, which have an outer shape slightly smaller than the product shape and are formed in the product on the plate surface, are provided. A female die 1 pierced in a pattern, a rectangular opening 2 pierced in the plate surface of the female die 1 and a position where the outer edge and the inner edge of the female die 1 coincide with each other;
At a position matching the circular hole 3, the elliptical hole 4, the slit 5, etc.
An elastic protrusion 11 made of sponge, urethane, rubber, or the like;
A male die 10 in which 12, 13, 14, and 15 are arranged and fixed constitutes a paper cutting machine scrap removing die, which solves the conventional problems.

The shape of the female mold 1 is formed slightly smaller than the product shape, and a rectangular opening 2, a circular hole 3, an oval hole 4, a slit 5 and the like provided in the product are formed in a predetermined pattern on the plate surface. . The male die 10 matches the position where the outer edge and the inner edge of the female die 1 coincide with each other, and the rectangular opening 2, the circular hole 3, the elliptical hole 4, the slit 5, etc. provided in a predetermined pattern on the plate surface of the female die 1. Elastic protrusions 11 to 15 made of sponge, urethane, rubber, or the like are provided at the positions where the protrusions are formed. This elastic protrusion 1
By using 1 to 15, the ultra-fine connecting portion of the paper material punched into a predetermined shape is cut by leaving the ultra-fine connecting portion in advance, and the product and the cut waste are separated.

The elastic protrusions 11 to 15 provided on the plate surface of the male mold 10 in a predetermined pattern are made of sponge, urethane, rubber, or the like, so that the female mold 1 is punched in a predetermined pattern on the plate surface. Rectangular mouth 2, circular hole 3, elliptical hole 4,
The slits 5 and the like do not necessarily match the elastic protrusions 11 for punching a paper material into a predetermined shape on the plate surface of the male mold 10 and the elastic protrusions 12 to 15 for punching the rectangular openings 2 and the like in a predetermined pattern on the paper surface. Even in this case, even if the female mold 1 and the male mold 10 do not completely match, since the protruding tip surfaces of the elastic protrusions 11 to 15 are deformed and the paper material is punched into a predetermined shape. The product can be formed without any trouble.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view showing a female mold constituting the present invention, FIG. 2 is a plan view showing a male mold, FIG. 3 is a perspective view showing an embodiment of an elastic protrusion, and FIG. It is a side view.

In FIG. 1, reference numeral 1 denotes a female mold made of plywood or the like. The female mold 1 has a shape slightly smaller than the product shape, and a rectangular surface 2, a circular hole 3, and an elliptical hole 4 provided on the product are provided on its plate surface 1a. ,
Slits 5 and the like are formed in a predetermined pattern.

Reference numeral 10 denotes a male die made of plywood or the like, and 11 denotes an elastic projection for urging an outer shape made of urethane provided at a position where the outer edge 1b and the inner edge 11a of the female die 1 coincide with each other. The body 11 is attached to the plate surface of the male mold 10 by double-sided tape, sticking, or the like. Numerals 12 and 12 are elastic projections for punching a rectangular rectangular mouth made of a sponge attached to a position corresponding to the rectangular mouth 2 provided on the plate surface of the female mold 1 by a double-sided tape, affixing, or the like. Reference numeral 13 denotes a rectangular elastic projection for circular punching made of a sponge attached to a position corresponding to the circular hole 3 provided on the plate surface of the female mold 1 by a double-sided tape, affixing, or the like. A rectangular elastic protruding body for punching an ellipse made of a sponge attached to a position corresponding to the elliptical hole 4 provided on the plate surface of the mold 1 by a double-sided tape, bonding, or the like. An elastic protrusion for punching a slit made of rubber attached by double-sided tape, bonding or the like at a position corresponding to the slit 5 formed on the plate surface, and the elastic protrusion 15 is used when the slit width is small. 3. A sponge etc. is stuck on both sides as shown in FIG. By taking a large bonding area by a method such as that it may be securely attached to the plate surface of the male die 10.

The material of the female mold 1 and the male mold 10 is not limited to plywood, but may be a lightweight metal such as aluminum.
Also, an elastic protrusion 11 for punching an outer shape provided on the male mold 10.
Is not limited to a case where a plurality of urethanes are provided intermittently at a position where the outer edge 1b and the inner edge 11a of the female mold 1 match as shown in FIG. 2, but may be formed continuously and integrally. Of course.

The thickness of the female mold 1, the thickness of the male mold 10, and the elastic protruding plates 11, 12, 13, provided on the plate surface of the male mold 10,
The projecting heights of 14, 15 are not particularly limited,
It can be appropriately changed depending on the mounting space of a flat plate punching machine (not shown).

Further, the shape of the elastic projections 12 to 15 for punching and forming a rectangular opening or the like on the paper surface is not particularly limited, and a triangular shape as long as the rectangular opening or the like formed on the paper surface can be reliably punched and formed. Any other shape such as a shape may be used without any problem, and may be an appropriate shape.

Further, the material of the elastic protrusions 11 to 15 is not particularly limited, and the design thereof can be changed as appropriate, for example, the elastic protrusions 11 to 15 may be made of urethane alone according to the paper quality or the like.

FIG. 4 shows a method of separating a paper material cut out by leaving a very small connecting portion in a previous process into a product and a cut waste by using the paper cutting machine scrap removing die of the present invention configured as described above. As shown, the female die 1 and the male die 10 of the present invention are set on a flat plate punching machine (not shown). The paper material P, which has been stamped and formed with the ultra-fine connecting portion left in the previous process, is conveyed onto the female mold 1 and the male mold 10 is simultaneously lowered. When the male mold 10 descends, the paper material P formed by stamping and forming in the previous process leaving an extra-fine connecting portion in advance.
The ultra-fine connecting portions such as rectangular openings, circular holes, elliptical holes, slits and the like formed in a predetermined pattern on the paper surface are cut by elastic projections 11 to 15, the scraps are dropped and collected, and the product is processed in the final process. Transported to

When the female mold 1 and the male mold 10 are set on a flat plate punching machine (not shown), a rectangular opening 2, a circular hole 3, and an elliptical hole 4 formed in the female mold 1 in a predetermined pattern. Even when the slits 5 and the like and the elastic protrusions 12 to 15 provided on the male mold 10 do not completely match, the distal end surfaces of the elastic protrusions 11 to 15 are deformed, and the paper material P , And a rectangular port or the like is formed in a predetermined pattern on the paper surface, the bleed gas is dropped and stored, and the product is transported to the final step. Therefore, the alignment between the female mold 1 and the male mold 10 is easy, and the female mold 1 and the male mold 10 are lightweight and easy to handle, so that the workability can be significantly improved.

Further, even when used in a flat plate punching machine in which the interval between the female die 1 and the male die 10 is restricted, the female die 1
Alternatively, it can be handled by a very simple operation of adjusting the thickness of the male mold 10 or adjusting the height of the elastic protrusions 11 to 15 provided on the male mold 10.

FIG. 4 is a plan view showing another embodiment of the male mold of the present invention. In this embodiment, the male mold 10 is provided with air ports 16 on the plate surface. By providing the air ports 16 on the plate surface of the male mold 10 as described above, it is possible to effectively prevent the product from being adsorbed to the male mold 10 when the male mold 10 moves up.

[0019]

As described above, according to the present invention, the workability is remarkably improved due to the light weight, easy handling, and easy alignment of the female mold 1 and the male mold 10 as well as the manufacturing. It can be provided extremely easily and at low cost. Further, even in the case of using a flat punching machine in which the installation interval between the female mold 1 and the male mold 10 is restricted, the elastic protrusion 1 provided on the male mold 10 can be used.
There is an excellent advantage that it can be handled very easily only by adjusting the height dimension of 1 to 15.

[Brief description of the drawings]

FIG. 1 is a plan view showing a female mold of the present invention.

FIG. 2 is a plan view showing a male mold according to the present invention.

FIG. 3 is a perspective view showing an embodiment of an elastic protrusion constituting the present invention.

FIG. 4 is a cutaway side view showing a use state of the present invention.

FIG. 5 is a plan view showing another embodiment of the male mold of the present invention.

FIG. 6 is a side view showing a conventional paper cutting machine scrap removing mold.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Female type 2 Rectangular opening 3 Circular hole 4 Oval hole 5 Slit 10 Male type 11 Elastic projection 12 Elastic projection 13 Elastic projection 14 Elastic projection 15 Elastic projection 16 Air port

Claims (1)

(57) [Claims] 1. A rectangular opening (2), a circular hole (3), an elliptical hole (4), a slit (5), etc., which have an outer shape slightly smaller than the product shape and are formed on the plate surface of the product. Female mold (1) perforated in a pattern, a position where the outer and inner edges of female mold (1) coincide, rectangular mouth (2) perforated on the plate surface of female mold (1), circular shape Elastic projections (11), (12), made of sponge, urethane, rubber, etc., are located at positions matching the holes (3), the elliptical holes (4), the slits (5), and the like.
(13), (14), (15)
0) A paper punching machine for removing scraps.