JPH04423U - - Google Patents
Info
- Publication number
- JPH04423U JPH04423U JP4102890U JP4102890U JPH04423U JP H04423 U JPH04423 U JP H04423U JP 4102890 U JP4102890 U JP 4102890U JP 4102890 U JP4102890 U JP 4102890U JP H04423 U JPH04423 U JP H04423U
- Authority
- JP
- Japan
- Prior art keywords
- leading pad
- mold
- upper mold
- drawing die
- lower mold
- 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.)
- Pending
Links
- 230000000630 rising effect Effects 0.000 claims 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Description
第１図はこの考案の一実施例を示す断面正面図
、第２図ないし第４図は従来のクツシヨン絞り型
の各加工工程をそれぞれ示す断面正面図である。
１１……クツシヨン絞り型、１２……上型、１
３……下型、１４……ブランク押え、１４ａ……
シワ押え面、１５……先行パツド、１５ａ……ス
プリング、１５ｃ……サイド孔、１６……サイド
ピン、１６ａ……スプリングＡ、１７……昇降ピ
ン、１７ａ……スプリングＢ、１７ｂ……ラツチ
、１７ｃ……スリーブ、１８……滑車、１９……
ワイヤ、２０……ポンチ、２１……クツシヨン、
２３……カム、２３ａ……スプリングＣ、Ｗ……
ブランク。
FIG. 1 is a sectional front view showing an embodiment of this invention, and FIGS. 2 to 4 are sectional front views showing each processing step of a conventional cushion drawing die. 11...Cushion drawing die, 12...Upper die, 1
3...Lower die, 14...Blank presser, 14a...
Wrinkle pressing surface, 15... Leading pad, 15a... Spring, 15c... Side hole, 16... Side pin, 16a... Spring A, 17... Lifting pin, 17a... Spring B, 17b... Latch, 17c...sleeve, 18...pulley, 19...
Wire, 20... punch, 21... cushion,
23...Cam, 23a...Spring C, W...
blank.
Claims (1)
ワークの中央付近を下型のポンチ上に押圧固定す
る先行パツドを備えたクツシヨン絞り型において
、前記上型の上昇行程時に前記先行パツドが上型
と同時に上昇を開始するように上型と先行パツド
とを切離し可能に連結する連結機構を備えている
ことを特徴とする先行パツドロツク式クツシヨン
絞り型。 In a cushion drawing die that is equipped with a leading pad that presses and fixes the vicinity of the center of a workpiece whose periphery is held between cushions of an upper mold and a lower mold onto a punch of a lower mold, the leading pad is raised during the upward stroke of the upper mold. A leading pad drop type cushion drawing die, characterized in that it is equipped with a connection mechanism that detachably connects an upper mold and a leading pad so that they start rising at the same time as the mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102890U JPH04423U (en) | 1990-04-16 | 1990-04-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4102890U JPH04423U (en) | 1990-04-16 | 1990-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04423U true JPH04423U (en) | 1992-01-06 |
Family
ID=31551341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4102890U Pending JPH04423U (en) | 1990-04-16 | 1990-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04423U (en) |
-
1990
- 1990-04-16 JP JP4102890U patent/JPH04423U/ja active Pending