JP2787074B2 - Press forming method with split mold - Google Patents
Press forming method with split moldInfo
- Publication number
- JP2787074B2 JP2787074B2 JP9718090A JP9718090A JP2787074B2 JP 2787074 B2 JP2787074 B2 JP 2787074B2 JP 9718090 A JP9718090 A JP 9718090A JP 9718090 A JP9718090 A JP 9718090A JP 2787074 B2 JP2787074 B2 JP 2787074B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- press
- press forming
- molding
- forming method
- 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 - Fee Related
Links
Description
【発明の詳細な説明】 産業上の利用分野 本発明は、プレス成形加工分野における割り金型によ
るプレス成形方法に関する。Description: TECHNICAL FIELD The present invention relates to a press forming method using a split die in the field of press forming.
従来の技術 従来、両側にボスのある部品とかフランジが付き出た
鍛造部品は複数台の鍛造プレスの装置本体側にそれぞれ
所定の２つ割りや４つ割り等の割り金型を取り付け、成
形用の材料を製造工程にしたがって順次鍛造プレスに投
入して鍛圧していかねば、プレス成形することができな
かった。2. Description of the Related Art Conventionally, forging parts having bosses or flanges on both sides are mounted on a plurality of forging presses by attaching predetermined split dies or split dies to a main body side of a plurality of forging presses for forming. The material could not be press-formed unless it was sequentially charged into a forging press according to the manufacturing process and forged.
発明が解決しようとする課題 そのため、材料や半成形品を鍛造プレスの割り金型部
へ精度よく設置するのが難しくて手間がかかり、折角の
鍛造成形であるにもかかわらず、自動化がはかれず、生
産性を高めることができなかった。Problems to be Solved by the Invention Therefore, it is difficult and time-consuming to accurately install a material or a semi-molded product on a split die of a forging press. And productivity could not be increased.
課題を解決するための手段 本発明は上記のような点に鑑みたもので、上記の課題
を解決するために、少なくとも２分割した金型に成形用
の材料を装填し、この金型を鍛造プレス等のプレス成形
装置に設置した金型ホルダーに嵌装して金型に装填した
材料をプレスし、プレス成形できると上記金型ホルダー
から成形した材料を金型ごと取り出すようにして成形す
ることを特徴とする割り金型によるプレス成形方法を提
供するにある。Means for Solving the Problems The present invention has been made in view of the above points, and in order to solve the above problems, a molding material is charged into at least two divided molds, and this mold is forged. Pressing the material loaded in the mold by fitting it into a mold holder installed in a press molding device such as a press, and forming the material by taking out the material from the mold holder together with the mold when press molding is possible. Another object of the present invention is to provide a press molding method using a split mold.
作 用 本発明によれば、成形用の材料を少なくとも分割した
金型に装填してプレス成形装置の金型ホルダーに嵌装
し、プレス成形することによって、材料の位置決めが自
動的に行えることになり、たとえ両側にフランジが突き
出た鍛造部品等であっても、プレス加工の自動化が可能
となって生産性を高められる。According to the present invention, it is possible to automatically position a material by loading a molding material into at least a divided mold, fitting the molding material into a mold holder of a press molding apparatus, and performing press molding. That is, even for a forged part or the like having a flange protruding on both sides, press working can be automated and productivity can be increased.
実施例 以下、本発明を実施例にもとづいて説明する。Examples Hereinafter, the present invention will be described based on examples.
第１図以下は、本発明の鍛造プレスに実施した一実施
例である。鍛造プレスのプレス成形装置１は、第１図、
第２図のようにプレススライド２とベッド３との間に金
型回転台４を回転自在に配設し、この金型回転台４に図
のように金型５を均一なピッチで放射状に複数個（図上
では45度ピッチで８個）嵌着するようにして形成してい
る。そして、第１図のようにベッド３側に下ダイプレー
ト６を設置し、プレススライド２側に金型５に対抗して
パンチ部７を突き出した上ダイプレート８を設置し、金
型５に投入した成形用の材料９を鍛圧してプレス成形で
きるようにしている。FIG. 1 et seq. Show one embodiment implemented on a forging press of the present invention. FIG. 1 shows a press forming apparatus 1 for a forging press.
As shown in FIG. 2, a mold turntable 4 is rotatably disposed between the press slide 2 and the bed 3, and the molds 5 are radially arranged on the mold turntable 4 at a uniform pitch as shown in FIG. It is formed so that a plurality of pieces (eight pieces at a 45-degree pitch in the figure) are fitted. Then, as shown in FIG. 1, the lower die plate 6 is installed on the bed 3 side, and the upper die plate 8 which protrudes the punch portion 7 against the die 5 is installed on the press slide 2 side. The input molding material 9 is forged and press-molded.
成形用の材料９は、第３図、第４図のように円筒状と
して左右に２分割できる割り状の上記した金型５の所定
のインプレッション10に予め装填し、第１図、第２図、
第５図のように金型回転台４に固着した金型ホルダー11
に金型５をそれぞれ着脱可能に嵌装してプレス成形する
ようにしている。金型５は、第４図のように予め軸状体
の材料９の一端部のフランジ12に対応したインプレッシ
ョン10を設けており、また分割した金型５は位置決めピ
ン等で精密に接合したり、いんろう等の接合手段（図示
せず）で分割容易に接合するようにできるものである。
そして、第２図のようにプレス成形装置１の装置本体か
ら金型回転台４の一部を突き出した材料投入位置13で、
上記金型ホルダー11に材料９を装填した金型５を投入
し、金型回転台４の１ピッチ毎の回転とともに、所要の
パンチ部７で第６図、第７図、第８図のように順次金型
５に装填した材料９を鍛圧して材料９の上部にフランジ
12を形成するようにしている。金型５がほぼ１回転すれ
ば、図のように成形品取り出し位置14で第９図のように
成形した材料９を割り金型５ごとノックアウトピン15で
押し上げて取り出すようにしている。The molding material 9 is pre-loaded into a predetermined impression 10 of the above-mentioned mold 5 which has a cylindrical shape and can be divided into two parts as shown in FIGS. ,
The mold holder 11 fixed to the mold rotating table 4 as shown in FIG.
Each of the molds 5 is detachably fitted thereinto and press-molded. As shown in FIG. 4, the mold 5 is provided with an impression 10 corresponding to the flange 12 at one end of the material 9 of the shaft body in advance, and the divided molds 5 are precisely joined with a positioning pin or the like. It can be easily joined by a joining means (not shown) such as an ingot and a stainless steel.
Then, as shown in FIG. 2, at a material input position 13 where a part of the mold rotating table 4 is protruded from the apparatus main body of the press molding apparatus 1,
The mold 5 loaded with the material 9 is put into the mold holder 11, and the mold rotating table 4 is rotated at every pitch, and the required punch portion 7 is used as shown in FIGS. 6, 7, and 8. The material 9 charged in the mold 5 is sequentially forged and a flange is formed on the upper portion of the material 9.
12 is formed. When the mold 5 rotates approximately one turn, the material 9 molded as shown in FIG. 9 is pushed up with the knockout pin 15 together with the split mold 5 at the molded product take-out position 14 as shown in the figure, and is taken out.
なお、上記プレス成形装置１のプレススライド２の昇
降は、公知の鍛造手段で行えるものであり、また金型回
転台４を回転させる手段としてはインデックステーブル
のようにしたり、サーボモーター等で金型回転台４を旋
回することで行えるものである。The press slide 2 of the press forming apparatus 1 can be moved up and down by well-known forging means. As means for rotating the mold rotating table 4, an index table can be used, or a mold can be formed by a servomotor or the like. This can be performed by turning the turntable 4.
したがって、上記のように鍛造プレスのプレス成形装
置から成形用の材料を１工程ごとに投入したり、取り出
したりすることなく、成形材料を金型を介して金型ホル
ダーに投入するだけで、フランジ付きの部品を自動的に
鍛圧して成形でき、省力化に大いに寄与することができ
るものである。なお、材料の両側にボスやフランジが突
設する鍛造部品の場合には、一層の省力化の効果をあげ
うるものである。Therefore, as described above, the molding material is injected into the mold holder through the mold without being charged or removed from the press forming apparatus of the forging press for each process, and the flange is formed. It is possible to automatically forge and form a part with a mark, which can greatly contribute to labor saving. In the case of a forged part in which bosses and flanges protrude from both sides of the material, the effect of further labor saving can be obtained.
上記実施例では、金型を２分割したが、必要により４
分割等の複数に分割することも可能である。また、金型
や金型ホルダーに位置決め装置等を設置したりするなど
適宜に行うこともできるものである。In the above-described embodiment, the mold is divided into two parts.
It is also possible to divide into a plurality of parts such as division. In addition, it is also possible to appropriately perform such operations as installing a positioning device or the like in a mold or a mold holder.
また、実施例では、金型回転台をプレス成形装置に固
着するようにしたが、所定の金型を装着する金型回転台
や上ダイプレート、下ダイプレートを交換自在に配設す
るようにして行うこともできるものである。Further, in the embodiment, the mold rotating table is fixed to the press molding apparatus. However, the mold rotating table for mounting a predetermined mold, the upper die plate, and the lower die plate are arranged so as to be exchangeable. It can also be done.
以上では、プレス成形装置として鍛造プレスについて
説明したが、多工程を必要する他のプレスによる方法に
対しても適宜に設計変更することによって適用可能なも
のであるとともに、金型回転台を使用するのが好ましい
が、本発明の趣旨にもとづいて他の態様で実施すること
もできるものである。In the above, the forging press has been described as the press forming apparatus. However, the present invention can be applied to other press methods requiring multiple steps by appropriately changing the design, and using a mold turntable. Although it is preferable, the present invention can be carried out in other modes based on the gist of the present invention.
発明の効果 以上のように本発明にあっては、成形用の材料や半成
形品を金型を介してプレス成形装置の金型ホルダーに嵌
装できプレス成形することができ、材料の搬送の自動化
がはかれるとともに、プレス成形加工の自動化が可能と
なって省力化や生産性の向上に寄与することができるも
のである。Effect of the Invention As described above, in the present invention, a material for molding and a semi-molded product can be fitted into a mold holder of a press molding device via a mold and press-molded. As well as being automated, press molding can be automated, contributing to labor savings and improved productivity.
第１図は本発明の一実施例の一部省略した概略正断面
図、第２図は同上の金型回転台部の平面図、第３図、第
４図は同上の金型部の平面図と側断面図、第５図〜第９
図はそれぞれ同上の加工工程説明用の側断面図である。 １……プレス成形装置、２……プレススライド、３……
ベッド、４……金型回転台、５……金型、７……パンチ
部、９……材料、10……金型ホルダー。FIG. 1 is a schematic front sectional view of a part of the embodiment of the present invention, in which a part is omitted. FIG. 2 is a plan view of a mold turntable unit of the above embodiment. FIGS. 3 and 4 are plan views of the mold unit of the embodiment. Figures and side sectional views, FIGS. 5 to 9
The drawings are side sectional views for explaining the processing steps of the above. 1 ... Press forming device, 2 ... Press slide, 3 ...
Bed, 4 ... die turntable, 5 ... die, 7 ... punch part, 9 ... material, 10 ... die holder.
Claims (1)
を装填し、 この金型を鍛造プレス等のプレス成形装置に設置した金
型ホルダーに嵌装して金型に装填した材料をプレスし、 プレス成形できると上記金型ホルダーから成形した材料
を金型ごと取り出すようにして成形することを特徴とす
る割り金型によるプレス成形方法。1. A molding material is loaded into a mold divided into at least two parts, and the mold is fitted into a mold holder installed in a press molding device such as a forging press, and the material loaded in the mold is pressed. A press forming method using a split die, wherein the press forming is performed so that the formed material is removed from the die holder together with the die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9718090A JP2787074B2 (en) | 1990-04-12 | 1990-04-12 | Press forming method with split mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9718090A JP2787074B2 (en) | 1990-04-12 | 1990-04-12 | Press forming method with split mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03294038A JPH03294038A (en) | 1991-12-25 |
| JP2787074B2 true JP2787074B2 (en) | 1998-08-13 |
Family
ID=14185386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9718090A Expired - Fee Related JP2787074B2 (en) | 1990-04-12 | 1990-04-12 | Press forming method with split mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2787074B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101690107B1 (en) * | 2015-09-21 | 2016-12-27 | (주)신영유니크 | Aluminum Pully Producing Method and Device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2742879B2 (en) * | 1994-08-09 | 1998-04-22 | 株式会社三星製作所 | Pipe press forming method and apparatus |
| JP5362785B2 (en) * | 2011-07-28 | 2013-12-11 | Ｊｘ日鉱日石金属株式会社 | Lead button processing apparatus and lead button processing method |
-
1990
- 1990-04-12 JP JP9718090A patent/JP2787074B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101690107B1 (en) * | 2015-09-21 | 2016-12-27 | (주)신영유니크 | Aluminum Pully Producing Method and Device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03294038A (en) | 1991-12-25 |
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