JPS6037130Y2 - Diction device in press - Google Patents
Diction device in pressInfo
- Publication number
- JPS6037130Y2 JPS6037130Y2 JP6610481U JP6610481U JPS6037130Y2 JP S6037130 Y2 JPS6037130 Y2 JP S6037130Y2 JP 6610481 U JP6610481 U JP 6610481U JP 6610481 U JP6610481 U JP 6610481U JP S6037130 Y2 JPS6037130 Y2 JP S6037130Y2
- Authority
- JP
- Japan
- Prior art keywords
- elevating member
- bed
- slide
- piston
- press
- 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
Links
Landscapes
- Presses And Accessory Devices Thereof (AREA)
Description
【考案の詳細な説明】
本考案は、ベッド上に取付けた下型と、スライド下面に
取付けた上型とからなるプレスに関するもので、その目
的とするところは、流体圧を利用してグイクッション力
の調整を容易に行なえ、また絞り開始後のグイクッショ
ン力を一定にし得、しかも構造が簡単且つ安価に提供し
得ると共に、特に深絞りに好適なグイクッション装置を
提案するところにある。[Detailed description of the invention] This invention relates to a press consisting of a lower die attached to the bed and an upper die attached to the lower surface of the slide, and its purpose is to use fluid pressure to To provide a gou cushion device which can easily adjust the force, can make the gou cushion force constant after the start of drawing, can be provided simply and inexpensively, and is especially suitable for deep drawing.
以下、本考案の一実施例を図面に基づいて説明する。Hereinafter, one embodiment of the present invention will be described based on the drawings.
第１図において１はベッドで、その上面１ａにはボルス
タプレート２を介して下型３を取付けている。In FIG. 1, 1 is a bed, and a lower mold 3 is attached to its upper surface 1a via a bolster plate 2.
４はスライドで、その下面４ａには前記下型３に対応す
る上型５を取付けている。4 is a slide, and an upper mold 5 corresponding to the lower mold 3 is attached to the lower surface 4a of the slide.
６は前記上型５との間でブランク材７を挟持するブラン
ク押えで、前記下型３の周りで昇降可能に構威しである
。Reference numeral 6 denotes a blank holder which holds the blank material 7 between it and the upper mold 5, and is movable up and down around the lower mold 3.
前記ボルスタプレート２の下方において前記ベッド１に
空間８を形威し、この空間８にピストン９を設けている
。A space 8 is formed in the bed 1 below the bolster plate 2, and a piston 9 is provided in this space 8.
このピストン９は複数本のクッションピン１０を介して
前記ブランク押え６と一体化してあり、またクッション
ピン１０の昇降を許す貫通孔１１を前記ボルスタプレー
ト２に形威している。This piston 9 is integrated with the blank holder 6 via a plurality of cushion pins 10, and a through hole 11 is formed in the bolster plate 2 to allow the cushion pins 10 to move up and down.
前記ベッド１の下面１ｂにはケース状の固定部材１２を
固定具１３により取付け、そしてこの固定部材１２内に
昇降部材１４を昇降可能に設けている。A case-shaped fixing member 12 is attached to the lower surface 1b of the bed 1 with a fixture 13, and an elevating member 14 is provided within the fixing member 12 so as to be movable up and down.
この昇降部材１４の上面からは、前記ピストン９を外嵌
するシリンダ１５を立設し、そしてピストン９の外周は
シール１６を設けている。A cylinder 15 into which the piston 9 is fitted is erected from the upper surface of the elevating member 14, and a seal 16 is provided on the outer periphery of the piston 9.
また昇降部材１４と固定部材１２との間には、該昇降部
材１４を上昇付勢する弾性体（ばねなど）１７を設けて
おり、この昇降部材１４の上昇限規制はベッド１の下面
１ｂにより行なう。Further, an elastic body (such as a spring) 17 is provided between the elevating member 14 and the fixed member 12 to urge the elevating member 14 upward. Let's do it.
１８は前記ピストン９の下方に形威した流体室１９に連
通ずる流体給排管を示す。Reference numeral 18 indicates a fluid supply/discharge pipe communicating with a fluid chamber 19 formed below the piston 9.
前記昇降部材１４の上面から複数本のロッド２０を立設
してあり、またこれらロッド２０の昇降を許す貫通孔２
１を前記ベッド１に形威している。A plurality of rods 20 are erected from the upper surface of the elevating member 14, and a through hole 2 is provided to allow these rods 20 to rise and fall.
1 is installed on the bed 1.
ブランク材７を挟持した時点で、ロッド２０の上面２０
ａとスライド４の下面４ａとの間に一定の隙間Ａを形威
し、この隙間Ａは、この時点でブランク材７の下面と下
型３の面との間に生じた隙間ａと等しくなるように設定
しである。When the blank material 7 is clamped, the upper surface 20 of the rod 20
a and the lower surface 4a of the slide 4, and this gap A is equal to the gap a created between the lower surface of the blank material 7 and the surface of the lower die 3 at this point. The settings are as follows.
たピストン９とシリンダ１５とからなるシリンダ装置は
、少くとも前記隙間Ａ、 ａと等しい量の吸収を行なう
ように構威しである。The cylinder device consisting of the piston 9 and the cylinder 15 is designed to absorb at least an amount equal to the gap A, a.
第１図に示すようにブランク押え６と上型５とでブラン
ク材７を挟持した時点で、周隙間Ａ、 ａが等しく生じ
ている。As shown in FIG. 1, when the blank material 7 is held between the blank presser 6 and the upper mold 5, the circumferential gaps A and a are equally generated.
この状態でスライド４を下降させると、その下降力が上
型５、ブランク材７、ブランク押え６、クッションピン
１０を介してピストン９に伝達され、第２図に示すよう
に流体室１９内の流体（空気や油など）をその供給圧に
抗して圧縮させると共に一部を流体給排管１８から排出
させる。When the slide 4 is lowered in this state, the lowering force is transmitted to the piston 9 via the upper mold 5, blank material 7, blank holder 6, and cushion pin 10, and as shown in FIG. The fluid (air, oil, etc.) is compressed against the supply pressure and a portion is discharged from the fluid supply/discharge pipe 18.
そしてスライド４の下面４ａをロッド２０の上面２０ａ
に接当させて隙間Ａをなくならしめたとき、ブランク材
７を下型３に接当させて隙間ａをなくならしめる。Then, the lower surface 4a of the slide 4 is connected to the upper surface 20a of the rod 20.
When the blank material 7 is brought into contact with the lower die 3 to eliminate the gap A, the blank material 7 is brought into contact with the lower mold 3 to eliminate the gap A.
この隙間Ａ、 ａをなくすことによって、第４図に示
すように絞り開始点Ｂに達し、ここまではクッションピ
ン荷重は増加する。By eliminating the gaps A and a, the aperture starting point B is reached as shown in FIG. 4, and up to this point the cushion pin load increases.
そしてスライド４をさらに下降させると、第３図に示す
ように下型３と上型５との間でブランク材７の成形が行
なわれる。When the slide 4 is further lowered, the blank material 7 is formed between the lower die 3 and the upper die 5 as shown in FIG.
その際にロッド２０を介して且つ弾性体１７の弾性力に
抗して昇降部材１４が下降され、以ってブランク押え６
は、クッション荷重が一定Ｐの状態で下降されることに
なる。At that time, the elevating member 14 is lowered via the rod 20 and against the elastic force of the elastic body 17, so that the blank presser 6
is lowered with the cushion load being constant P.
昇降部材１４の下降量りは成形下降量ｄと等しい。The descending amount of the elevating member 14 is equal to the forming descending amount d.
以上述べたように本考案によると、流体圧を利用するこ
とからグイクッション力の調整を容易に行なうことがで
き、また絞り開始時点からスライドの下降力はロッドを
介して昇降部材に伝えられることから、弾性体によるダ
イクッション力は絞り開始後においては常に一定にてき
る。As described above, according to the present invention, it is possible to easily adjust the cushioning force by using fluid pressure, and the downward force of the slide is transmitted to the elevating member via the rod from the start of throttling. Therefore, the die cushion force caused by the elastic body is always constant after the drawing starts.
さらに弾性体やシリンダ装置などを利用するものである
ことから、構造を簡単にし得ると共に安価に提供できる
。Furthermore, since an elastic body, a cylinder device, etc. are used, the structure can be simplified and it can be provided at low cost.
しかも特に深絞りに好適なものを提供できる。Furthermore, it is possible to provide a product particularly suitable for deep drawing.
またグイクッション用のシリンダ装置のストロークが少
ないため、流体の発熱を少なくできる。Furthermore, since the stroke of the cylinder device for the Gui cushion is small, the heat generation of the fluid can be reduced.
図面は本考案の一実施例を示し、第１図〜第３図は夫々
作用状態を示す縦断正面図、第４図はグラフ図である。
１・・・・・・ベッド、２・・・・・・ボルスタプレー
ト、３・・・・・・下型、４・・・・・・スライド、４
ａ・・・・・・下面、５・・・・・・上型、６・・・・
・・ブランク押え、７・・・・・・ブランク材、９・・
・・・・ピストン、１０・・・・・・クッションピン、
１２・・・・・・固定部材、１４・・・・・・昇降部材
、１５・・・・・・シリンダ、１７・・・・・・弾性体
、１８・・・・・・流体給排管、１９・・・・・・流体
室、２０・・・・・印ツド、２０ａ・・・・・・上面。The drawings show an embodiment of the present invention, and FIGS. 1 to 3 are longitudinal sectional front views showing the operating state, and FIG. 4 is a graph. 1... Bed, 2... Bolster plate, 3... Lower mold, 4... Slide, 4
a...Bottom surface, 5...Top mold, 6...
...Blank presser, 7...Blank material, 9...
...Piston, 10...Cushion pin,
12...Fixing member, 14...Elevating member, 15...Cylinder, 17...Elastic body, 18...Fluid supply and discharge pipe , 19...fluid chamber, 20...marked, 20a...upper surface.
Claims (1)
型とからなるプレスにおいて、前記上型との間でブラン
ク材を挟持するブランク押えを下型の周りで昇降可能に
構成腰このブランク押えの下方に一体化したピストンを
設け、このピストンを案内するシリンダをベッドの下方
に配設した昇降部材上に取付け、前記昇降部材と該昇降
部材の下方に配設した固定部材との間に弾性体を設け、
前記昇降部材からスライド下面に対向するロッドを立設
したことを特徴とするプレスにおけるグイクッション装
置。In a press consisting of a lower die mounted on a bed and an upper die attached to the lower surface of a slide, a blank holder that holds a blank material between the upper die and the upper die is configured to be able to be raised and lowered around the lower die. An integrated piston is provided below the bed, and a cylinder for guiding this piston is mounted on an elevating member disposed below the bed, and an elastic force is provided between the elevating member and a fixing member disposed below the elevating member. Set up your body,
A gou cushion device for a press, characterized in that a rod facing the lower surface of the slide is erected from the elevating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6610481U JPS6037130Y2 (en) | 1981-05-06 | 1981-05-06 | Diction device in press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6610481U JPS6037130Y2 (en) | 1981-05-06 | 1981-05-06 | Diction device in press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57181430U JPS57181430U (en) | 1982-11-17 |
| JPS6037130Y2 true JPS6037130Y2 (en) | 1985-11-05 |
Family
ID=29862137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6610481U Expired JPS6037130Y2 (en) | 1981-05-06 | 1981-05-06 | Diction device in press |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6037130Y2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60108429U (en) * | 1983-12-27 | 1985-07-23 | トヨタ自動車株式会社 | Cushion pin pressure equalization device for press machines |
| JPS60176822U (en) * | 1984-04-27 | 1985-11-22 | 日立造船株式会社 | dictation device |
| JPS60186924U (en) * | 1984-05-21 | 1985-12-11 | 日立造船株式会社 | dictation device |
| JPS61115627A (en) * | 1984-11-10 | 1986-06-03 | Aida Eng Ltd | Die cushion |
-
1981
- 1981-05-06 JP JP6610481U patent/JPS6037130Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57181430U (en) | 1982-11-17 |
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