KR101614882B1 - Press molding apparatus and method press molding method - Google Patents

Press molding apparatus and method press molding method Download PDF

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Publication number
KR101614882B1
KR101614882B1 KR1020150080517A KR20150080517A KR101614882B1 KR 101614882 B1 KR101614882 B1 KR 101614882B1 KR 1020150080517 A KR1020150080517 A KR 1020150080517A KR 20150080517 A KR20150080517 A KR 20150080517A KR 101614882 B1 KR101614882 B1 KR 101614882B1
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KR
South Korea
Prior art keywords
mold
shape
plate material
forming
shaping portion
Prior art date
Application number
KR1020150080517A
Other languages
Korean (ko)
Inventor
이형찬
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이형찬
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Priority to KR1020150080517A priority Critical patent/KR101614882B1/en
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Publication of KR101614882B1 publication Critical patent/KR101614882B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • B21D22/04—Stamping using rigid devices or tools for dimpling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

The present invention discloses a press forming apparatus and a press forming method. The present invention includes a first mold, a second mold provided so as to face the first mold, and a first shaping portion formed on one of the first mold and the second mold.

Description

TECHNICAL FIELD The present invention relates to a press molding apparatus and a press molding method,

The present invention relates to an apparatus and a method, and more particularly, to a press forming apparatus and a press forming method.

Generally, a press forming method is a method in which a plate material is placed in a mold, and then the mold is pressed to mold the plate material so as to correspond to the shape of the mold. Such a press forming method can be generally implemented through a press forming apparatus. Specifically, in the press forming apparatus, a plate material is placed between a first mold and a second mold disposed so as to face the first mold, and then the plate material is pressed by at least one of the first mold and the second mold to press-mold the plate material .

In this case, in order to form an image such as letters on a press-formed plate, a method of drawing a shape through a paint or the like on a press-formed plate can be used. However, in such a case, the color of the paint or the like may be changed or detached from the plate due to the passage of time.

A variety of methods have been developed to prevent such problems from occurring and studies are underway.

Embodiments of the present invention are intended to provide a press forming apparatus and a press forming method.

According to an aspect of the present invention, there is provided a press forming apparatus comprising a first mold, a second mold provided so as to face the first mold, and a first shaping portion formed in one of the first mold or the second mold, Can be provided.

The apparatus may further include a third mold disposed between the first mold and the second mold to support the plate.

The apparatus may further include a driving unit connected to at least one of the first mold and the second mold for linearly moving at least one of the first mold and the second mold.

In addition, at least a portion of the first mold may be formed with a curvature.

The second mold may be formed to correspond to one surface of the first mold pressing the plate.

In addition, the first shaping unit may be configured to include at least one of letters, figures, and patterns.

The apparatus may further include a second shape forming unit formed on the other of the first mold and the second mold and corresponding to the first shape forming unit.

In addition, one of the first shaping portion and the second shaping portion may be formed to protrude, and the other of the first shaping portion and the second shaping portion may be formed in the first shaping portion or the second shaping portion, One of the shape-forming portions may be formed to be inserted to be inserted.

In addition, at least a part of the interval between the first shape-forming portion and the shape-forming portion may be formed to be smaller than the thickness of the plate material.

According to another aspect of the present invention, there is provided a method of manufacturing a metal mold, comprising: disposing a plate between a first mold and a second mold; and press molding the plate while linearly moving at least one of the first mold and the second mold, Forming a part of the plate by a first shape-forming part protruding from one of the first die or the second die in a step of press-molding the first die or the second die.

In this embodiment, a part of the sheet material can be formed through the second shape-defining portion arranged so as to face the first shape-forming portion.

In addition, one of the first shaping portion and the second shaping portion may be formed to protrude, and the other of the first shaping portion and the second shaping portion may be formed in the first shaping portion or the second shaping portion, And one of the shape-forming portions may be inserted and formed to be inserted.

In addition, at least a part of the interval between the first shape-forming portion and the shape-forming portion may be formed to be smaller than the thickness of the plate material.

In addition, at least a portion of the first mold may be curved.

In addition, the first shaping unit may be configured to include at least one of letters, figures, and patterns.

The plate material may be supported by a third metal mold disposed between the first metal mold and the second metal mold.

Embodiments of the present invention are capable of press molding with precision and little deformation.

1 is a conceptual view showing a press forming apparatus according to an embodiment of the present invention.
2 is a perspective view showing the first shape forming unit and the second shape forming unit shown in FIG.
3 is a cross-sectional view showing a press-formed article manufactured through the press-forming apparatus shown in Fig.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Is provided to fully convey the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. It is noted that the terms "comprises" and / or "comprising" used in the specification are intended to be inclusive in a manner similar to the components, steps, operations, and / Or additions. The terms first, second, etc. may be used to describe various elements, but the elements should not be limited by terms. Terms are used only for the purpose of distinguishing one component from another.

1 is a conceptual view showing a press forming apparatus according to an embodiment of the present invention. FIG. 2 is a flowchart showing a manufacturing procedure of a press-formed article manufactured through the press-forming apparatus shown in FIG.

1 and 2, the press forming apparatus 100 includes a first mold 110, a second mold 120, a third mold 130, a first shape forming unit 140, A driving unit 150, and a driving unit 160.

The first mold 110 may have a space formed therein. At least a portion of the internal space of the first mold 110 may be curved. For example, at least a part of the inner space of the first mold 110 may be formed as a curved surface or may be formed as a curved line. At least a part of the internal space of the first mold 110 may be formed as a curved surface or a curve, and the other part may be formed as a flat surface.

The second mold 120 may be arranged to face the first mold 110. At this time, the second mold 120 may be inserted into the first mold 110. In particular, the second mold 120 may be formed to have a shape similar to that of the inner space of the first mold 110. At this time, the second mold 120 may protrude toward the first mold 110 side.

The third metal mold 130 is provided with a plate material P and can support the plate material P. At this time, the surface of the third mold 130, which is in contact with the plate material P, may be formed flat. In particular, the third metal mold 130 may be formed so that the surface on which the plate material P contacts is parallel to the paper surface.

The first shape forming unit 140 may be formed on one of the first mold 110 and the second mold 120. The second shape forming unit 150 may be formed on the other one of the first mold 110 and the second mold 120. For example, when the first shape forming unit 140 is formed on the first mold 110, the second shape forming unit 150 may be formed on the second mold 120. When the first shape forming unit 140 is formed on the second mold 120, the second shape forming unit 150 may be formed on the first mold 110. The first shape forming unit 140 is formed on the first mold 110 and the second shape forming unit 150 is formed on the second mold 120 .

One of the first shape forming unit 140 or the second shape forming unit 150 may be formed to protrude. Further, the other one of the first shape-forming portion 140 or the second shape-forming portion 150 may be formed to be drawn in. For example, when the first shape-forming unit 140 is formed to protrude, the second shape-forming unit 150 may be formed to be inserted. In addition, when the first shape-forming unit 140 is formed to be drawn in, the second shape-forming unit 150 may be formed to protrude. Hereinafter, for convenience of explanation, the first shape-forming part 140 is formed to protrude and the second shape-forming part 150 is formed to be drawn in will be described in detail.

The first shape forming unit 140 and the second shape forming unit 150 may be spaced apart from each other. At this time, the interval S1 of a part of the space between the first shape forming part 140 and the second shape forming part 150 may be formed to be equal to the thickness T of the plate material P. [ The distance S2 between the first and second shape forming portions 140 and 150 may be different from the thickness T of the plate material P. [

For example, the interval S1 between the first and second shape forming portions 140 and 150, which are parallel to the paper surface, can be formed to be equal to the thickness T of the sheet material P. [ On the other hand, the distance S2 between the first and second shape forming parts 140 and 150 forming the predetermined angle with the ground may be smaller than the thickness T of the plate material P. [

The distance between the inner space of the first metal mold 110 and the outer surface of the second metal mold 120 may be determined by the thickness of the plate material P in the case where the first metal mold 110 and the second metal mold 120 are disposed at a minimum distance T). The first shape forming unit 140 may be inserted into the second shape forming unit 150 and the distance between the side surface of the first shape forming unit 140 and the inner surface of the second shape forming unit 150 S1) may be formed smaller than the thickness (T) of the plate material (P). The distance S2 between the lower surface of the first shape forming portion 140 and the inner surface of the second shape forming portion 150 may be the same as the thickness T of the plate material P. [

The first shape forming unit 140 may be formed to protrude from the inner space of the first mold 110 toward the second mold 120. At this time, the first shape forming unit 140 may include a protrusion that protrudes from the first mold 110.

The first shape-forming unit 140 may be formed in various shapes. For example, the first shape-forming unit 140 may be formed in a predetermined shape such as letters, images, patterns, and the like. Hereinafter, for convenience of explanation, the first shape-defining unit 140 is formed in a letter shape will be described in detail.

The second shape forming unit 150 may be formed to be inserted from one surface of the second mold 120 so that the first shape forming unit 140 is inserted therein. At this time, the second shape forming unit 150 may include a groove formed to be drawn in from one surface of the second mold 120. In another embodiment, the second shape forming unit 150 may be formed to protrude from the second mold 120, and a groove may be formed in the central portion to insert the first shape forming unit 140. At this time, the first shape-forming part 140 is formed so as to protrude from the central part, and the outer part of the center part is inserted from one surface of the first mold 110 so that the protruded part of the second shape- . Hereinafter, for the sake of convenience, the second shape forming unit 150 is formed to be drawn from one surface of the second mold 120.

The volume of the second shape forming part 150 is larger than the volume of the first shape forming part 140 so that when the first shape forming part 140 presses the plate material P, The first shape-forming portion 140 can be drawn in.

The first shape forming unit 140 and the second shape forming unit 150 may bend the plate material P at a predetermined angle. In particular, the first shape forming unit 140 and the second shape forming unit 150 can bend the plate material P at right angles.

A plurality of first shape-forming parts 140 and second shape-forming parts 150 may be provided. At this time, the plurality of first shape-forming portions 140 may be spaced apart from each other, and each second shape-forming portion 150 may be formed at a position corresponding to each first shape-forming portion 140.

The driving unit 160 may be connected to at least one of the first mold 110 and the second mold 120 to linearly move at least one of the first mold 110 and the second mold 120. For example, the driving unit 160 may include a first driving unit 161 connected to the first mold 110 to linearly move the first mold 110. The driving unit 160 may include a second driving unit 162 connected to the second mold 120 to linearly move the second mold 120. Hereinafter, the first and second driving units 161 and 162 will be described in detail.

The first driving unit 161 and the second driving unit 162 may operate independently of each other. At this time, the first driving unit 161 and the second driving unit 162 can move the first mold 110 and the second mold 120 in opposite directions, respectively.

Meanwhile, the pressing process of the plate material P through the press forming apparatus 100 as described above allows the plate material P to be disposed on the third mold 130. At this time, the plate material P may be formed in a plate shape.

The first mold 110 and the second mold 120 can linearly move when the first driving unit 161 and the second driving unit 162 operate. At this time, the first mold 110 and the second mold 120 can move in opposite directions. For example, the first mold 110 and the second mold 120 can move linearly so as to be close to each other.

When the first mold 110 and the second mold 120 move as described above, the third mold 130 maintains the stopped state or the same motion as that of the first mold 110 or the second mold 120 Lt; / RTI > Hereinafter, for convenience of description, the third mold 130 will be described in detail about a case where the third mold 130 moves in the same direction as the first mold 110.

When the first mold 110 and the second mold 120 are brought close to each other as described above, the plate material P can enter the inner space of the first mold 110 by the pressure of the second mold 120. [ At this time, when the first mold 110 and the second mold 120 move, the plate material P may be formed in the same shape as one surface of the second mold 120 or the inner space of the first mold 110 .

The first shape forming unit 140 can press a part of the plate material P when the first metal mold 110 presses the plate material P. [ Particularly, the first shape forming unit 140 can form a predetermined shape on the plate material P by pressing a part of the plate material P. [

The first shape forming unit 140 can move the plate material P into the second shape forming unit 150 while moving together with the first mold 110. At this time, the second shape forming unit 150 can prevent the position of the first shape forming unit 140 from being shifted, and can guide the shape of the plate material P. [

When the first shape forming unit 140 and the second shape forming unit 150 press the plate material P, at least a part of the plate material P may have a predetermined shape as shown in FIG. 3, Or may be formed in a relief shape. When the pressing of the plate material P is completed as described above, both ends of the plate material P can be cut.

The plate material P formed as described above may be formed to have a thickness different from that of the depression shape or the relief shape. For example, the first thickness T1 in the first region A1 of the plate material P may be equal to the thickness T of the plate material P. The second thickness T2 in the second area A2 of the plate material P may be smaller than the thickness T of the plate material P. [ At this time, the first area A1 and the second area A2 may be bent and connected to each other, and the second area A2 may be substantially perpendicular to the ground. The third thickness T3 in the third region A3 of the plate material P may be formed to be equal to the thickness T of the plate material P. [ At this time, the second region A2 and the third region A3 may be connected to each other so that they are bent together, and the third region A3 may be formed parallel to the first region A1.

When the plate material P is formed as described above, the shape of the depressed shape or the relief shape formed on the plate material P may be formed into a sharp edge shape. In particular, in the case of the plate member P formed as described above, the shape of the shape may be clear, and it is possible to form the sophisticated shape into a relief shape or a relief shape.

Therefore, the press forming apparatus 100 and the press forming method can form a certain shape accurately and precisely on the plate material P when the plate material P is press-molded. In addition, the press forming apparatus 100 and the press forming method can simultaneously reduce the manufacturing cost by forming a shape in which at least a portion of the plate material P, which is bent at the time of press molding of the plate material P, And the merchantability can be increased.

Further, in the press forming apparatus 100 and the press forming method, it is possible to form an accurate shape by forming a right angle in the shape formed on the plate material P. In particular, the press forming apparatus 100 and the press forming method can prevent the shape from being deformed or disappearing by forming the shape of the plate material P directly upon press molding.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications and variations without departing from the spirit and scope of the invention. Accordingly, it is intended that the appended claims cover all such modifications and variations as fall within the true spirit of the invention.

100: Press forming device
110: first mold
120; The second mold
130: Third mold
140: first shaping portion
150: second shape forming part
160:

Claims (16)

A first mold;
A second mold provided so as to face the first mold;
A first shaping portion formed on one of the first mold and the second mold; And
The second mold being formed on the other of the first mold and the second mold,
And a second shape-forming portion formed to correspond to the forming portion,
Wherein one of the first shaping portion and the second shaping portion is formed so as to protrude and the other one of the first shaping portion and the second shaping portion is formed in the first shaping portion or the second shaping portion, One of which is inserted to be inserted,
And at least a part of the interval between the first shape forming portion and the second shape forming portion is formed smaller than the thickness of the plate material. The method according to claim 1,
And a third mold disposed between the first mold and the second mold to support the plate. The method according to claim 1,
And a driving unit connected to at least one of the first mold and the second mold to linearly move at least one of the first mold and the second mold. The method according to claim 1,
Wherein at least a portion of the first mold is formed into a curvature. 5. The method of claim 4,
And the second mold is formed to correspond to one surface of the first mold for pressing the plate material. The method according to claim 1,
Wherein the first shape-shaping portion is a shape including at least one of letters, figures, and patterns. The method according to claim 1,
Wherein the interval between the first shape-forming portion and the second shape-forming portion is smaller than the thickness of the plate material. 8. The method of claim 7,
Wherein an interval for forming an angle with the paper surface is an interval that forms a perpendicular to the paper surface. delete Disposing a plate material between the first mold and the second mold; And
Wherein at least one of the first mold and the second mold moves linearly while moving the plate
And molding the molded article,
A first shape forming portion formed on one of the first mold or the second mold and a second shaping portion formed on another one of the first mold or the second mold and being opposed to the first shaping portion, Wherein one of the first shaping portion and the second shaping portion is protruded, and the other one of the first shaping portion and the second shaping portion is formed by the first shaping portion or the second shaping portion, And the second shape-defining portion is inserted and formed to be inserted,
Wherein at least a part of the gap between the first shape-forming portion and the second shape-forming portion is formed to be smaller than the thickness of the plate material. 11. The method of claim 10,
Wherein the interval between the first shape-forming portion and the second shape-forming portion is less than the thickness of the plate material. 12. The method of claim 11,
So that a predetermined angle is perpendicular to the ground surface. delete 11. The method of claim 10,
Wherein at least a portion of the first mold is curved. 11. The method of claim 10,
Wherein the first shape-shaping portion is a shape including at least one of letters, figures, and patterns. 11. The method of claim 10,
Wherein the plate member is supported by a third die disposed between the first die and the second die.
KR1020150080517A 2015-06-08 2015-06-08 Press molding apparatus and method press molding method KR101614882B1 (en)

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KR1020150080517A KR101614882B1 (en) 2015-06-08 2015-06-08 Press molding apparatus and method press molding method

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Application Number Priority Date Filing Date Title
KR1020150080517A KR101614882B1 (en) 2015-06-08 2015-06-08 Press molding apparatus and method press molding method

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KR101614882B1 true KR101614882B1 (en) 2016-04-22

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004025273A (en) * 2002-06-27 2004-01-29 Sumitomo Metal Ind Ltd Apparatus and method for manufacturing press-formed article

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004025273A (en) * 2002-06-27 2004-01-29 Sumitomo Metal Ind Ltd Apparatus and method for manufacturing press-formed article

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