JP2003136158A - Punch positioning mechanism for pressing machine - Google Patents
Punch positioning mechanism for pressing machineInfo
- Publication number
- JP2003136158A JP2003136158A JP2001341388A JP2001341388A JP2003136158A JP 2003136158 A JP2003136158 A JP 2003136158A JP 2001341388 A JP2001341388 A JP 2001341388A JP 2001341388 A JP2001341388 A JP 2001341388A JP 2003136158 A JP2003136158 A JP 2003136158A
- Authority
- JP
- Japan
- Prior art keywords
- punch
- holder
- guide
- punch guide
- centering
- 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)
Abstract
Description
【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明はプレス機の金型に対
するパンチの位置決め機構に関するものである。
【０００２】
【従来の技術】従来、プレス機、特に金型に対して複数
のパンチを有する単発プレス機にあっては、図４に示す
ように、下型である金型２に対し、複数のパンチ３，３
を設け、この各パンチ３の上部をそれぞれ二分割したホ
ルダー４，４にてガタを持たせて挟み付け、この各ホル
ダー４をそれぞれ各パンチガイド５に連結し、このホル
ダー４とパンチガイド５との間のホルダー４上端を補助
プレート６にて支持している。更に、各パンチガイド５
をそれぞれパンチガイドホルダー８に保持して、この各
パンチガイドホルダー８を上下摺動自在の摺動盤７に支
持している。
【０００３】更に又、補助プレート６を支持シャフト９
にて摺動盤７に支持している。そして、二分割のホルダ
ー４に対して各パンチ３を芯出しして固定する固定ボル
ト１０を設け、この固定ボルト１０をホルダー４の対角
線上のコーナーの四個所にそれぞれ下側より上向きに補
助プレート６に螺着し、ホルダー４と共にパンチ３を固
定している。このホルダー４の四個所の固定ボルト１０
の締め具合によって、金型２に対して芯出しされたパン
チ３の位置を微調整して位置決めを行っている。
【０００４】
【発明が解決しようとする課題】ところが、このパンチ
の芯出しをして金型との位置決めをするには、固定ボル
トをホルダーの下側から上向きに螺着することとなるた
めに、固定ボルト用のボルト孔及び固定ボルトを目視で
きずに非常にやり難く、多くの作業時間を費やすことと
なっていた。又、特に金型に対して複数のパンチの際に
は、各ホルダーに対して対角線上のコーナーの四個所に
固定ボルトを螺着しなければならず、隣接するパンチの
固定ボルト間が密接しているために、作業者の手及び締
付工具が入り辛く、非常に煩わしい作業となっていた。
【０００５】更に、各パンチの位置決めのための固定ボ
ルトを最終増し締めする際には、各パンチを金型から抜
き出さなければ固定ボルトを締め付けできない構造であ
るために、各パンチと金型との距離を大きくとらなけれ
ば作業性が悪いので、固定ボルトの増し締め時にパンチ
の芯出し位置が狂い、パンチの位置決め作業が試行錯誤
の状態となって容易にできないという問題点があった。
【０００６】そこで、本発明はこのような従来のプレス
機のパンチ位置決め機構が有していた課題を解決したも
のであって、固定ボルトを目視可能で締め付けでき、煩
わしい作業もなく、極めて簡単で短時間に作業ができ、
しかもパンチの芯出し位置のズレもなく容易に行うこと
ができることを目的としたプレス機のパンチ位置決め機
構を提供するにある。
【０００７】
【課題を解決するための手段】上記目的を達成するため
に、本発明のプレス機のパンチ位置決め機構はプレス機
１の金型２に対して昇降するパンチ３の芯出しをしてパ
ンチ３の位置を決めるプレス機のパンチ位置決め機構に
於いて、上記パンチ３の上方にパンチ３の上部を装着す
るホルダー４を設け、このホルダー４を一体的に固定し
たパンチガイド５を設け、パンチガイド５を上下摺動自
在の摺動盤７上で支持するパンチガイドホルダー８を設
け、摺動盤７の下部にパンチガイド補助プレート１１を
設け、ホルダー４とパンチガイドホルダー８とをパンチ
ガイド支持シャフト１２にて支持し、パンチガイド補助
プレート１１を摺動盤７にボルト止めして各パンチ３の
位置決めをサポートすると共にパンチガイド５の周りの
固定ボルト１０をパンチガイドホルダー８上方より摺動
盤７に締め付けつつパンチ３の芯出しを調整しパンチを
位置決めする構成としている。
【０００８】
【発明の実施の形態】以下、本発明の実施例について図
に基づき説明する。図中、図１は本発明実施例を示す概
略平面図、図２は図１のＡ−Ａ断面図、図３は図１のＢ
−Ｂ断面図、図４は従来例を示す縦断面図である。プレ
ス機１は図２及び図３に示すように、金型２に対して複
数のパンチ３，３を設け、この各パンチ３の上部を各ホ
ルダー４に差し込んでパンチ３をホルダー４内に連結し
ている。このパンチ３は金型に対して複数でなくて一つ
であってもよい。
【０００９】このパンチ３を連結したホルダー４はパン
チガイド５に一体的に固定している。７は摺動軸１３に
沿って上下摺動自在な摺動盤であり、８はこの摺動盤７
を貫通し、中央にパンチガイド５を貫通したパンチガイ
ドホルダーである。このパンチガイドホルダー８によっ
て貫通したパンチガイド５を摺動盤７上方より支えてい
る。１２は下端をホルダー４に固定し、上端を摺動盤７
を貫通して摺動盤７上のパンチガイドホルダー８に装着
したパンチガイド支持シャフトである。
【００１０】１１はパンチガイド補助サポートであっ
て、摺動盤７の下部に接当して摺動盤７より下方に垂下
したパンチガイド５と共にパンチガイドホルダー８を支
えている。このパンチガイド補助サポート１１はボルト
１４にて摺動盤７に螺着することにより支え持つパンチ
ガイド５と共にパンチ３の位置決めをサポートしてい
る。摺動盤７上のパンチガイドホルダー８には図１に示
すように、パンチガイド５の周りの対角線上のコーナー
の四個所に固定ボルト用の孔を設けており、この孔に固
定ボルト１０を摺動盤７内まで螺着している。
【００１１】次に、パンチ３の芯出し位置決めに際して
は、先ず摺動盤７を摺動軸１３に沿って降下して、金型
２のパンチ孔１５内にパンチ３の先端を差し入れた状態
で、パンチガイドホルダー８上よりパンチガイド５周り
の四個所の固体ボルト１０を螺着、パンチガイドホルダ
ー８を摺動盤７に締め付けつつパンチ３の先端中央が金
型２のパンチ孔１５内中央に位置するまで、四つの固体
ボルト１０の螺着を調整する。
【００１２】又、この調整後、ボルト１４を螺着して、
パンチガイド補助サポート１１を摺動盤７に締め付けつ
つ、摺動盤７真下のパンチガイドホルダー８と共にパン
チガイド５を保持サポートする。パンチ３の芯出し位置
決めが終了後、摺動盤７を摺動軸１３に沿って上昇すれ
ば完了する。
【００１３】このパンチ３の芯出し位置決めに際して、
金型２のパンチ孔１５にパンチ３の先端を差し入れた状
態で調整したが、金型２より離れた上方にパンチ３の先
端が位置した状態でパンチ３の芯出し位置決めを行って
も何ら支障をきたすものではない。
【００１４】以上本発明の代表例と思われる実施例につ
いて説明したが、本発明は必ずしもこれらの実施例構造
のみに限定されるものではなく、本発明にいう前記の構
成要件を備え、かつ本発明にいう目的を達成し、以下に
いう効果を有する範囲内において適宜改変して実施する
ことができるものである。
【００１５】
【発明の効果】以上の説明から既に明らかなように、本
発明にいうところのプレス機のパンチ位置決め機構はプ
レス機の金型に対して昇降するパンチの芯出しをしてパ
ンチの位置を決めるプレス機のパンチ位置決め機構に於
いて、上記パンチの上方にパンチの上部を装着するホル
ダーを設け、このホルダーを一体的に固定したパンチガ
イドを設け、パンチガイドを上下摺動自在の摺動盤上で
支持するパンチガイドホルダーを設け、摺動盤の下部に
パンチガイド補助プレートを設け、ホルダーとパンチガ
イドホルダーとをパンチガイド支持シャフトにて支持
し、パンチガイド補助プレートを摺動盤にボルト止めし
て各パンチの位置決めをサポートすると共にパンチガイ
ドの周りの固定ボルトをパンチガイドホルダー上方より
摺動盤に締め付けつつパンチの芯出しを調整しパンチを
位置決めする構成としているので、固定ボルト用の孔及
び固定ボルト、締付工具を目視できるために、締付作業
が容易でしかも短時間に締付作業を行うことができる。
又、パンチガイドの周りの四個所が目視できるために、
隣接する固定ボルト間が密接していても、締付作業を煩
らわすことなく、簡単に締付作業を行うことができる。
更に、金型内にパンチを差し入れた状態でも固定ボルト
を螺着することができるために、パンチの芯出し位置を
狂わすことがなく、容易に芯出し位置決めを行うことが
できるという顕著な効果を期待することが出来るに至っ
たのである。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a punch positioning mechanism for a die of a press machine. 2. Description of the Related Art Conventionally, in a press machine, particularly a single-shot press machine having a plurality of punches for a mold, as shown in FIG. Punch 3,3
And the upper part of each punch 3 is held with play in the holders 4 and 4 divided into two parts, and the holders 4 are connected to the respective punch guides 5. The upper end of the holder 4 is supported by the auxiliary plate 6. Furthermore, each punch guide 5
Are held by the punch guide holders 8, respectively, and the punch guide holders 8 are supported by the sliding plate 7 slidable up and down. Further, an auxiliary plate 6 is connected to a support shaft 9.
And is supported by the sliding plate 7. Then, fixing bolts 10 for centering and fixing the respective punches 3 to the two-part holder 4 are provided, and the fixing bolts 10 are provided at four diagonal corners of the holder 4 in such a manner as to face upward from the lower side, respectively. 6 and the punch 3 is fixed together with the holder 4. Four fixing bolts 10 of this holder 4
The position of the punch 3 centered with respect to the mold 2 is finely adjusted to perform positioning. However, in order to center the punch and position the punch with respect to a mold, a fixing bolt must be screwed upward from below the holder. However, it is very difficult to perform the operation because the bolt holes and the fixing bolts for the fixing bolts cannot be seen, and a large amount of work time is required. In particular, in the case of a plurality of punches for a mold, fixing bolts must be screwed into four diagonal corners of each holder, and the fixing bolts of adjacent punches are in close contact. As a result, the hand and the tightening tool of the operator are hard to enter, and the operation is very troublesome. Further, when the fixing bolts for positioning the punches are finally retightened, the fixing bolts cannot be tightened unless the punches are pulled out of the mold. If the distance is not large, the workability is poor, so that the centering position of the punch is deviated when the fixing bolt is retightened, and the work of positioning the punch is in a trial-and-error state. Accordingly, the present invention has been made to solve the problem of the conventional punch positioning mechanism of the press machine, and can fix the fixing bolts visually and without any troublesome work. Work in a short time,
In addition, it is an object of the present invention to provide a punch positioning mechanism of a press machine which can be easily performed without deviation of the centering position of the punch. In order to achieve the above object, a punch positioning mechanism for a press machine according to the present invention is provided with a punch 3 that is vertically moved relative to a die 2 of a press machine 1. In a punch positioning mechanism of a press for determining the position of the punch 3, a holder 4 for mounting the upper portion of the punch 3 is provided above the punch 3, and a punch guide 5 integrally fixing the holder 4 is provided. A punch guide holder 8 that supports the guide 5 on a sliding board 7 that can slide up and down is provided. A punch guide auxiliary plate 11 is provided below the sliding board 7, and the holder 4 and the punch guide holder 8 are supported by a punch guide. The punch guide auxiliary plate 11 is supported on the shaft 12 and bolted to the slide plate 7 to support the positioning of each punch 3 and to fix the punch guide 5 around the punch guide 5. The centering of the punch 3 is adjusted while the bolt 10 is tightened to the slide plate 7 from above the punch guide holder 8, and the punch is positioned. An embodiment of the present invention will be described below with reference to the drawings. 1 is a schematic plan view showing an embodiment of the present invention, FIG. 2 is a cross-sectional view taken along line AA of FIG. 1, and FIG.
FIG. 4 is a longitudinal sectional view showing a conventional example. As shown in FIGS. 2 and 3, the press 1 is provided with a plurality of punches 3, 3 for the die 2, and the upper part of each punch 3 is inserted into each holder 4 to connect the punch 3 to the holder 4. are doing. The number of the punches 3 may be one instead of a plurality of the molds. The holder 4 to which the punch 3 is connected is integrally fixed to a punch guide 5. Reference numeral 7 denotes a sliding plate which can slide up and down along a sliding shaft 13;
And a punch guide holder penetrating the punch guide 5 at the center. The punch guide 5 penetrated by the punch guide holder 8 is supported from above the sliding plate 7. Numeral 12 fixes the lower end to the holder 4 and the upper end to the sliding plate 7.
And a punch guide support shaft mounted on a punch guide holder 8 on the sliding board 7 through the support. Reference numeral 11 denotes a punch guide auxiliary support, which supports the punch guide holder 8 together with the punch guide 5 which is in contact with the lower part of the sliding board 7 and hangs down below the sliding board 7. The punch guide auxiliary support 11 supports the positioning of the punch 3 together with the punch guide 5 which is supported by being screwed to the sliding plate 7 with bolts 14. As shown in FIG. 1, the punch guide holder 8 on the slide plate 7 is provided with holes for fixing bolts at four diagonal corners around the punch guide 5, and the fixing bolts 10 are inserted into these holes. It is screwed into the slide plate 7. Next, when centering and positioning the punch 3, first, the sliding plate 7 is lowered along the sliding shaft 13 so that the tip of the punch 3 is inserted into the punch hole 15 of the mold 2. Four solid bolts 10 around the punch guide 5 are screwed from above the punch guide holder 8, and the center of the tip of the punch 3 is centered in the punch hole 15 of the mold 2 while the punch guide holder 8 is tightened to the slide plate 7. Adjust the screwing of the four solid bolts 10 until they are positioned. After this adjustment, the bolt 14 is screwed in,
While the punch guide auxiliary support 11 is fastened to the slide board 7, the punch guide 5 is held and supported together with the punch guide holder 8 directly below the slide board 7. After the centering of the punch 3 is completed, the slide plate 7 is raised along the slide shaft 13 to complete the operation. At the time of centering positioning of the punch 3,
The adjustment was performed with the tip of the punch 3 inserted into the punch hole 15 of the mold 2. However, there is no problem if the centering of the punch 3 is performed with the tip of the punch 3 positioned above and away from the mold 2. It does not cause. Although the embodiments which are considered to be representative examples of the present invention have been described above, the present invention is not necessarily limited to only the structures of the embodiments, and the present invention has the above-mentioned constitutional requirements according to the present invention. The invention achieves the object of the invention and can be carried out with appropriate modifications within a range having the following effects. As is clear from the above description, the punch positioning mechanism of the press according to the present invention centers the punch which moves up and down with respect to the die of the press, and performs the punching operation. In the punch positioning mechanism of the press for determining the position, a holder for mounting the upper part of the punch is provided above the punch, a punch guide integrally fixing the holder is provided, and the punch guide is slidable up and down. A punch guide holder is provided to support the moving plate, a punch guide auxiliary plate is provided below the sliding plate, the holder and the punch guide holder are supported by a punch guide support shaft, and the punch guide auxiliary plate is mounted on the sliding plate. Bolts are used to support the positioning of each punch, and the fixing bolt around the punch guide is mounted on the sliding plate from above the punch guide holder. The centering of the punch is adjusted while the screw is tightened, and the punch is positioned. Therefore, the holes for the fixing bolts, the fixing bolts, and the tightening tool can be visually checked, making the tightening work easy and quick. It can be performed.
Also, since four places around the punch guide can be seen,
Even if the adjacent fixing bolts are in close contact, the tightening operation can be easily performed without bothering the tightening operation.
Furthermore, since the fixing bolt can be screwed even in a state where the punch is inserted into the mold, a remarkable effect that the centering position of the punch can be easily performed without disturbing the centering position of the punch. It was possible to expect.
【図面の簡単な説明】 【図１】本発明実施例を示す概略平面図。 【図２】図１のＡ−Ａ断面図。 【図３】図１のＢ−Ｂ断面図。 【図４】従来例を示す縦断面図。 【符号の説明】 １ プレス機 ２ 金型 ３ パンチ ４ ホルダー ５ パンチガイド ７ 摺動盤 ８ パンチガイドホルダー １０ 固定ボルト １１ パンチガイド補助プレート １２ パンチガイド支持シャフト １３ 摺動軸 １４ ボルト １５ パンチ孔[Brief description of the drawings] FIG. 1 is a schematic plan view showing an embodiment of the present invention. FIG. 2 is a sectional view taken along line AA of FIG. FIG. 3 is a sectional view taken along line BB of FIG. 1; FIG. 4 is a longitudinal sectional view showing a conventional example. [Explanation of symbols] 1 Press machine 2 Mold 3 Punch 4 holder 5 Punch guide 7 Sliding board 8 Punch guide holder 10 Fixing bolt 11 Punch guide auxiliary plate 12 Punch guide support shaft 13 Sliding shaft 14 volts 15 punch holes
───────────────────────────────────────────────────── フロントページの続き (72)発明者 天野 次郎 兵庫県尼崎市杭瀬寺島２丁目１番２号 木 村化工機株式会社内 (72)発明者 岩崎 隆 兵庫県尼崎市杭瀬寺島２丁目１番２号 木 村化工機株式会社内 (72)発明者 岩井 朗 兵庫県尼崎市杭瀬寺島２丁目１番２号 木 村化工機株式会社内 ────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Jiro Amano Tree 1-2-1, Kuisejijima, Amagasaki City, Hyogo Prefecture Village Kakoki Co., Ltd. (72) Inventor Takashi Iwasaki Tree 1-2-1, Kuisejijima, Amagasaki City, Hyogo Prefecture Village Kakoki Co., Ltd. (72) Inventor Akira Iwai Tree 1-2-1, Kuisejijima, Amagasaki City, Hyogo Prefecture Village Kakoki Co., Ltd.
Claims (1)
パンチ(3)の芯出しをしてパンチ(3)の位置を決めるプレ
ス機のパンチ位置決め機構に於いて、上記パンチ(3)の
上方にパンチ(3)の上部を装着するホルダー(4)を設け、
このホルダー(4)を一体的に固定したパンチガイド(5)を
設け、パンチガイド(5)を上下摺動自在の摺動盤(7)上で
支持するパンチガイドホルダー(8)を設け、摺動盤(7)の
下部にパンチガイド補助プレート(11)を設け、ホルダー
(4)とパンチガイドホルダー(8)とをパンチガイド支持シ
ャフト(12)にて支持し、パンチガイド補助プレート(11)
を摺動盤(7)にボルト止めして各パンチ(3)の位置決めを
サポートすると共にパンチガイド(5)の周りの固定ボル
ト(10)をパンチガイドホルダー(8)上方より摺動盤(7)に
締め付けつつパンチ(3)の芯出しを調整しパンチを位置
決めすることを特徴としたプレス機のパンチ位置決め機
構。Claims: 1. Punch positioning of a press which determines the position of a punch (3) by centering a punch (3) which moves up and down with respect to a mold (2) of a press (1). In the mechanism, a holder (4) for mounting the upper part of the punch (3) is provided above the punch (3),
A punch guide (5) to which the holder (4) is integrally fixed is provided, and a punch guide holder (8) for supporting the punch guide (5) on a vertically movable sliding plate (7) is provided. Provide a punch guide auxiliary plate (11) at the bottom of the moving platen (7), and
(4) and the punch guide holder (8) are supported by the punch guide support shaft (12), and the punch guide auxiliary plate (11)
Bolts to the slide plate (7) to support the positioning of each punch (3) and fix the fixing bolt (10) around the punch guide (5) from above the punch guide holder (8) to the slide plate (7). A punch positioning mechanism for a press, wherein the punch is positioned by adjusting the centering of the punch (3) while tightening the punch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001341388A JP3644030B2 (en) | 2001-11-07 | 2001-11-07 | Punch positioning mechanism of press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001341388A JP3644030B2 (en) | 2001-11-07 | 2001-11-07 | Punch positioning mechanism of press machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003136158A true JP2003136158A (en) | 2003-05-14 |
| JP3644030B2 JP3644030B2 (en) | 2005-04-27 |
Family
ID=19155416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001341388A Expired - Fee Related JP3644030B2 (en) | 2001-11-07 | 2001-11-07 | Punch positioning mechanism of press machine |
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| Country | Link |
|---|---|
| JP (1) | JP3644030B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009226814A (en) * | 2008-03-24 | 2009-10-08 | Seiko Epson Corp | Liquid injection head, nozzle plate for liquid injection head, punch and manufacturing method of metal plate material |
| CN102744314A (en) * | 2012-07-04 | 2012-10-24 | 江苏理士电池有限公司 | Punching mould for cast-weld battery case |
| CN105598259A (en) * | 2015-12-31 | 2016-05-25 | 安徽力普拉斯电源技术有限公司 | Punching device of lead-acid storage battery casing |
| CN105855372A (en) * | 2016-05-31 | 2016-08-17 | 芜湖卓越空调零部件有限公司 | Punching die for flat bracket of silencer |
-
2001
- 2001-11-07 JP JP2001341388A patent/JP3644030B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009226814A (en) * | 2008-03-24 | 2009-10-08 | Seiko Epson Corp | Liquid injection head, nozzle plate for liquid injection head, punch and manufacturing method of metal plate material |
| CN102744314A (en) * | 2012-07-04 | 2012-10-24 | 江苏理士电池有限公司 | Punching mould for cast-weld battery case |
| CN105598259A (en) * | 2015-12-31 | 2016-05-25 | 安徽力普拉斯电源技术有限公司 | Punching device of lead-acid storage battery casing |
| CN105855372A (en) * | 2016-05-31 | 2016-08-17 | 芜湖卓越空调零部件有限公司 | Punching die for flat bracket of silencer |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3644030B2 (en) | 2005-04-27 |
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