JPH0259826U - - Google Patents
Info
- Publication number
- JPH0259826U JPH0259826U JP13878888U JP13878888U JPH0259826U JP H0259826 U JPH0259826 U JP H0259826U JP 13878888 U JP13878888 U JP 13878888U JP 13878888 U JP13878888 U JP 13878888U JP H0259826 U JPH0259826 U JP H0259826U
- Authority
- JP
- Japan
- Prior art keywords
- punch
- punching
- die
- hole
- edge
- 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
- 238000004080 punching Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Punching Or Piercing (AREA)
Description
第１図〜第７図は本考案実施例の要部を示し、
第１図はポンチとダイスの縦断面図、第２図は第
１図―線における断面図、第３図は第１図
―線における断面図、第４図は内ポンチの打ち
抜き状態図、第５図は外ポンチの打ち抜き状態図
、第６図は内ポンチにて打抜きしたワークの平面
図、第７図は外ポンチにて打抜きしたワークの平
面図である。第８図は従来のポンチとダイスの縦
断面図である。
１……内ポンチ、２……外ポンチ、３……ポン
チ、７……ダイス、９，１０……抜き孔、１２…
…プレス打抜き金型。
1 to 7 show the main parts of the embodiment of the present invention,
Figure 1 is a longitudinal sectional view of the punch and die, Figure 2 is a sectional view along the line in Figure 1, Figure 3 is a sectional view along the line in Figure 1, Figure 4 is a diagram of the punching state of the inner punch, and Figure 4 is a diagram of the punching state of the inner punch. FIG. 5 is a diagram showing the state of punching with the outer punch, FIG. 6 is a plan view of the workpiece punched with the inner punch, and FIG. 7 is a plan view of the workpiece punched with the outer punch. FIG. 8 is a longitudinal sectional view of a conventional punch and die. 1...inner punch, 2...outer punch, 3...punch, 7...dice, 9, 10...pull hole, 12...
...Press punching mold.
Claims (1)
であつて、前記ポンチは外ポンチの先端面に該外
ポンチより小径の内ポンチを突設あるいは突出可
能にした二重構造にされ、かつ外ポンチ先端面の
内ポンチに接する周縁には外縁切刃より低い逃げ
溝が形成される一方、前記ダイスは前記内ポンチ
に対応する抜き孔が設けられるとともに、この抜
き孔の周縁には前記外ポンチの逃げ溝に対応する
形状部を残して該外ポンチの外縁切刃を挿入する
抜き孔がリング状に凹設され、かつ前記ポンチは
前記突設あるいは突出状態の内ポンチ、及び外ポ
ンチにて打抜き用板材を各々打抜くストロークに
プレスされる構成とされてなることを特徴とした
プレス打抜き金型。 The punch is a press punching die mainly consisting of a punch and a die, and the punch has a double structure in which an inner punch having a smaller diameter than the outer punch is protruded from the tip surface of the outer punch or is made to protrude from the tip surface of the outer punch. A clearance groove lower than the outer edge cutting edge is formed on the peripheral edge of the surface that contacts the inner punch, while a punch hole corresponding to the inner punch is formed in the die, and a clearance groove for the outer punch is formed on the peripheral edge of the punch hole. A punching hole into which the outer edge cutting edge of the outer punch is inserted is recessed in a ring shape, leaving a shaped portion corresponding to the groove, and the punch is used for punching with the protruding or protruding inner punch and outer punch. A press punching die characterized in that it is configured to be pressed to a stroke for punching each plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13878888U JPH072093Y2 (en) | 1988-10-25 | 1988-10-25 | Press punching dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13878888U JPH072093Y2 (en) | 1988-10-25 | 1988-10-25 | Press punching dies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0259826U true JPH0259826U (en) | 1990-05-01 |
| JPH072093Y2 JPH072093Y2 (en) | 1995-01-25 |
Family
ID=31401453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13878888U Expired - Lifetime JPH072093Y2 (en) | 1988-10-25 | 1988-10-25 | Press punching dies |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH072093Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003014531A1 (en) * | 2001-08-03 | 2003-02-20 | Akita Fine Blanking Co., Ltd. | Method of manufacturing component member in vgs type turbo charger, component member manufactured by the method, exhaust guide assembly of vgs type turbo charger using the component member, and vgs type turbo charger incorporating the exhaust guide assembly |
-
1988
- 1988-10-25 JP JP13878888U patent/JPH072093Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003014531A1 (en) * | 2001-08-03 | 2003-02-20 | Akita Fine Blanking Co., Ltd. | Method of manufacturing component member in vgs type turbo charger, component member manufactured by the method, exhaust guide assembly of vgs type turbo charger using the component member, and vgs type turbo charger incorporating the exhaust guide assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH072093Y2 (en) | 1995-01-25 |