KR101655082B1

KR101655082B1 - Cutting frame of film

Info

Publication number: KR101655082B1
Application number: KR1020160029723A
Authority: KR
Inventors: 김진복
Original assignee: (주)화진테크놀로지
Priority date: 2016-03-11
Filing date: 2016-03-11
Publication date: 2016-09-22

Abstract

The present invention provides a mold for cutting a sheet film by cutting a sheet film by forming a multi-cutting knife portion of a composite structure by combining a wooden mold and a metal mold. Another object of the present invention is to provide a mold for cutting a sheet film, which can be manufactured by lowering the manufacturing cost, shortening the manufacturing time, and lighter weight, compared with a metal mold.
The present invention also provides a mold for cutting a film, which can modify the angle at which the film is cut, the size and the shape.
In order to accomplish this, the present invention provides a knife for cutting a film formed of a plurality of metal materials; A metal body having a first receiving portion to which the knife is coupled and a plurality of protrusions on an outer circumferential surface; And a base made of wood on which a second receiving portion is formed and a third receiving portion into which the protruding portion is inserted so that the body is coupled to the body, and the base is reciprocally moved up and down by the driving means, The knife cuts the film.

Description

{Cutting frame of film}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mold for cutting a film, and more particularly, to a mold for cutting a film such as a synthetic resin according to a predetermined standard.

2. Description of the Related Art Generally, a functional film in which film layers having various functions such as a print layer, a coating layer, a scattering prevention layer, and a reinforcing layer are laminated is combined with a display liquid crystal of a portable terminal.

Such a functional film is manufactured by firstly laminating the various film layers to form a film fabric, and transferring the prepared film fabric to the design and shape of the display liquid crystal to form a film.

As an example of the prior art, Korean Utility Model Registration No. 20-0295712 of Korean Registered Patent Application entitled " Embossing Mold for Cutting Film for LCD Screen " And a cutting blade integrally projected from the upper surface of the forming plate.

However, in the conventional art, since the forming plate is formed of a metal material, the manufacturing cost is increased, the manufacturing period is lengthened, and the weight is also increased.

In addition, the above-described conventional techniques have a disadvantage in that the angle at which the raw material formed of the liquid crystal screen film, the general film and the paper, and the size and shape can not be corrected.

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a mold for cutting a film which can be manufactured by lowering the manufacturing cost, to be.

The present invention also provides a mold for cutting a film, which can modify the angle at which the film is cut, the size and the shape.

In order to achieve the above object, the present invention provides a mold for cutting a film, comprising: a knife for cutting a film formed of a plurality of metal materials; A metal body having a first receiving portion to which the knife is coupled and a plurality of protrusions on an outer circumferential surface; And a base made of wood on which a second receiving portion is formed and a third receiving portion into which the protruding portion is inserted so that the body is coupled to the body, and the base is reciprocally moved up and down by the driving means, The knife cuts the film.

In the present invention, the body may be provided with a fixing member inserted into the first accommodating portion to support both sides of the knife.

According to the present invention, a groove is formed in at least one of an upper portion and a lower portion of the third accommodating portion to which the protruding portion is coupled, and the fixing portion, which is coupled to the groove and prevents the body from being separated from the upper portion or the lower portion of the base, As shown in FIG.

Also, in the present invention, a bonding agent may be applied to the fixing portion and coupled to the body and the base.

In the present invention, the protruding portion may have a concavo-convex portion formed on the outer surface thereof.

According to the mold for cutting a film according to the present invention, since the base is formed of wood, the production stage is lowered, the production period is shortened, and the weight is also lightened, compared with the case of being formed of a metallic material.

In addition, since the base is made of wood, the present invention can easily handle the direction and the shape of the film to be cut than the base of the metal, and can be lightweight, and thus can be easily used by the user.

1 is an exploded perspective view of a film cutting mold according to a first embodiment of the present invention.
FIGS. 2 to 3 are views showing an example in which a knife, a body, and a base are coupled to each other in the mold for cutting a film of FIG. 1. FIG.
4 is a cross-sectional view of the AA portion of the film cutting mold of Fig.
FIG. 5 is a plan view of the knife, body, and base according to FIG. 3;
6 is a use state diagram of the film cutting mold according to Fig.
7 is an exploded perspective view of a film cutting mold according to a second embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Here, the constituent elements are denoted by the same reference numerals, and a detailed description thereof will be omitted.

1 is an exploded perspective view of a film cutting mold according to a first embodiment of the present invention.

FIGS. 2 to 3 are views showing an example in which a knife, a body, and a base are coupled to each other in the mold for cutting a film of FIG. 1. FIG.

4 is a cross-sectional view of the A-A portion of the film cutting mold of Fig.

FIG. 5 is a plan view of the knife, body, and base according to FIG. 3;

6 is a use state diagram of the film cutting mold according to Fig.

7 is an exploded perspective view of a film cutting mold according to a second embodiment of the present invention.

As shown, the film cutting mold 100 includes a knife 110, a body 120, and a base 130.

The knife 110 is made of a metal material and has a plurality of blades 111 coupled thereto and a shape in which the blades 111 are coupled is the same as a shape in which the circumferential surface of the film 1 is cut.

Since the circumferential surface of the film 1 is formed in a generally rectangular shape, it is preferable that the blades 111 are coupled in a square shape.

In addition, the shape and size of the knife 110 may be changed according to the shape and material of the film 1.

The body 120 is made of a metal material and includes a first partition 121 which is coupled to the knife 110 and which opposes the first partition 121 to support both sides of the knife 110, A first receiving portion 122 through which the knife 110 is inserted and coupled and a plurality of protrusions 123 formed on an outer circumferential surface of the body 120.

The first barrier rib 121 is formed at a predetermined interval so that the knife 110 is press-fitted to the first barrier rib 121. The gap is determined by the thickness of the knife 110. [

The knife 110 is inserted into the first receiving portion 122.

The bonding agent is applied to the first partition 121 to prevent the gap between the knife 110 and the body 120 during the pressing process when the knife 110 is coupled to the body 120 The coupling between the knife 110 and the body 120 can be made strong.

A fixing member 124 may be coupled to the first partition 121 to fix the knife 110 to the body 120.

The fixing member 124 may be formed of a block made of a synthetic resin material to prevent the first partition 121 from being damaged by being inserted into the first accommodating portion 121, So that both sides of the knife 110 can be supported.

The fixing member 124 may be formed of a tape or a PET film.

The fixing member 124 may be inserted into the first receiving portion 121 to adjust the length of the knob 110 protruding from the body 120.

The film 1 can be cut only if the knife 110 protrudes from the body 120. If the knife 110 is worn, the film 1 can not be cut.

In order to prevent this, the fixing member 124 is inserted into the first accommodating portion 121 and the worn knife 110 is partially protruded from the body 120 to cut the film 1 .

The protrusion 123 is formed on the outer circumferential surface of the body 120.

The locking part 125 is formed on at least one of the upper and lower sides of the body 120 to prevent the knife part 110 from being separated from the locking part 125, Are connected to an upper end or a lower end of the first partition 121 to prevent them from being separated to the upper portion or the lower portion.

The base 130 is made of wood and has a second receiving portion 131 formed therein to receive the body 120 and a third receiving portion 132 into which the protruding portion 123 is inserted .

The body portion 120 and the protrusion 123 are pressed and engaged with the second receiving portion 131 and the third receiving portion 132, respectively.

The base 130 has a second partition 133 contacting the outer circumferential surface of the body 120 and a third partition 134 contacting the circumferential surface of the protrusion 123.

The second partition 133 and the third partition 134 are formed to correspond to the outer circumferential surface of the body 120 and the protrusion 123 so that the outer circumferential surface of the body 120, And accommodates the outer circumferential surface of the protrusion 123.

The film cutting metal mold 100 may further include the film seating part 140 facing the base 130 and on which the film 1 is seated.

The film (1) is seated on the upper part of the film seating part (140) and may be formed of any one of a metal material, a wood material and a synthetic resin material.

The film cutting metal mold 100 may be coupled to at least one of the protrusion 123 and the third receiving portion 132 so that the body portion 120 is disposed on the upper or lower portion of the base 130. [ (Not shown).

The protrusion 123 is coupled to the third accommodating portion 132 so that a groove 126 is formed on the upper or lower side of the third accommodating portion 132 to fix And the body 120 can be stably coupled to the base 130 by applying a bonding agent to the fixing portion 150 in order to more firmly engage.

The body 120 can be detached from the base 130 so that the body 120 can be replaced and used when the design or specification of the film 1 is changed and the shape of the knife 110 And specifications can be changed.

In the mold 100 for cutting a film formed as described above, the base 130 is vertically reciprocated by the driving means 2, the body 120 is coupled to the base 130, The knife 110 is coupled to the knife 120.

The film 1 is mounted on the upper part of the film seating part 140 and the base 130 is moved to the film seating part 140 as the driving unit 2 is driven.

The driving unit 2 is moved to the film seating unit 140 and the base 130 is adjacent to the film seating unit 140 and the knife 110 cuts the film 1 do.

After the knife 110 cuts the film 1, the driving means 2 moves upward and the uncut film 1 is seated in the film seating portion 140 again.

The film cutting metal mold 100 may be driven as described above and the film cutting metal mold 100 may be coupled to the film seating unit 140 so that the film 1 is moved, ). &Lt; / RTI >

(Not shown) is formed of a timing belt and rotated in a predetermined direction and time, and at the same time, the film cutting metal mold 100 cuts the film 1 by the driving means 2 .

On the other hand, when the size of the film (1) is inevitably changed, the film cutting metal mold (100) can more easily change the angle at which the standard and the component are joined than the conventional film cutting metal mold have.

First, the knife 110 and the body 120 are replaced with each other in consideration of the shape of the film 1 to be changed and the angle at which the film 1 is cut. In accordance with the angle and size of the body 120, The second receiving portion 131 and the third receiving portion 132 formed inside the base 130 are processed.

The second accommodating portion 131 and the third accommodating portion 132 are processed by a glue line or a punch so that the position of the film 1 cut and the angle of the roll are changed, And is coupled to the receiving portion 131 and the third receiving portion 132.

Since the base 130 of the film cutting metal mold 100 is made of wood, it is easy to cope with the direction and shape in which the film 1 is cut than the base of a metal material, Can be used.

The sheet film cutting tool 200 according to the second embodiment of the present invention shown in FIG. 7 is different from the first embodiment shown in FIGS. 1 to 6 in terms of the technical structure, shape, The detailed description thereof will be omitted.

The film cutting metal 200 according to the second embodiment further has the technical features of the protrusions 223 on the protrusions 226.

As shown in the figure, the base 230 has a second receiving portion 231 for receiving the body 220 and a third receiving portion 232 for receiving the protruding portion 223.

The protrusion 223 is pressed and coupled to the second accommodating portion 231 by being forcedly engaged with the protrusion 223, and at the same time, the protruding portion 223 is pressed and engaged with the third accommodating portion 232. [

Since the protrusions 226 are formed on the outer surface of the protrusion 223 and the protrusions 226 are alternately formed in a plurality of recesses and protrusions, The gap between the body 220 and the base 230 can be prevented by the impact.

As described above, the present invention is not limited to the above-described embodiments, and various changes and modifications may be made without departing from the scope of the present invention as defined in the appended claims. And such modifications are within the scope of the present invention.

1: film 100,200: mold for film cutting
110, 210: knife 111: blade
120, 220: Body 121, 221:
122, 222: first receiving portion 123, 223:
124, 224: fixing member 125, 225:
126: groove 130, 230: base
131, 231: second accommodating portion 132, 232: third accommodating portion
133, 233: second partition 134, 234: third partition
140: Film seating part 150, 250:
226:

Claims

A knife having a rectangular shape such that a plurality of blades made of a metal are combined to cut a film, the shape of which is coupled with the blade is the same as the shape in which the circumferential surface of the film is cut off;
A first storage part made of a metal material and having a shape in which the knife is engaged to support both sides of the knife, a first storage part in which the knife is inserted and inserted between the first partitions, A plurality of protrusions formed on the first housing portion and a plurality of protrusions formed on the first housing portion to prevent the partition walls from being damaged and to adjust the length of protrusion of the knife downward, And a locking part formed at an upper end or a lower end of the first partition so as to prevent the blade from being separated upward or downward.
A second accommodation portion formed of a wooden material and coupled with the body by interference fit to be received therein, a third accommodation portion coupled with the projection portion by interference fit, and a second accommodation portion communicating with the second diaphragm And a third partition wall having a circumferential surface contacting the protruding portion;
A film seating part facing the base and on which the film is seated; And
A fixing unit coupled to at least one of the protruding portion and the upper or lower portion of the third accommodating portion to prevent the body from being released to an upper portion or a lower portion of the base; , &Lt; / RTI &
Wherein a groove is formed on an upper side or a lower side of the third accommodating portion to press-fit the fixing portion into the groove by interference fit, wherein the fixing portion is coated with a bonding agent,
The protruding portion is formed on the outer side surface with a concave portion having a shape of yaw and iron so that the body prevents the gap between the bases from being vibrated and impacted during the pressing process,
And a mold for cutting a film.

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