JP2002192258A - Male die for punching - Google Patents
Male die for punchingInfo
- Publication number
- JP2002192258A JP2002192258A JP2000390400A JP2000390400A JP2002192258A JP 2002192258 A JP2002192258 A JP 2002192258A JP 2000390400 A JP2000390400 A JP 2000390400A JP 2000390400 A JP2000390400 A JP 2000390400A JP 2002192258 A JP2002192258 A JP 2002192258A
- Authority
- JP
- Japan
- Prior art keywords
- punching
- outer peripheral
- male die
- face
- mounting step
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Landscapes
- Punching Or Piercing (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、例えば、金属板
を打抜き加工する打抜き用雄金型に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a punching male mold for punching a metal plate, for example.
【０００２】[0002]
【従来の技術】従来、打抜き用雄金型としては、図２
(Ａ)に示すように、尾翼のような輪郭形状の端面１０１
Ａを有する打抜き部１０１と、図２(Ｂ)に示すように、
上記打抜き部１０１の端面１０１Ａから後退した位置か
ら突出した装着用段部１０２とからなるものがある。こ
の装着用段部１０２は、その両端面１０２Ａ,１０２Ｂ
を貫通する装着用取付穴１０３を有している。上記打抜
き部１０１の装着段部１０２側の面１０５と端面１０２
Ａとは直角になっており、端面１０２Ａとこの打抜き雄
金型の両端面１０１Ａ,１０１Ｆは平行になっている。2. Description of the Related Art Conventionally, a male die for punching is shown in FIG.
(A), an end face 101 having a contour shape like a tail fin.
A, as shown in FIG.
There is a mounting portion 102 that projects from a position retracted from the end face 101A of the punching portion 101. The mounting step 102 has two end surfaces 102A, 102B.
Is provided. The surface 105 on the mounting step 102 side of the punching portion 101 and the end surface 102
A is a right angle, and the end face 102A is parallel to both end faces 101A and 101F of the punched male mold.
【０００３】一方、上記打抜き部１０１の周側面１０１
Ｂは、端面１０１Ａが尾翼形状の輪郭をなすように、打
抜き方向に真っ直ぐに延在している。この打抜き部１０
１の両端面１０１Ａ,１０１Ｆを貫くように、２つの空
気穴１１０,１１１が打抜き部１０１を貫通している。On the other hand, the peripheral side surface 101 of the punching portion 101
B extends straight in the punching direction such that the end face 101A has a tail-shaped contour. This punching part 10
Two air holes 110 and 111 penetrate the punched portion 101 so as to penetrate the both end surfaces 101A and 101F.
【０００４】この打抜き用雄金型は、図２(Ｃ),図２
(Ｄ)に示すように、角部１１２,１１３を湾曲させて、
打抜かれた金属板にバリが発生しないようにしている。FIG. 2 (C) and FIG.
As shown in (D), the corners 112 and 113 are curved,
Burr does not occur on the punched metal plate.
【０００５】[0005]
【発明が解決しようとする課題】上記従来例では、削り
出し加工してから研磨することによって、打抜き部１０
１の周側面１０１Ｂを形成し、上記角部１１２,１１３
を湾曲した形状に加工していたが、加工コストがかさん
でいた。In the above-mentioned prior art, the punching portion 10 is formed by grinding after grinding.
1 peripheral side surface 101B, and the corner portions 112 and 113 are formed.
Was processed into a curved shape, but the processing cost was high.
【０００６】そこで、この発明は、加工コストを低減で
きる打抜き用雄金型を提供することにある。Accordingly, an object of the present invention is to provide a male die for punching that can reduce the processing cost.
【０００７】[0007]
【課題を解決するための手段】上記目的を達成するた
め、請求項１の発明の打抜き用雄金型は、外周がワイヤ
放電加工され、打抜き部と、装着用取付穴を有する装着
用段部とからなる打抜き用雄金型であって、上記装着用
段部に、上記装着用段部の外周面から、上記打抜き部の
上記装着用段部側の面に沿って、切れ込んでいる溝を形
成したことを特徴としている。According to a first aspect of the present invention, there is provided a male die for punching, the outer periphery of which is subjected to wire electric discharge machining, and a mounting step having a punched portion and a mounting hole for mounting. A male die for punching comprising: a groove cut into the mounting step from the outer peripheral surface of the mounting step along the surface of the punching section on the mounting step side. It is characterized by being formed.
【０００８】この請求項１の発明では、装着用段部は、
打抜き部の装着用段部側の面に沿って、外周面から切れ
込んでいる溝を有している。したがって、金型製造時
に、ワイヤ放電加工の軌跡を、上記打抜き部の輪郭に沿
ってトレースさせ、外周面の端で湾曲させつつ上記段部
側の面に沿って、上記溝を形成するように進行させるこ
とで、打抜き部の外周面における上記段部側の面の両端
の角を湾曲形状に加工できる。したがって、この発明の
打抜き用雄金型によれば、ワイヤ放電加工のみで、全形
状を形成できることとなり、加工コストを低減できる。According to the first aspect of the present invention, the mounting step portion is
It has a groove cut from the outer peripheral surface along the surface on the mounting step side of the punched portion. Therefore, at the time of mold production, the trajectory of the wire electric discharge machining is traced along the contour of the punched portion, and the groove is formed along the surface of the step portion while being curved at the end of the outer peripheral surface. By proceeding, the corners at both ends of the step-side surface on the outer peripheral surface of the punched portion can be processed into a curved shape. Therefore, according to the male die for punching of the present invention, the entire shape can be formed only by wire electric discharge machining, and the machining cost can be reduced.
【０００９】また、請求項２の発明では、請求項１に記
載の打抜き用雄金型において、上記打抜き部に、打抜き
方向の両端面に貫通した空気穴を形成したことを特徴と
している。According to a second aspect of the present invention, in the male die for punching according to the first aspect, air holes are formed in the punched portion at both end surfaces in the punching direction.
【００１０】この請求項２の発明では、打抜き部の両端
面に貫通した空気穴からエアを吹き出させることで、打
抜き部の端面へ打抜き片が付着するのを防止できる。According to the second aspect of the present invention, air is blown out from the air holes penetrating both end surfaces of the punched portion, thereby preventing the punched pieces from adhering to the end surface of the punched portion.
【００１１】[0011]
【発明の実施の形態】以下、この発明を図示の実施の形
態により詳細に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments.
【００１２】図１(Ａ)に、この発明の打抜き用雄金型の
実施の形態の端面を示す。この実施形態は、尾翼形状の
端面１Ａを有する打抜き部１と、図１(Ｂ)に示すよう
に、上記端面１Ａから後退した位置から突出した装着用
段部２とからなる。この装着用段部２は、その両端面２
Ａ,２Ｂを貫通する装着用取付ねじ穴３を有している。
このねじ穴３は、この金型を図示しない所定のプレス機
にボルト止めするための取付穴である。FIG. 1A shows an end face of an embodiment of a male die for punching according to the present invention. This embodiment includes a punched portion 1 having a tail-shaped end surface 1A, and a mounting step 2 protruding from a position retracted from the end surface 1A as shown in FIG. 1 (B). The mounting step 2 has two end faces 2.
A and 2B are provided with mounting mounting screw holes 3 penetrating therethrough.
The screw hole 3 is a mounting hole for bolting the die to a predetermined press (not shown).
【００１３】この装着用段部２の端面２Ａは、打抜き部
１の段部側の面５と境を接している。この端面２Ａは、
略長方形状であり、段部２は、面５と略平行な長側面２
Ｃと、互いに対向している短側面２Ｄ,２Ｅを有してい
る。The end face 2A of the mounting step 2 is in contact with the step surface 5 of the punching section 1. This end face 2A
The step portion 2 has a substantially rectangular shape, and the long side surface 2 substantially parallel to the surface 5.
C and short sides 2D and 2E facing each other.
【００１４】また、図１(Ｃ),(Ｄ)に示すように、上記
段部２は、その短側面２Ｄ,２Ｅから、上記段部側の面
５に沿って切れ込んでいる溝８,１０を有している。こ
の溝８,１０は、上記段部側の面５と境を接している。As shown in FIGS. 1 (C) and 1 (D), the step 2 has grooves 8, 10 cut from its short side surfaces 2D, 2E along the surface 5 on the step side. have. The grooves 8 and 10 are in contact with the step surface 5.
【００１５】また、図１(Ａ),(Ｂ)に示すように、上記
打抜き部１には、その両端面１Ａ,１Ｂを貫通する２個
の空気穴１１,１２が形成されている。この２個の空気
穴１１,１２は、打抜き部１の端面１Ａの長斜辺１Ａ−
１に沿って所定間隔を隔てて配置されている。Further, as shown in FIGS. 1A and 1B, the punched portion 1 is formed with two air holes 11 and 12 penetrating both end surfaces 1A and 1B. These two air holes 11 and 12 are formed by the long oblique side 1A-
1 are arranged at predetermined intervals.
【００１６】この実施形態では、装着用段部２は、打抜
き部１の装着用段部２側の面５に沿って、外周面をなす
短側面２Ｄ,２Ｅから切れ込んでいる溝８,１０を有して
いる。したがって、この金型の製造時において、ワイヤ
放電加工の軌跡を、上記打抜き部１の外周面１Ｃを形成
するように尾翼形状にトレースさせ、外周面１Ｃの両端
１Ｃ−１,１Ｃ−２で湾曲させつつ段部側の面５に沿っ
て、溝８,１０を形成するように進行させることで、打
抜き部１の外周面１Ｃにおける、打抜き部１の面５の両
端の角１５,１６を湾曲形状に加工できる。したがっ
て、この打抜き用雄金型によれば、ワイヤ放電加工のみ
で、全形状を形成できることとなり、加工コストを低減
できる。In this embodiment, the mounting step 2 is formed along the surface 5 on the mounting step 2 side of the punching section 1 with the grooves 8, 10 cut from the short side faces 2D, 2E forming the outer peripheral surface. Have. Therefore, at the time of manufacturing this mold, the trajectory of the wire electric discharge machining is traced in the shape of a tail so as to form the outer peripheral surface 1C of the punched portion 1, and curved at both ends 1C-1 and 1C-2 of the outer peripheral surface 1C. By proceeding so as to form the grooves 8 and 10 along the surface 5 on the step side while bending, the corners 15 and 16 at both ends of the surface 5 of the punched portion 1 on the outer peripheral surface 1C of the punched portion 1 are curved. Can be processed into shapes. Therefore, according to this punching male mold, the entire shape can be formed only by wire electric discharge machining, and the machining cost can be reduced.
【００１７】また、この実施形態では、打抜き部１の両
端面１Ａ,１Ｂに貫通した空気穴１１,１２からエアを吹
き出させることで、打抜き部１の端面１Ａへ打抜き板片
が付着するのを防止できる。Further, in this embodiment, air is blown out from the air holes 11 and 12 penetrating the both end surfaces 1A and 1B of the punched portion 1 so that the punched plate piece adheres to the end surface 1A of the punched portion 1. Can be prevented.
【００１８】尚、上記実施形態では、打抜き部１の端面
１Ａの輪郭を尾翼形状としたが、打抜き端面の形状はど
のような形状でもよい。In the above-described embodiment, the contour of the end face 1A of the punched portion 1 is tail-shaped, but the shape of the punched end face may be any shape.
【００１９】[0019]
【発明の効果】以上より明らかなように、請求項１の発
明の打抜き用雄金型では、装着用段部は、打抜き部の装
着用段部側の面に沿って、外周面から切れ込んでいる溝
を有している。したがって、金型製造時に、ワイヤ放電
加工の軌跡を、打抜き部の外周面の輪郭に沿ってトレー
スさせ、外周面の端で湾曲させつつ段部側の面に沿っ
て、上記溝を形成するように進行させることで、打抜き
部の外周面における、打抜き部の段部側の面の両端の角
を湾曲形状に加工できる。したがって、この発明の打抜
き用雄金型によれば、ワイヤ放電加工のみで、全形状を
形成できることとなり、加工コストを低減できる。As is clear from the above, in the male die for punching according to the first aspect of the present invention, the mounting step is cut from the outer peripheral surface along the surface of the punching portion on the mounting step side. Groove. Therefore, during the manufacture of the mold, the trajectory of the wire electric discharge machining is traced along the contour of the outer peripheral surface of the punched portion, and the groove is formed along the surface of the step portion while being curved at the end of the outer peripheral surface. In this case, the corners at both ends of the surface of the punched portion on the step side of the punched portion can be formed into a curved shape. Therefore, according to the male die for punching of the present invention, the entire shape can be formed only by wire electric discharge machining, and the machining cost can be reduced.
【００２０】また、請求項２の発明では、打抜き部の両
端面に貫通した空気穴からエアを吹き出させることで、
打抜き部の端面へ打抜き片が付着するのを防止できる。According to the second aspect of the present invention, air is blown out from air holes penetrating both end surfaces of the punched portion.
The punched pieces can be prevented from adhering to the end face of the punched portion.
【図１】 図１(Ａ)はこの発明の打抜き用雄金型の実施
形態の端面図であり、図１(Ｂ)は図１(Ａ)のＡ−Ａ'線
断面図であり、図１(Ｃ)は図１(Ａ)のＰ部拡大図であ
り、図１(Ｄ)は図１(Ａ)のＱ部拡大図である。FIG. 1 (A) is an end view of an embodiment of a male die for punching of the present invention, and FIG. 1 (B) is a sectional view taken along line AA ′ of FIG. 1 (A). 1 (C) is an enlarged view of a part P in FIG. 1 (A), and FIG. 1 (D) is an enlarged view of a part Q in FIG. 1 (A).
【図２】 図２(Ａ)は従来の打抜き用雄金型の端面図で
あり、図２(Ｂ)は図２(Ａ)のＡ−Ａ'線断面図であり、
図２(Ｃ)は図２(Ａ)のＬ部拡大図であり、図２(Ｄ)は図
２(Ａ)のＭ部拡大図である。2 (A) is an end view of a conventional male die for punching, FIG. 2 (B) is a cross-sectional view taken along line AA ′ of FIG. 2 (A),
FIG. 2C is an enlarged view of an L part of FIG. 2A, and FIG. 2D is an enlarged view of an M part of FIG. 2A.
１…打抜き部、１Ａ,１Ｂ…端面、１Ａ−１…長斜辺、
１Ｃ…外周面、１Ｃ−１,１Ｃ−２…両端、２…装着用
段部、２Ａ,２Ｂ…端面、２Ｃ…長側面、２Ｄ,２Ｅ…短
側面、３…装着用取付穴、５…段部側の面、８,１０…
溝、１１,１２…空気穴、１５,１６…角。1 ... punched part, 1A, 1B ... end face, 1A-1 ... long hypotenuse,
1C: outer peripheral surface, 1C-1, 1C-2: both ends, 2: mounting step, 2A, 2B: end surface, 2C: long side, 2D, 2E: short side, 3: mounting hole, 5: step 8,10 ...
Grooves, 11, 12 ... air holes, 15, 16 ... corners.
Claims (2)
(１)と、装着用取付穴(３)を有する装着用段部(２)とか
らなる打抜き用雄金型であって、 上記装着用段部(２)に、 上記装着用段部(２)の外周面(２Ｄ,２Ｅ)から、上記打
抜き部(１)の上記装着用段部(２)側の面(５)に沿って、
切れ込んでいる溝(８,１０)を形成したことを特徴とす
る打抜き用雄金型。An outer periphery is subjected to wire electric discharge machining, and a punched portion is provided.
(1) A male die for punching comprising a mounting step (2) having a mounting hole (3) for mounting, wherein the mounting step (2) is provided with the mounting step (2). ) From the outer peripheral surface (2D, 2E) along the surface (5) of the punching portion (1) on the side of the mounting step (2),
A male die for punching, characterized by forming notched grooves (8, 10).
て、 上記打抜き部(１)に、打抜き方向の両端面(１Ａ,１Ｂ)
に貫通した空気穴(１１,１２)を形成したことを特徴と
する打抜き用雄金型。2. The punching male mold according to claim 1, wherein both end faces (1A, 1B) in the punching direction are formed on the punching portion (1).
A male mold for punching, characterized in that air holes (11, 12) penetrating through are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000390400A JP4882150B2 (en) | 2000-12-22 | 2000-12-22 | Male die for punching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000390400A JP4882150B2 (en) | 2000-12-22 | 2000-12-22 | Male die for punching |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002192258A true JP2002192258A (en) | 2002-07-10 |
| JP4882150B2 JP4882150B2 (en) | 2012-02-22 |
Family
ID=18856776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000390400A Expired - Fee Related JP4882150B2 (en) | 2000-12-22 | 2000-12-22 | Male die for punching |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4882150B2 (en) |
-
2000
- 2000-12-22 JP JP2000390400A patent/JP4882150B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP4882150B2 (en) | 2012-02-22 |
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