JPH078387B2 - Metal plate press working method - Google Patents
Metal plate press working methodInfo
- Publication number
- JPH078387B2 JPH078387B2 JP19701390A JP19701390A JPH078387B2 JP H078387 B2 JPH078387 B2 JP H078387B2 JP 19701390 A JP19701390 A JP 19701390A JP 19701390 A JP19701390 A JP 19701390A JP H078387 B2 JPH078387 B2 JP H078387B2
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- mold
- die
- section
- holding tank
- 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.)
- Expired - Lifetime
Links
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Description
【発明の詳細な説明】 「産業上の利用分野」 本発明は金属板のプレス加工法に関する。特に金属板の
端部に略Ｚ字形断面を有する曲げ部を形成するためのプ
レス加工法に関する。The present invention relates to a method for pressing a metal plate. In particular, the present invention relates to a press working method for forming a bent portion having a substantially Z-shaped cross section at the end of a metal plate.
「従来の技術とその課題」 近年、第１図に示すような端部に略Ｚ字形断面を有する
曲げ部を備えた金属板が次第に建築材料として用いられ
てきた。“Prior Art and Its Problems” In recent years, metal plates having a bent portion having a substantially Z-shaped cross section as shown in FIG. 1 have been gradually used as a building material.
しかしながら、上記形状を有する金属板の曲げ部は、簡
単に加工成形し得ないものである。However, the bent portion of the metal plate having the above-mentioned shape cannot be easily processed and formed.
本発明は、以上の実情に鑑みてなされたもので、簡単な
プロセスによって金属板の端部に略Ｚ字形断面を有する
曲げ部を形成することができるプレス加工法を提供する
ことを、その目的とする。The present invention has been made in view of the above circumstances, and an object thereof is to provide a press working method capable of forming a bent portion having a substantially Z-shaped cross section at an end portion of a metal plate by a simple process. And
「課題を解決するための手段」 上記目的を達成するため、本発明の金属板のプレス加工
法は、金属板本体を複数回折り曲げてあらかじめ第１な
いし第３面を形成する工程と、次に上端部の適宜部位に
上下方向の保持槽および断面三角形の変形槽をそれぞれ
有する下型とこの下型の一側壁と当接しかつ下型の上壁
面から突出する側型とこの側型の側面に沿うように下降
する上型とからなる型組を用意する工程と、次に金属板
本体の第３面を前記下型の保持槽に嵌め込むと共に第１
面を前記側型の側面に当接セットする工程と、しかる後
に上型を下降操作し金属板本体の前記第１ないし第３面
を略Ｚ字形断面に折曲する工程とから成ることを特徴と
する。[Means for Solving the Problems] In order to achieve the above object, the metal plate press working method according to the present invention comprises a step of bending the metal plate body a plurality of times to form first to third surfaces, A lower mold having a holding tank in the vertical direction and a deformation tank having a triangular cross section at appropriate portions of the upper end, a side mold that abuts one side wall of the lower mold and projects from the upper wall surface of the lower mold, and a side surface of this side mold A step of preparing a mold set including an upper mold that descends along the first mold, and then fitting the third surface of the metal plate body into the holding tank of the lower mold and
A step of abutting and setting the surface on the side surface of the side mold, and thereafter a downward operation of the upper mold to bend the first to third surfaces of the metal plate body into a substantially Z-shaped cross section. And
「作用」 まず、金属板本体の端部ないし端部寄りの部位をプレス
で３度角度方向に折曲し、第１ないし第３面のひな形を
形成する。"Operation" First, the end portion of the metal plate body or a portion near the end portion is bent in a 3 degree angle direction by a press to form a template of the first to third surfaces.
次に下型、側型、上型から成る型組を用意し、それらを
適宜に組み合せる。Next, a mold set including a lower mold, a side mold, and an upper mold is prepared, and these are appropriately combined.
型組の組み合せが済んだら、金属板本体の各折曲面を第
３図に示すようにセットする。After the combination of the molds is completed, the bent curved surfaces of the metal plate body are set as shown in FIG.
しかる後に上型を下降操作し、金属板本体の上記第１な
いし第３面を全体として略Ｚ字形断面に折曲形成する。After that, the upper die is operated to descend, and the first to third surfaces of the metal plate body are bent and formed into a substantially Z-shaped cross section as a whole.
「実施例」 以下、図面に基づいて本発明の実施例を詳述する。[Examples] Hereinafter, examples of the present invention will be described in detail with reference to the drawings.
第１図に示した金属板Ｐは、端部に略Ｚ字形断面を有す
る曲げ部１が形成されている。曲げ部１は、該金属板Ｐ
の本体10より一連に延出した上記本体10とほぼ直角を形
成するように曲げられた第一面11と、該第一面と鋭角を
形成して該本体の接近するように曲げられた第二面12
と、該第二面12と鋭角を形成するように該第二面から第
一面11と平行に曲げられた第三面13とからなる。したが
って、この曲げ部１は容易に加工形成し得ないものであ
る。The metal plate P shown in FIG. 1 is provided with a bent portion 1 having a substantially Z-shaped cross section at the end thereof. The bent portion 1 is made of the metal plate P.
A first surface 11 extending in series from the main body 10 and bent to form a substantially right angle with the main body 10, and a first surface 11 formed to form an acute angle with the first surface and bent to approach the main body. Two sides 12
And a third surface 13 bent from the second surface in parallel with the first surface 11 so as to form an acute angle with the second surface 12. Therefore, the bent portion 1 cannot be easily processed and formed.
上記金属板Ｐの端部にある曲げ部１をプレス成型するた
め第２図（Ａ）、（Ｂ）に示すように、まず、金属板Ｐ
の端部に、予め該金属板の本体10より一連に延出した、
上記本体10と鋭角を形成するように曲げられた第一面1
1′と、該第一面11′とほぼ直角を形成するように該本
体10に面して曲げられた第二面12′と、該第二面12′と
ほぼ直角を形成するように該第二面12′から外へ曲げら
れた第三面13′とからなる曲げ部ひな形１′をプレス成
形する。このプレス成形工程は、常法によって行われ
る。First, as shown in FIGS. 2A and 2B for press-molding the bent portion 1 at the end of the metal plate P, first, the metal plate P
At the end of, was previously extended in series from the body 10 of the metal plate,
First surface 1 bent to form an acute angle with the body 10
1 ', a second surface 12' that is bent to face the body 10 to form a substantially right angle with the first surface 11 ', and a second surface 12' that forms a substantially right angle with the second surface 12 '. A bent portion template 1'comprising a second surface 12 'and a third surface 13' bent outward is press-molded. This press molding process is performed by a conventional method.
上記ひな形１′を成形した後、第３図に示すように上記
金属板Ｐの曲げ部ひな形１′の付近部分を下記のような
型組に取付セットする。After the template 1'is formed, as shown in FIG. 3, the bent portion of the metal plate P near the template 1'is attached and set in the following mold assembly.
すなわち、この型組は、上型30と、下型20と、該下型20
の一側に該下型20と当接するように配設されかつ該下型
20よりも高い側面21aを有する側型21とからなる。そし
て、下型20の側型21に近い部分には、上下方向の保持槽
23が形成され、該保持槽23と側型21との間には、断面三
角形の変形槽22が形成されている。That is, this mold set includes an upper mold 30, a lower mold 20, and the lower mold 20.
The lower die is disposed on one side so as to abut the lower die 20 and
And a side mold 21 having a side surface 21a higher than 20. And, in the part of the lower mold 20 close to the side mold 21, the holding tank in the vertical direction is
23 is formed, and between the holding tank 23 and the side mold 21, a deformation tank 22 having a triangular cross section is formed.
次に取付け方法として、上記ひな形１′の第三面13′を
上記保持槽23内に遊挿保持すると共に、上記第二面12′
を上記三角形の変形槽22の上方開口と該保持槽23の上方
開口付近に支持し、しかも、上記第一面11′を上記側片
21の下型20よりも高い部分21aに当接するようにする。Next, as a mounting method, the third surface 13 'of the template 1'is loosely inserted and held in the holding tank 23, and the second surface 12' is also attached.
Is supported near the upper opening of the triangular deformation tank 22 and the upper opening of the holding tank 23, and the first surface 11 'is fixed to the side piece.
The portion 21a higher than the lower mold 20 of 21 is contacted.
本実施例では、上記保持槽23は、狹長状に形成され、そ
の一側の壁面231は斜壁に形成されている。なお、該保
持槽の槽底には、上記第三面13′の先端を受け入れるた
めの浅槽232が設けられている。In the present embodiment, the holding tank 23 is formed in the shape of a fox, and the wall surface 231 on one side thereof is formed as a slanted wall. A shallow tank 232 for receiving the tip of the third surface 13 'is provided on the bottom of the holding tank.
上記のように金属板の曲げ部ひな形１′の付近部分を型
組に取付けた後、第４図に示すように上型30を下型20の
上壁面20aに密接するように押し下げ、金属板本体10を
プレスしながら第一面11′が側型21に沿うように該第一
面11′と第二面12′を断面三角形の変形槽22内に押し込
み、それらを第三面13′に合せて略Ｚ字形断面を有する
曲げ部１に形成する。After attaching the bent plate template 1'of the metal plate to the mold assembly as described above, the upper mold 30 is pushed down so as to be in close contact with the upper wall surface 20a of the lower mold 20 as shown in FIG. While pressing the plate body 10, the first surface 11 'and the second surface 12' are pushed into a deformation tank 22 having a triangular cross section so that the first surface 11 'follows the side mold 21, and the third surface 13' is pressed. To form a bent portion 1 having a substantially Z-shaped cross section.
上記工程を行うに際して、第三面13′が保持槽23内に偏
斜して第一面11′と第二面12′の変形による移動に合せ
る。When the above steps are performed, the third surface 13 'is biased into the holding tank 23 so as to match the movement of the first surface 11' and the second surface 12 'due to the deformation.
なお、保持槽23と三角形断面の変形槽22などを設けるに
際し、金属板の厚さが成形品に与える影響を常法により
考慮すべきである。When the holding tank 23 and the deformation tank 22 having a triangular cross section are provided, the influence of the thickness of the metal plate on the molded product should be taken into consideration by a conventional method.
第５図に示したのは、それぞれ上記曲げ部１を有する一
対の金属板10、10が平行するように固定され、かつそれ
らの第三面13、13の前端縁が互いに接触している状態で
あり、この状態では、一対の曲げ部１、１から形成され
た台形の空間内に、他の建築材を嵌合することができ
る。FIG. 5 shows that a pair of metal plates 10 and 10 each having the bent portion 1 are fixed so as to be parallel to each other, and the front end edges of their third surfaces 13 and 13 are in contact with each other. In this state, another building material can be fitted in the trapezoidal space formed by the pair of bent portions 1, 1.
「発明の効果」 以上に説明した通り、本発明によれば、容易に金属板の
端部に略Ｚ字形断面を有する曲げ部をプレス加工成形す
ることができるので、産業上の利用価値が極めて高いも
のと言える。[Advantages of the Invention] As described above, according to the present invention, it is possible to easily press-form a bent portion having a substantially Z-shaped cross section at an end portion of a metal plate, which is extremely useful in industry. It can be said to be expensive.
第１図は端部に略Ｚ字形断面を有する曲げ部が形成され
てある金属板を示す斜視図、第２図ないし第４図は金属
板をプレス成形するための各工程を示す概略各説明図、
第５図は金属板の利用状態を示す斜視図である。 １……曲げ部、10……金属板本体、11、11′……第一
面、12、12′……第二面、13、13′……第三面、20……
下型、21……側型、、22……変形槽、23……保持槽、30
……上型。FIG. 1 is a perspective view showing a metal plate in which a bent portion having a substantially Z-shaped cross section is formed at an end, and FIGS. 2 to 4 are schematic explanations showing respective steps for press-molding the metal plate. Figure,
FIG. 5 is a perspective view showing a utilization state of the metal plate. 1 ... Bent portion, 10 ... Metal plate body, 11, 11 '... First surface, 12, 12' ... Second surface, 13, 13 '... Third surface, 20 ...
Lower mold, 21 …… Side mold, 22 …… Deformation tank, 23 …… Holding tank, 30
…… Upper mold.
Claims (1)
第１ないし第３面を形成する工程と、次に上端部の適宜
部位に上下方向の保持槽および断面三角形の変形槽をそ
れぞれ有する下型とこの下型の一側壁と当接しかつ下型
の上壁面から突出する側型とこの側型の側面に沿うよう
に下降する上型とからなる型組を用意する工程と、次に
金属板本体の第３面を前記下型の保持槽に嵌め込むと共
に第１面を前記側型の側面に当接セットする工程と、し
かる後に上型を下降操作し金属板本体の前記第１ないし
第３面を略Ｚ字形断面に折曲する工程とから成ることを
特徴とする金属板のプレス加工法。1. A lower mold having a step of bending a metal plate main body a plurality of times to form first to third surfaces in advance, and then a vertical holding tank and a deformation tank having a triangular cross section at appropriate portions of the upper end. And a step of preparing a die set including a side die that abuts on one side wall of the lower die and projects from an upper wall surface of the lower die, and an upper die that descends along a side surface of the side die, and then a metal plate A step of fitting the third surface of the main body into the holding tank of the lower mold and setting the first surface in contact with the side surface of the side mold; and thereafter, lowering the upper mold to perform the first to the first of the metal plate main bodies. A method of pressing a metal plate, comprising the step of bending three surfaces into a substantially Z-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701390A JPH078387B2 (en) | 1990-07-25 | 1990-07-25 | Metal plate press working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701390A JPH078387B2 (en) | 1990-07-25 | 1990-07-25 | Metal plate press working method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0481226A JPH0481226A (en) | 1992-03-13 |
| JPH078387B2 true JPH078387B2 (en) | 1995-02-01 |
Family
ID=16367332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19701390A Expired - Lifetime JPH078387B2 (en) | 1990-07-25 | 1990-07-25 | Metal plate press working method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH078387B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3969349B2 (en) | 2003-04-18 | 2007-09-05 | ソニー株式会社 | Disk centering device |
-
1990
- 1990-07-25 JP JP19701390A patent/JPH078387B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0481226A (en) | 1992-03-13 |
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