KR102201036B1 - Perforation device for notepaper - Google Patents

Abstract

The present invention includes a base plate provided with a plurality of forming holes and provided with a hinge portion; A pressing panel rotatably coupled to the hinge portion to press the memo pad seated on the base plate; And a cutting edge installed in the pressing panel so as to face the forming hole, and inserting into the forming hole when pressing the memo by rotating the pressing panel and forming a perforated hole in the memo, and a plurality of the perforated holes It characterized in that the pressurizing panel is formed in plural so that it can be formed by dividing into one memo paper step by step.

Description

Perforator for note paper {PERFORATION DEVICE FOR NOTEPAPER}

The present invention relates to a perforator for a diary, and more particularly, it is possible to form a plurality of perforated holes in a stepwise manner on a memo pad stored in a diary, a binder, or a notebook, and easy to remove foreign matter separated from the inlay while the perforated holes are formed. It can be discharged, and it relates to a perforator for a note paper capable of forming a plurality of perforated holes in the correct position of the inlay.

In general, the current diary, binder, notebook, or memo holder has a hole perforated at regular intervals so that it can be inserted into a clip.

Therefore, if you want to add or replace memo papers in a diary, binder, notebook, or memo holder, you must purchase ones with the same hole perforated intervals, and these memo papers are usually printed in a certain format, so you can freely take notes. There was an inconvenience of having to drill a hole separately for ironing.

In order to solve the above problems, a paper perforator was developed, and the paper perforator according to the prior art is hinged so that the bottom plate with a perforated hole can be folded so that the perforated pin is inserted and the bottom plate can be folded, A pinch hole is formed in the base plate that can be inserted into the clip of the memo holder.

The background technology of the present invention is disclosed in Republic of Korea Utility Model Publication No. 20-0163691 (announced on February 15, 2000, designation name: paper puncher).

In the paper perforator according to the prior art, since the press plate is made of a single structure, all the perforated holes required for the paper must be processed by one perforating operation, so when the number of perforated holes increases above a certain value, it is better to press the press plate. There is a problem in that a large pressing force is required, making the drilling work difficult.

In addition, since the paper perforator according to the prior art is not equipped with a separate technical configuration for separating the perforated pin to the outside of the perforated hole after the perforating pin is inserted into the perforated hole, in the case of simultaneously perforating a plurality of memo pads, the perforated pin is perforated. There is a problem that it is not easily separated while inserted into the hole.

In addition, in the paper perforator according to the prior art, since the guide jaws for placing the memo pad in the correct position are arranged in only one direction, one end of the memo paper can be seated in the correct position when the memo pad is seated on the base plate. And since the lower end cannot be seated in the correct position, there is a problem in that the perforated hole portion formed on the memo paper may be skewed toward the upper or lower side of the memo paper.

Therefore, there is a need to improve this.

The present invention can be formed by dividing a plurality of perforated holes in a diary, a binder or a memo paper stored in a notebook in stages, and can easily discharge foreign matter separated from the inlay while the perforated hole is formed, and can be placed in the correct position of the inlay. It is an object of the present invention to provide a perforator for a memo paper capable of forming four perforated holes.

The present invention includes a base plate provided with a plurality of forming holes and provided with a hinge portion; A pressing panel rotatably coupled to the hinge portion to press the memo pad seated on the base plate; And a cutting edge installed in the pressing panel so as to face the forming hole, and inserting into the forming hole when pressing the memo by rotating the pressing panel and forming a perforated hole in the memo, and a plurality of the perforated holes It characterized in that the pressurizing panel is formed in plural so that it can be formed by dividing into one memo paper step by step.

In addition, the pressure panel of the present invention includes: a first panel rotatably installed on the hinge portion provided at any one side of the plurality of hinge portions formed on the base plate; And a second panel rotatably installed on the hinge portion provided on the other side of the plurality of hinge portions formed on the base plate and disposed continuously with the first panel.

In addition, the present invention further includes a guide portion for guiding one end, top and bottom of the note paper to be seated in an accurate position when the note paper is seated on the base plate, the guide portion is provided at both ends of the base plate , Seating protrusions guiding the top and bottom of the memo paper; A locking protrusion provided at both ends of the base plate and guiding one end of the memo pad; And an auxiliary protrusion provided at a central portion of the base plate to face an end of the first panel or the second panel, and guiding one end of the memo pad.

In addition, the cutting edge of the present invention, a plurality of peaks formed to protrude from the cylindrical blade end; A plurality of valleys formed concave in the inward direction between the ridges; And a coupling bent portion in which the cutting edge is bent and coupled to the pressing panel.

In addition, the present invention further provides a space for inserting the user's hand at the interval between the base plate and the pressing panel so that the cutting edge can be separated from the forming hole after the drilling operation is performed. Including, the separation and discharge unit, the first jaw provided on the base plate; And a second jaw provided on the pressing panel to face the first jaw.

In addition, the present invention, in the case where the cutting edge is inserted into the forming hole after the perforation operation in which a plurality of memo pads are simultaneously perforated is not separated, the cutting edge is pressed to the outside of the forming hole to separate It characterized in that it further includes.

The perforator for a memo paper according to the present invention has a plurality of pressing panels, so when a plurality of perforation holes formed on a memo pad are formed more than a certain number, the number of perforating operations can be increased to a plurality to perform a step-by-step perforation operation. There is an advantage in that the drilling operation can be easily performed without significantly increasing the pressing force required for the operation.

In addition, the perforator for a memo paper according to the present invention can easily separate the cutting edge from the forming hole portion after the perforating operation proceeds and the cutting edge is inserted into the forming hole, and foreign matter separated from the memo pad is between the cutting edge and the forming hole portion. Since a separate discharge part is provided to prevent intervening in the hole, it is possible to prevent foreign substances from intervening between the forming hole and the cutting edge even if the punched hole is formed on a plurality of memo pads, and the cutting edge can be easily separated from the forming hole. There is this.

In addition, since the perforator for a memo paper according to the present invention is provided with a guide part that guides one end, upper and lower ends of the memo paper to be seated in the correct position when the memo paper is seated on the base plate, the memo paper can be Since it is possible to form the perforated hole in a certain area, there is an advantage that a plurality of sheets of memo pads stored in a diary, a binder, or a notebook can be stored in a certain position.

1 is a front perspective view showing a perforator for a memo paper according to an embodiment of the present invention.
Figure 2 is a rear perspective view showing a perforator for a memo paper according to an embodiment of the present invention.
3 is an exploded perspective view showing a perforator for a memo paper according to an embodiment of the present invention.
4 is a cross-sectional view showing an operating state of the perforator for a memo paper according to an embodiment of the present invention.
5 is a cross-sectional view showing an operating state of the perforator for a memo paper according to another embodiment of the present invention.

Hereinafter, an embodiment of a perforator for a memo pad according to the present invention will be described with reference to the accompanying drawings.

In this process, thicknesses of lines or sizes of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, and may vary according to the intention or custom of users or operators.

Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a front perspective view showing a perforator for a note paper according to an embodiment of the present invention, Figure 2 is a rear perspective view showing a perforator for a note paper according to an embodiment of the present invention, Figure 3 is an embodiment of the present invention An exploded perspective view showing a perforator for a memo paper according to an example, and FIG. 4 is a cross-sectional view showing an operating state of the perforator for a memo paper according to an embodiment of the present invention.

1 to 4, the perforator for a memo paper according to an embodiment of the present invention includes a base plate 10 having a plurality of forming holes 14, a hinge 18, and a base plate. A pressing panel 30 rotatably coupled to the hinge 18 to press the memo pad seated on 10, and installed on the pressing panel 30 so as to face the forming hole 14, the pressing panel 30 It includes a cutting edge 50 for forming a perforated hole in the memo paper while being inserted into the forming hole 14 when pressing the memo by rotating.

Therefore, after seating one end of the memo paper on the upper surface of the base plate 10, the pressing panel 30 is rotated toward the base plate 10 so that the pressing panel 30 and the base plate 10 are in close contact with each other. The cutting edge 50 provided in the memo pad penetrates the memo pad and is inserted into the forming hole 14 to form a perforated hole in the memo pad.

Thereafter, when the user rotates the pressing panel 30 around the hinge part 18 to separate it from the base plate 10, the cutting edge 50 is separated from the forming hole 14, and a diary at one end of the memo pad, It forms a shape of a memo paper that can be folded into a binder or a notebook.

In addition, in this embodiment, a plurality of pressing panels 30 are formed so that a plurality of perforated holes can be formed by stepwise dividing into one memo pad, and 20 perforated holes in the memo pad are made by two perforating operations of 10 each. It will be molded.

Of course, the number of perforated holes formed on the memo paper may exceed 20, and may be formed to less than 20, and this can be easily changed and implemented by a person skilled in the art who recognizes the technical configuration of the present invention. Detailed drawings or descriptions of embodiments having different numbers of parts will be omitted.

The pressing panel 30 of this embodiment includes a first panel 32 rotatably installed on a hinge 18 provided on one of a plurality of hinge portions 18 formed on the base plate 10, The second panel 34 is rotatably installed on the hinge part 18 provided on the other side of the plurality of hinge parts 18 formed on the base plate 10 and is continuously disposed with the first panel 32 Includes.

The base plate 10 is formed in a rectangular panel shape having a long and narrow width, and a plurality of hinge portions 18 are formed at regular intervals in the length direction of the base plate 10, and are attached to one end of the base plate 10. One panel 32 is rotatably connected, and a second panel 34 is rotatably connected to the other end of the base plate 10.

Each of the first panel 32 and the second panel 34 has 10 cutting edges 50 installed, so after placing one end of the memo pad on the upper surface of the base plate 10, the first panel 32 is attached to the base plate 10. ) And forming 10 perforated holes while rotating to the side, and 10 perforated holes while rotating the second panel 34 toward the base plate 10.

As described above, when forming 20 perforated holes, dividing each of 10 perforated holes and performing two perforation operations requires less pressing force than when forming 20 perforated holes by one perforation operation, making it easier to drill. You will be able to proceed with the work.

In addition, since this embodiment further includes a guide part 70 for guiding one end, top and bottom of the memo paper to be seated in the correct position when the memo paper is seated on the base plate 10, the first panel 32 The distance between the punched hole molded by the second panel 34 and the punched hole molded by the second panel 34 can be kept constant, and the exact position of one end of each note paper even if the punching operation is continuously performed on a plurality of papers. It is possible to form the perforated hole.

The guide portion 70 is provided at both ends of the base plate 10, and is provided at both ends of the base plate 10 and a mounting protrusion 72 that guides the upper and lower ends of the memo paper, and guides one end of the memo paper. The locking protrusion 74 is provided in the center of the base plate 10 so as to face the end of the first panel 32 or the second panel 34, and an auxiliary protrusion 76 for guiding one end of the memo pad. Include.

At both ends of the base plate 10, seating protrusions 72 protruding upward are formed, and the seating protrusions 72 extend in the width direction of the base plate 10 so as to be attached to the upper surface of the base plate 10. It will guide you to set the top and bottom in the correct position.

A portion of the base plate 10 is cut on the upper surface of the base plate 10 at a certain distance in the inner direction of the base plate 10 from the pair of seating protrusions 72 and is bent upward in a'b' shape. ) Is formed, and the locking protrusion 74 includes a first protrusion 74a facing the outer end of the first panel 32 and a second protrusion 74b facing the outer end of the second panel 34 Includes.

Therefore, the upper and lower ends of the memo paper seated on the upper surface of the base plate 10 are supported by a pair of seating protrusions 72, and the upper part of one end of the memo paper is supported by the first protrusion 74a. The lower part of one end is supported by the second protrusion 74b.

In addition, the auxiliary protrusions 76 of the present embodiment include a first auxiliary protrusion 76a formed at the center of the base plate 10 so as to face the inner end of the first panel 32 and the second panel 34. It includes a second auxiliary protrusion 76b formed in the central portion of the base plate 10 so as to face the inner end.

Therefore, the central portion of one end of the memo paper is supported by the first auxiliary protrusion 76a and the second auxiliary protrusion 76b, so when the memo pad is seated on the upper surface of the base plate 10, a pair of seating protrusions 72 The upper and lower ends of the memo paper are supported, and one end of the memo paper is supported by the first protrusion (74a), the second protrusion (74b), the first auxiliary protrusion (76a), and the second auxiliary protrusion (76b). It is possible to proceed with the drilling operation by seating in a more accurate position.

As described above, the top, bottom and one end of the memo paper are supported by a plurality of protrusions, so after the memo paper is seated on the base plate 10, the first panel 32 and the second panel 34 It is possible to effectively prevent the position of the memo paper from being changed even after the perforation operation is performed, so that 20 perforated holes can be formed at the exact position of one end of the memo paper.

The cutting edge 50 of this embodiment includes a plurality of peaks 52 protruding from the cylindrical blade end, a plurality of valleys 54 formed concave in the inward direction between the peaks 52, and cutting The blade 50 is bent and includes a coupling bent portion 58 that is coupled to the pressing panel 30.

The cutting edge 50 is made of a metal material such as stainless steel, and is formed in a cylindrical shape, so that the peaks 52 and the valleys 54 are alternately continuously formed in a serrated shape, so the cutting edge formed in a serrated shape ( As the end of 50) is inserted into the forming hole 14, a circular perforated hole is formed at the end of the memo pad.

The inner end of the cutting edge 50 is engaged with the lower end of the coupling protrusion 56 protruding from the bottom of the pressing panel 30 by forming a coupling bent portion 58 that is bent in the inward direction of the cutting edge 50, At the lower end of the coupling protrusion 56, a locking bent portion is inserted and a locking groove is formed concave in the inner direction.

Therefore, the cutting edge 50 is coupled while the engaging bent portion is engaged with the engaging groove formed at the lower end of the engaging projection 56, and when the injection process for molding the pressing panel 30 proceeds, a plurality of cutting edges 50 As the injection product is injected into the mold while seated in the mold, the coupling bent portion 58 is inserted into the locking groove and cured while being integrally coupled.

In addition, in this embodiment, the user's hand is spaced between the base plate 10 and the pressing panel 30 so that the cutting edge 50 can be separated from the forming hole 14 after the drilling operation is performed. Since it further includes a separate discharge unit 80 to provide a space to be inserted into the base plate 10 by inserting a finger to the gap between the base plate 10 and the pressure panel 30 after the drilling operation is finished. ) It is possible to easily separate the cutting edge 50 from the forming hole 14 while widening the gap between the pressing panel 30.

Since the separate discharge unit 80 includes a first jaw portion 82 provided on the base plate 10 and a second jaw portion 84 provided on the pressing panel 30 to face the first jaw portion 82 Even when drilling is performed while rotating the pressing panel 30 to be seated on the upper surface of the base plate 10, the first jaw portion 82 and the second jaw portion 84 are disposed to face each other, so that the first jaw portion 82 and the first jaw portion A gap is formed between the two jaws 84.

Therefore, the user inserts a finger at the interval between the first jaw portion 82 and the second jaw portion 84 to perform a rotational operation to increase the gap between the pressure panel 30 and the base plate 10, and the pressure panel ( Since the plurality of lever members 38 are formed to protrude outwardly in 30), the user can rotate the pressing panel 30 more easily while holding the lever member 38 when rotating the pressing panel 30.

In addition, the separate discharge unit 80 of this embodiment further includes a coupling protrusion 56 protruding from the bottom of the pressure panel 30 to the base plate 10 through the inner space of the cutting edge 50, so the cutting edge ( 50) is inserted into the forming hole 14 to form a circular perforated hole on the memo pad, and foreign matter separated from the memo pad and discharged is not inserted into the inner space of the cutting edge 50 by the coupling protrusion 56, but the forming hole ( It is discharged to the outside of the base plate 10 through 14).

Therefore, it is possible to prevent foreign matter from accumulating in the inner space of the cutting edge 50 after the drilling operation is finished, and the foreign matter separated from the memo pad is interposed between the cutting edge 50 and the forming hole 14, and the cutting edge 50 ) It is possible to prevent a malfunction that cannot be separated to the outside of the forming hole 14.

Since the length of the coupling bent portion 58 formed at the inner end of the cutting edge 50 is longer compared to the length of the locking groove, even if the coupling protrusion 56 is installed in the inner space of the cutting edge 50, cutting A gap is formed between the inner wall of the blade 50 and the outer wall of the coupling protrusion 56, and the length of the coupling protrusion 56 is formed equal to or similar to the length from the inner end of the cutting edge 50 to the valley 54.

Therefore, it is prevented from being torn by the pressing force of the coupling protrusion 56 before the memo pad is cut by the cutting edge 50 when the drilling operation is in progress.

In addition, the base plate 10 of the present embodiment has the same size and number as the perforated holes so that it can be accommodated in the folded portion of a diary, a binder, or a notebook at the outer end of the hinge 18, and the gap between the perforated holes and A plurality of storage hole portions 19 are formed while maintaining the same distance.

Accordingly, the perforator of the present embodiment may be accommodated by being mounted together with a diary, a binder, or a memo paper stored in the notebook.

In addition, the outer end of the storage hole 19 of the present embodiment is provided with a scale portion 12 that can be used as a ruler for measuring the length of the base plate 10, protruding outward from one end or the other end of the base plate 10 The extension part 17 is formed, and the mounting hole 16 is formed in the extension part 17 so that the perforator of the present embodiment can be stored by hanging it on a ring formed on the wall of the work room.

The pressing panel 30 of the present embodiment has a first interference hole 77 facing the first protrusion 74a and the second protrusion 74b, and the first auxiliary protrusion 76a and the second auxiliary protrusion 76b ), the second interference hole 78 is formed so that the first protrusion 74a and the second protrusion 74b are pressed while pressing the pressure panel 30 in close contact with the base plate 10 to proceed with the drilling operation. Is inserted into the opposed first interference hole 77, and the first auxiliary protrusion 76a and the second auxiliary protrusion 76b are respectively inserted into the opposed second interference hole 78, and the first protrusion 74a , The second protrusion 74b, the first auxiliary protrusion 76a, or the second auxiliary protrusion 76b is prevented from interfering with the pressing panel 30.

Unexplained reference numeral 36 is a hinge engaging portion 36 formed at the lower end of the pressing panel 30 and rotatably coupled to the hinge portion 18, and non-explained reference numeral 30a is in the inner direction on the upper surface of the pressing panel 30 It is a groove (30a) formed to be concave and disposed to face the cutting portion (50).

5 is a cross-sectional view showing an operating state of the perforator for a memo paper according to another embodiment of the present invention.

Referring to FIG. 5, when the perforator for a memo pad according to another embodiment of the present invention is not separated while the cutting edge 50 is inserted into the forming hole 14 after a perforation operation in which a plurality of memo pads are simultaneously perforated is performed. The cutting edge 50 further includes a fitting release portion 90 for pressing and separating the forming hole 14 outside.

Therefore, when a plurality of memo pads are seated on the base plate and perforation is performed at the same time, the cutting edge 50 may be forcibly fitted into the holes formed in the plurality of memo pads and may not be separated. At this time, the user can remove the insert 90 ) To press the cutting edge 50 to the outside of the forming hole 14 to separate the cutting edge 50 from the forming hole 14.

The release part 90 of this embodiment is provided in the base plate, and is inserted into the working space part 96 and arranged to be connected to the inner wall of the forming hole part 14 so as to be protruding and protruding into the working space part 96. , The pressing member 92 having a first inclined surface 92a at the end protruding toward the forming hole 14, and interposed between the operating space 96 and the pressing member 92, the pressing member 92 A second elastic member 94 that provides an elastic force to pressurize the operation space 96 in the inner direction, and a second elastic member 94 formed on the cutting edge 50 so as to face the pressing member 92, and facing the first inclined surface 92a. It includes a release hole portion 98 having an inclined surface (98a).

Therefore, after simultaneously drilling a plurality of memo pads, the upper part of the cutting edge 50 is pressed into the hole formed in the plurality of memo pads to prevent separation while the end of the cutting edge 50 is inserted into the forming hole 14. When the user presses the outer end of the pressing member 92 in the inner direction of the forming hole 14, the first inclined surface 92a and the second inclined surface 98a are in close contact, and then the pressing member 92 is released from the release hole. 98) When inserted deeper inward, the second inclined surface 98a slides upward along the first inclined surface 92a, thereby pushing the cutting edge 50 to the outside of the forming hole 14.

At this time, the pressing member 92 inserted into the forming hole 14 is inserted into the release hole 98 after being inserted at intervals between a plurality of memo pads pressed into the forming hole 14 and then inserted into the release hole 98. A portion of the memo paper inserted in) can also be discharged by pressing it outside the forming hole 14.

The outer end of the pressing member 92 protrudes outward through a hole formed in the first jaw of the base plate, and the outer end of the pressing member 92 is bent so that the user can easily push and press the lever. It constitutes a member 92c.

Each of the pressing members 92 may be installed opposite to each other in the plurality of forming holes 14, and the lever member 92c may be configured to press the plurality of pressing members 92 at the same time. It can be made in a shape that connects integrally.

Therefore, when the operator presses the lever member 92c protruding outward from the first jaw portion toward the forming hole 14, the plurality of pressing members 92 simultaneously protrude into the forming hole 14 and thus each cutting edge 50 By pressing the forming hole 14 outside, it is possible to more effectively separate the cutting edge 50 from the forming hole 14.

Thereby, it is possible to form a plurality of perforated holes in a diary, a binder, or a memo paper stored in a notebook in stages and molded, and while the perforated holes are formed, foreign matter separated from the inlay can be easily discharged. It is possible to provide a perforator for a memo paper capable of forming a perforated hole.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and various modifications and other equivalent embodiments are possible from those of ordinary skill in the field to which the technology belongs. Will understand.

In addition, a perforator for a memo paper has been described as an example, but this is only an example, and the perforator of the present invention may be used in products other than the perforator for a memo paper.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

10: base plate 12: scale
14: forming hole 16: mounting hole
17: extension part 18: hinge part
19: storage hole 30: pressure panel
32: first panel 34: second panel
36: hinge engaging portion 38: lever member
50: cutting edge 52: ridge
54: bone part 56: coupling protrusion
58: coupling bending portion 70: guide portion
72: seating protrusion 74: stopping protrusion
74a: first protrusion 74b: second protrusion
76: auxiliary protrusion 76a: first auxiliary protrusion
76b: second auxiliary protrusion 77: first interference hole
78: second interference hole 80: separate discharge portion
82: first jaw 84: second jaw

Claims (6)

A base plate provided with a plurality of forming holes and provided with a hinge portion;
A pressing panel rotatably coupled to the hinge portion to press the memo pad seated on the base plate; And
It is installed in the pressing panel so as to face the forming hole, and when the pressing panel is rotated to press the memo pad, the cutting edge is inserted into the forming hole to form a perforated hole in the memo pad,
The pressing panel is formed in a plurality so that the plurality of the perforation holes can be formed by dividing the plurality of perforated holes into one memo paper step by step,
The pressure panel,
A first panel rotatably installed on the hinge portion provided on one of the plurality of hinge portions formed on the base plate; And
A second panel rotatably installed on the hinge portion provided on the other side of the plurality of hinge portions formed on the base plate, and disposed continuously with the first panel,
Further comprising a guide portion for guiding to seat one end, upper and lower ends of the memo paper in an accurate position when the memo paper is seated on the base plate,
The guide part,
Mounting protrusions provided at both ends of the base plate and guiding the upper and lower ends of the memo paper;
A locking protrusion provided at both ends of the base plate and guiding one end of the memo pad; And
And an auxiliary protrusion provided at a central portion of the base plate so as to face an end of the first panel or the second panel and guiding one end of the memo paper.
delete delete The method of claim 1, wherein the cutting edge,
A plurality of peaks protruding from the end of the blade in a cylindrical shape;
A plurality of valleys formed concave in the inward direction between the ridges; And
The perforator for a memo paper, characterized in that the cutting edge is bent and comprises a coupling bent portion coupled to the pressure panel.
The method of claim 1 or 4,
Further comprising a separation and discharge unit providing a space for inserting the user's hand at the interval between the base plate and the pressing panel so that the cutting edge can be separated from the forming hole after the drilling operation is performed,
The separate discharge unit,
A first jaw provided on the base plate; And
And a second jaw portion provided on the pressing panel to face the first jaw portion.
A base plate provided with a plurality of forming holes and provided with a hinge portion;
A pressing panel rotatably coupled to the hinge portion to press the memo pad seated on the base plate; And
It is installed in the pressing panel so as to face the forming hole, and when the pressing panel is rotated to press the memo pad, the cutting edge is inserted into the forming hole to form a perforated hole in the memo pad,
The pressing panel is formed in a plurality so that the plurality of the perforation holes can be formed by dividing the plurality of perforated holes into one memo paper step by step,
In the case where the cutting edge is inserted into the forming hole and is not separated after the perforation operation in which a plurality of memo pads are simultaneously perforated, the cutting edge is pressed to the outside of the forming hole to separate it Perforator for note paper.

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