KR20160003531U - A cutter for cutting stick-shape items - Google Patents

A cutter for cutting stick-shape items Download PDF

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Publication number
KR20160003531U
KR20160003531U KR2020150002129U KR20150002129U KR20160003531U KR 20160003531 U KR20160003531 U KR 20160003531U KR 2020150002129 U KR2020150002129 U KR 2020150002129U KR 20150002129 U KR20150002129 U KR 20150002129U KR 20160003531 U KR20160003531 U KR 20160003531U
Authority
KR
South Korea
Prior art keywords
cutter
bar
guide member
shaped article
cutting
Prior art date
Application number
KR2020150002129U
Other languages
Korean (ko)
Inventor
김광수
신민성
Original Assignee
한양이엔지 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한양이엔지 주식회사 filed Critical 한양이엔지 주식회사
Priority to KR2020150002129U priority Critical patent/KR20160003531U/en
Publication of KR20160003531U publication Critical patent/KR20160003531U/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B13/00—Hand shears; Scissors
    • B26B13/22—Hand shears; Scissors combined with auxiliary implements, e.g. with cigar cutter, with manicure instrument
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B29/00—Guards or sheaths or guides for hand cutting tools; Arrangements for guiding hand cutting tools
    • B26B29/06—Arrangements for guiding hand cutting tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/16—Cutting rods or tubes transversely
    • B26D3/169—Hand held tube cutters

Abstract

The present invention relates to a cutter for cutting a bar-shaped article, which comprises a first cutter piece and a second cutter piece hinged to each other so as to intersect with each other in an X-shape about a hinge axis, A first handle formed at one end and gripped by a user, and a seating portion formed at the other end to seat the bar-shaped article upon cutting operation of the bar-shaped article, wherein the second cutter piece is formed at one end, And a cutter blade formed at the other end and cutting the bar-shaped article at the cutting operation, wherein a cutter blade receiving groove is formed in the seating portion of the first cutter member for receiving and receiving the cutter blade at the center during cutting operation A guide member provided on the seating portion of the first cutter member and having a bar insertion hole through which the bar-shaped article is inserted in the thickness direction of the cutter blade during cutting operation; And a. According to the present invention, since the bar-shaped article can be cut in a state in which the bar-shaped article is supported by the bar-insertion hole during the cutting operation, slippage and swinging of the cutter and the bar-shaped article are prevented so that the bar- have.

Figure P2020150002129

Description

A cutter for cutting stick-shape items

The present invention relates to a cutter for cutting a bar-shaped article such as a pipe or rod.

A pipe or rod made of a rod-shaped article, for example, a synthetic resin (for example, PVC or PFA or the like), is used for cutting a rod-shaped article for cutting it due to its relatively hard and smooth surface property.

Conventionally, the knife for cutting a bar-shaped article is constituted by a pair of cutter pieces hinged to each other so as to intersect with each other about the hinge axis in X-shape. One of the pair of cutter pieces is constituted by a handle for providing a holding surface and a cutter blade for cutting the bar-shaped article. The other one of the pair of cutter pieces is constituted by a handle for providing a holding surface and a seating groove on which the bar-shaped article is seated. Here, the seating groove is formed in a semicircular shape so as to surround a part of the bar-shaped article, and is open toward the cutter blade. Therefore, the bar-shaped article can be cut by operating the knobs so that the cutter blade meets the bar-shaped article in a state where the bar-shaped article is seated in the seating groove.

However, in the conventional cutter for cutting a bar-shaped article, since the cutting operation is performed on the bar-shaped article in a state where the seating groove surrounds only a part of the bar-shaped article, when the cutter blade meets the bar- Lt; / RTI > Therefore, when the rod-like article moves along the longitudinal direction of the rod-shaped article along the longitudinal direction of the rod-like article, or when the rope-shaped article moves in a diagonal direction or in a diagonal direction, the rod- Therefore, the conventional cutter for cutting a bar-shaped article has a problem in that it is difficult to accurately cut the bar-shaped article at a predetermined position.

It is an object of the present invention to provide a cutter for cutting a bar-shaped article, which is improved in structure so that a predetermined position of the bar-shaped article can be precisely and easily cut.

There is provided a cutter for cutting a bar-shaped article according to the present invention comprising a first cutter piece and a second cutter piece which are hinged so as to intersect with each other in an X-shape about a hinge axis, , The first cutter piece includes a first handle formed at one end with respect to the hinge axis and held by a user, and a seating part formed at the other end with respect to the hinge axis and on which the bar- And the second cutter piece is formed at one end with respect to the hinge axis and is held by a user, and a cutter blade formed at the other end with respect to the hinge axis to cut the bar- Wherein a cutter blade receiving groove is formed in the seating portion of the first cutter piece so that the cutter blade is inserted into the center of the cutter blade when the cutter blade is cut It said, the first is provided on the first seating comfort cutter unit, and wherein the rod-shaped article during the cutting operation, characterized by further comprising a rod guide member insertion hole is formed to be inserted along the thickness direction of the cutter blade.

The guide member may include a first guide member and a second guide member symmetrically formed to face each other with respect to a cutter blade receiving groove of the mount portion.

In this case, the first guide member and the second guide member may have their distal end portions or lower end portions connected to each other, or may be separated from each other.

In addition, the guide member may be detachably coupled to the seating portion of the first cutter member.

The rod insertion holes formed in the guide member may have a plurality of different shapes or sizes.

In addition, the guide member may be formed of a transparent or translucent material so that at least a part of the guide member can be seen through the surface of the bar-shaped article and the cutter blade during the cutting operation.

The cutter for cutting a bar-shaped article according to the present invention has the following effects.

First, since the bar-shaped article can be cut while the bar-shaped article is inserted into and supported by the bar-insertion hole of the guide member during the cutting operation, the slider or the swinging of the bar-shaped article and the cutter blade can be prevented, And can be stably cut.

Secondly, since the guide member can be detachably coupled, if the guide member is broken, only the guide member can be selectively replaced, and a plurality of guide members having various sizes can be provided. .

Thirdly, since only a guide member is additionally attached to a conventional cutter for cutting a bar-shaped article, it is possible to constitute a cutter for cutting a bar-shaped article according to the present invention, so that the manufacturing cost can be lowered have.

1 is a perspective view of a cutter for cutting a bar-shaped article according to a first embodiment of the present invention;
Fig. 2 is an exploded perspective view of the cutter for cutting the bar-shaped article of Fig. 1; Fig.
3A is a perspective view of a cutter showing a state in which a bar-shaped article is inserted into a bar insertion hole;
Fig. 3B is a plan view of the guide member and the cutter blade portion in the state shown in Fig. 3A. Fig.
4A is a perspective view of a cutter showing a state in which a bar-shaped article is cut.
Fig. 4B is a plan view of a guide member and a cutter blade portion in the state shown in Fig. 4A. Fig.
Fig. 5 is a perspective view of a cutter for cutting a bar-shaped article according to a second embodiment of the present invention; Fig.
Fig. 6 is an exploded perspective view of the cutter for cutting the bar-shaped article of Fig. 5; Fig.

Hereinafter, a cutter for cutting a bar-shaped article according to a preferred embodiment of the present invention (hereinafter, simply referred to as a "cutter") will be described.

The terms or words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms and the inventor may properly define the concept of the term to describe its own design in the best possible way It should be construed as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

In the drawings, the size of each element or a specific part constituting the element is exaggerated, omitted or schematically shown for convenience and clarity of description. Therefore, the size of each component does not entirely reflect the actual size. Where a specific description of a related known function or configuration is deemed unnecessary to obscure the point of the present invention, such description shall be omitted.

Fig. 1 is a perspective view of a cutter for cutting a bar-shaped article according to a first embodiment of the present invention, and Fig. 2 is an exploded perspective view thereof.

1 and 2, a cutter 1 according to a first embodiment of the present invention includes a first cutter piece 10 hinged to be intersected in an X-shape around a hinge axis 30, 2 cutter piece 20. As shown in Fig. That is, the cutter 1 is constituted by a pair of cutter pieces intersecting with each other in the same manner as a general cutter, and a structure capable of cutting the bar-shaped article S through an operation of collecting or opening the pair of cutter pieces . The cutter 1 further includes a guide member 40 coupled to both sides of the first cutter piece 10.

Here, the kind of the bar-shaped articles S is not particularly limited, and various kinds of bar-shaped articles S (hereinafter, simply referred to as "articles") having a shape of a bar-like article such as a pipe made of synthetic resin are cut using the cutter 1 can do.

1 and 2, the first cutter piece 10 includes a first handle 11 held by a user and a second handle 11 held on the opposite side of the first handle 11 about the hinge shaft 30 And a seat portion (12) on which the formed bar-shaped article is seated. The seating part 12 is recessed in a substantially semicircular shape when viewed from the side so as to prevent the stick-shaped article from falling off. The seating portion 12 is formed with a cutter blade receiving groove 13 for receiving and accommodating the cutter blade 22 on both sides when the cutter blade 22 is rotated in the direction of arrow B in Fig. On both sides of the seat portion 12, a screw hole 14 for engaging a guide member 40 to be described later is formed.

The second cutter piece 20 includes a second knob 21 gripped by the user, a cutter blade 22 that actually cuts the article S, and a cutter blade 22 when the cutter blade 22 is pivoted for cutting the article And a stepwise pivoting mechanism (29) for allowing the pivoting of the stepping motor.

The cutter blade 22 has a sharp tip and a wide fan-shaped rear end (see Fig. 4A). At the rear end of the cutter blade 22, a saw blade 24 constituting a part of the stepwise rotation mechanism 29 is formed.

The stepwise rotation mechanism 29 includes a saw blade 24 formed at the rear end of the cutter blade 22, a fixing portion 23, a link 25, a pusher 26, a first hinge shaft 27, And an axis 28.

The fixing portion 23 is formed integrally with the seating portion 12 of the first cutter piece 10 or fixed to the seating portion 12 and accommodates the rear end portion of the cutter blade 22. [ The second handle 21 is rotatably coupled to the fixed portion 23 via the first hinge shaft 27 and the first hinge shaft 27 as a center.

The pusher 26 is rotatably coupled to the second handle 21 via the second hinge shaft 28 about the second hinge axis 28 in the inner space of the second handle 21, So that the tip portion of the first handle 11, which is invisible, is caught in the groove of the lead 24. 2, the pusher 26 rotates together with the second handle 21 in the direction of the arrow A so that the tip of the pusher 26 comes into contact with the groove 24 of the saw blade 24. Therefore, when the second handle 21 is rotated in the direction of arrow A in Fig. And the cutter blade 22 is rotated in the direction of arrow B by one turn. Here, the saw blade 24 is composed of an asymmetric slope, that is, a mild slope surface and a steep slope surface, so that the cutter blade 22 can be rotated only in one direction, that is, in the direction of arrow B by the pusher 26.

One end of the link 25 is connected to the pusher 26 and the other end of the link 25 which is not seen from the first handle 11 is fixed inside the first handle 11. During the cutting operation of the article, 26 are engaged with the grooves of the saw blade 23 and when the cutting operation of the article is completed and the second handle 21 is opened in the direction opposite to the direction of the arrow A, the tip end of the pusher 26 is engaged with the saw blade 23, So that the cutter blade 22 is returned to the original state (the state shown in Figs. 1 and 2) by the return spring (not shown).

The cutter blade 22 is moved in the direction of the arrow B by one step of the tightening operation (the operation of rotating the second knob 21 in the direction of the arrow A) by the stepwise turning mechanism 29 having the above- So that the user can cut the article while repeating the tightening operation and the operation of pulling out the force applied to the first and second knobs 11 and 21. [ When the cutting operation of the article is completed, the user does not move the second handle 21 in the direction opposite to the direction of the arrow A, rather than merely pulling out the force applied to the first and second grips 11 and 21 And the tip end of the pusher 26 is retracted from the groove of the saw blade 23 and released to cause the cutter blade 22 to unfold in the original state (the state shown in Figs. 1 and 2).

On the other hand, in the present embodiment and a second embodiment to be described later, it is explained that the above-described stepwise rotation mechanism 29 is employed, but the present invention is not limited to this. That is, the second cutter piece 20 may be configured such that the second handle 21 and the cutter blade 22 are integrally connected to each other, similarly to the first cutter piece 10. [

The guide member 40 is a member for preventing slippage between the article S and the cutter blade 22 at the time of cutting the article S and may be made of a metal material, And is preferably made of a synthetic resin that can be produced by processing. The guide member 40 includes first and second guide members 40a and 40b that are symmetrical to each other and are respectively coupled to both sides of the seating portion 12 of the first cutter piece 10 .

2, the first guide member 40a includes a first coupling member 40a which surrounds one side of the seating portion 12 of the first cutter piece 10 and is coupled by a coupling means such as a screw 45a, And a first support portion 42a for supporting and inserting the bar-shaped article S during the cutting operation.

The first engaging portion 41a is formed with a screw hole 44a through which a screw 45a serving as engaging means is inserted. When the guide member 40 is engaged, the hinge shaft 30 is hinge- An axial through hole 30 is formed. Accordingly, the first guide member 40a can be detachably coupled to one side of the seat portion 12, and can be easily engaged and replaced.

The first support portion 42a preferably has a shape protruding inward so as to rest on the upper surface of the seating portion 12 recessed when the first engagement portion 41a is coupled to the seating portion 12. [ When the first and second guide members 40a and 40b are engaged with the outer side surfaces of the seating portion 12 and face each other, the thickness of the first support portion 42a 13). A first rod insertion hole 43a through which the rod-like article S is inserted and supported is formed in the first support portion 42a in the thickness direction. It is preferable that the first rod insertion holes 43a have a plurality of different shapes and sizes corresponding to various shapes and sizes of the rod-shaped articles S to be cut.

Although the surface of the first support portion 42a on the outer surface of the first guide member 40a is shown as having a stepped depression compared to the surface of the first engagement portion 41a in the figure, 42a and the surface of the first engaging portion 41a may coincide with each other. Furthermore, although the inner surface of the first support portion 42a has been shown and described as projecting inwardly to rest on the upper surface of the seating portion 12, it is not necessarily required. That is, the inner surface of the first support portion 42a may be formed to coincide with the inner surface of the first engagement portion 41a.

The second guide member 40b is coupled to the other side of the seating portion 12 of the first cutter piece 10 (the side opposite to the one side where the first guide member 40a is engaged) 40a. Since the second guide member 40b is formed symmetrically with the first guide member 40a, description of the remaining components will be omitted.

Hereinafter, a process of cutting the rod-like article S using the cutter 1 for cutting the rod-like article according to the present embodiment will be described with reference to FIGS. 3A to 4B.

First, as shown in FIGS. 3A and 3B, at least one rod-shaped article S is inserted into rod insertion holes 43a and 43b having a shape and a size corresponding to those.

Then, the first and second knobs 11 and 21 are repeatedly tightened so that the cutter blade 22 is rotated in the direction approaching the bar-shaped article S. As the cutter blade 22 enters the space between the first and second guide members 40a and 40b facing each other and facing each other between the first and second support portions 42a and 42b, Vertically.

When the first and second knobs 11 and 21 are continuously tightened while the cutter blade 22 and the bar-shaped article S are in contact with each other, And the first and second bar insertion holes 43a and 43b formed in the first and second support portions 42a and 42b so as not to be pushed or swung by the incoming cutter blade 22, As shown, stable cutting is achieved at the correct cutting position.

The cutter 1 for cutting a bar-shaped article is provided with a plurality of bar insertion holes 43a, 43b having different shapes and sizes, so that the bar-shaped articles S having various shapes and sizes can be cut individually or simultaneously Can be cut.

The cutter 1 for cutting a bar-shaped article can detachably engage the guide member 40 with the first cutter piece 10 so that only the guide member 40 is selectively And guide members 40 having various sizes can be provided to selectively replace the guide member 40 according to the size of the bar-shaped article S to be cut.

The cutter 1 for cutting the bar-shaped article does not need to manufacture the entire cutter, but only a screw hole 14 for screwing the screw 45a to the conventional cutter is drilled, and then the guide member 40 is mounted, It can be used as a cutter (1) for cutting articles, and therefore has excellent economical efficiency.

On the other hand, the cutting operation for the rod-shaped article S is performed in the state that the cutter blade 22 is separated from the guide member 40 and is opposed to the guide member 40, It is difficult to observe the position at which the article S and the cutter blade 22 meet, that is, the actual cutting position, from the outside because the blade 22 is covered with the guide member 40. [ In order to solve this problem, at least a part of the guide member 40, for example, the first and second guide members 40a and 40b, may be provided so that the aspect in which the article S and the cutter blade 22 meet can be seen. May be formed of a transparent or semitransparent material.

FIG. 5 is a perspective view of a cutter according to a second embodiment of the present invention, and FIG. 6 is an exploded perspective view.

5 and 6, a cutter 2 for cutting a bar-shaped article according to a second embodiment of the present invention includes a connecting portion 49 for connecting the first guide member 40a and the second guide member 40b to each other Is different from the cutter 1 according to the first embodiment in that the guide member 40 'is formed integrally with the cutter 1 according to the first embodiment. Do. Therefore, in the following, the cutter 2 according to the present embodiment will be mainly described with respect to the connection portion 49 of the guide member 40 ', and the remaining components are denoted by the same reference numerals as those in the first embodiment A detailed description thereof will be omitted.

The connecting portion 49 is provided at the distal end portions of the first and second guide members 40a and 40b so as not to interfere with the entry of the cutter blade 22 into the spacing space of the first and second guide members 40a and 40b Connect at a predefined interval.

The guiding member 40 'is integrally formed by the connecting portion 49 and the integrated guide member 40' is lowered from above the seating portion 12 of the first cutter piece 10 to the seating portion 12 The first and second guide members 40a and 40b are coupled to each other and then detachably coupled to the seat 12 using screws 45a in the same manner as in the first embodiment.

Although the connecting portion 49 is shown and described as connecting the tip portions of the first and second guide members 40a and 40b to each other in the present embodiment, the connecting portion may be formed at other positions, for example, the first and second guide members 40a And 40b may be connected to each other. In this case, the guide member is lifted upward from below the seating portion 12 of the first cutter piece 10, and both side surfaces of the seating portion 12 are surrounded by the first and second guide members 40a and 40b, And is detachably coupled to the seat portion 12 using a screw 45a. In this case, the first and second support portions 42a and 42b protruding inward may be caught by both side surfaces of the seating portion 12, so that the coupling may not be smoothly performed. Therefore, in this case, the first and second support portions 42a and 42b may be aligned with the inner surfaces of the first and second engagement portions 41a and 41b without projecting inward. Alternatively, the entire or at least the connecting portion of the guide member 40 'may be made of a material that is elastically deformable.

The same effect as that of the cutter 1 according to the first embodiment described above can be obtained by the cutter 2 according to the second embodiment. Furthermore, the cutter 2 according to the second embodiment has the following distinctive effects as compared with the cutter 1 according to the first embodiment. That is, when a plurality of guide members 40, 40 'having different shapes and sizes of the rod insertion holes 43a, 43b are provided in comparison with the rod-like articles S having various shapes and sizes as described above, In the second embodiment, the guide member 40 'is provided integrally with the first guide member 40a and the second guide member 40b. Therefore, Replacement work becomes much easier.

While the present invention has been described in connection with certain exemplary embodiments and drawings, it will be understood by those skilled in the art that the present invention is not limited thereto and that various changes and modifications will be apparent to those skilled in the art. And various modifications and variations are possible within the scope of the appended claims.

1, 2: Cutter for cutting a bar-shaped article
10: first cutter piece
11: First handle
12:
13: Cutter blade receiving groove
14: Screw hole
20: second cutter piece
21: second handle
22: Cutter blade
23:
24: saw blade
25: Link
26: Pusher
27: First hinge shaft
28: 2nd hinge shaft
29: Stepwise rotation mechanism
30: Hinge shaft
40, 40 ': guide member
40a, 40b: first and second guide members
41a, 41b: first and second coupling portions
42a 42b: first and second supporting portions
43a 43b: first and second rod insertion holes
44a, 44b: screw holes
45a, 45b: screw
49: Connection
S: Goods on rod

Claims (7)

A cutter for cutting a bar-shaped article comprising a first cutter piece and a second cutter piece which are hinged to each other so as to intersect with each other in an X-shape about a hinge axis,
The first cutter piece includes a first handle formed at one end with respect to the hinge axis and held by a user, and a seating portion formed at the other end with respect to the hinge shaft and seated in the cutting operation of the bar- and,
The second cutter piece includes a second handle formed at one end with respect to the hinge axis and held by a user and a cutter blade formed at the other end with respect to the hinge axis and cutting the bar- ,
Wherein a cutter blade receiving groove is formed in the seating portion of the first cutter member so that the cutter blade is inserted into the cutter blade when the cutting operation is performed,
Further comprising a guide member provided on a seating portion of the first cutter member and having a bar insertion hole through which the bar-shaped article is inserted in the thickness direction of the cutter blade during the cutting operation, cutter. The method according to claim 1,
Wherein the guide member includes a first guide member and a second guide member symmetrically formed to face each other with respect to a cutter blade receiving groove of the mount portion. 3. The method of claim 2,
Wherein the first guide member and the second guide member are connected to each other at their distal end portions or lower end portions. 3. The method of claim 2,
Wherein the first guide member and the second guide member are separated from each other. 5. The method according to any one of claims 1 to 4,
Wherein the guide member is detachably coupled to the seating portion of the first cutter member. 5. The method according to any one of claims 1 to 4,
Wherein a plurality of the rod insertion holes are formed with different shapes or sizes. 5. The method according to any one of claims 1 to 4,
Wherein the guide member is formed of a transparent or translucent material so that at least a part of the guide member can be viewed through the cutting object during the cutting operation.
KR2020150002129U 2015-04-03 2015-04-03 A cutter for cutting stick-shape items KR20160003531U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
KR2020150002129U KR20160003531U (en) 2015-04-03 2015-04-03 A cutter for cutting stick-shape items

Publications (1)

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KR20160003531U true KR20160003531U (en) 2016-10-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD904625S1 (en) 2020-05-08 2020-12-08 Smiths Medical Asd, Inc. Device for trimming a medical article
KR20210146515A (en) 2020-05-27 2021-12-06 김재성 Y-type pepper supportr main body and its manufacturing method
JP2022090775A (en) * 2020-12-08 2022-06-20 タキゲン製造株式会社 Tube cutter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD904625S1 (en) 2020-05-08 2020-12-08 Smiths Medical Asd, Inc. Device for trimming a medical article
KR20210146515A (en) 2020-05-27 2021-12-06 김재성 Y-type pepper supportr main body and its manufacturing method
JP2022090775A (en) * 2020-12-08 2022-06-20 タキゲン製造株式会社 Tube cutter

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