JPH0480633U - - Google Patents
Info
- Publication number
- JPH0480633U JPH0480633U JP12085590U JP12085590U JPH0480633U JP H0480633 U JPH0480633 U JP H0480633U JP 12085590 U JP12085590 U JP 12085590U JP 12085590 U JP12085590 U JP 12085590U JP H0480633 U JPH0480633 U JP H0480633U
- Authority
- JP
- Japan
- Prior art keywords
- hole punch
- hole
- center
- punch
- punching
- 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
- 238000004080 punching Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Forging (AREA)
Description
第１図は本考案による孔抜きパンチを装着した
金型の全体構成を示す断面図、第２図は第１図に
おける孔抜き加工時を示す要部の断面図、第３図
は第１図における孔抜き加工後の状態を示す断面
図、第４図は従来例による孔抜きパンチを装着し
た金型の全体構成図、第５図は第４図における孔
抜き加工時を示す断面図、第６図は第４図におけ
る孔抜き後の状態を示す断面図である。
Ｗ……加工物、Ａ……リブ部、Ｓ……スクラツ
プ、２……ダイ、３……上型、４……パンチホル
ダー、５……孔抜きパンチ、５ａ……切刃部、５
ｂ……ガイド部、８……ラムブロツク、１０……
オイル通路、１１……切換弁、１５……カムプレ
ート。
Fig. 1 is a sectional view showing the overall structure of a mold equipped with a hole punch according to the present invention, Fig. 2 is a sectional view of the main parts shown in Fig. 1 during hole punching, and Fig. 3 is the same as Fig. 1. 4 is an overall configuration diagram of a mold equipped with a hole punch according to the conventional example, and FIG. 5 is a sectional view showing the state after hole punching in FIG. FIG. 6 is a sectional view showing the state after punching out the holes in FIG. 4. W... Workpiece, A... Rib part, S... Scrap, 2... Die, 3... Upper mold, 4... Punch holder, 5... Hole punch, 5a... Cutting edge part, 5
b...Guide part, 8...Ram block, 10...
Oil passage, 11... switching valve, 15... cam plate.
Claims (1)
成形した加工物の孔部中心部に残るリブ部の孔抜
き加工を行なう孔抜きパンチにおいて、上記孔抜
きパンチの中心部にオイル通路を貫通形成し、上
記孔抜きパンチの下降工程に連動して開く切換弁
を介して、上記孔抜きパンチの先端部よりオイル
を噴射させるよう構成したことを特徴とする孔抜
きパンチ。 In a hole punch for punching the rib portion remaining in the center of the hole of a columnar forged product that is deep drawn from both sides and formed into a cylinder, an oil passage is formed in the center of the hole punch. A hole punch, characterized in that oil is injected from the tip of the hole punch through a switching valve that is formed through the hole punch and opens in conjunction with the downward movement of the hole punch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12085590U JPH0480633U (en) | 1990-11-20 | 1990-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12085590U JPH0480633U (en) | 1990-11-20 | 1990-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480633U true JPH0480633U (en) | 1992-07-14 |
Family
ID=31868741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12085590U Pending JPH0480633U (en) | 1990-11-20 | 1990-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480633U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017189807A (en) * | 2016-04-15 | 2017-10-19 | 株式会社デンソー | Lubricant supply device for press machine |
-
1990
- 1990-11-20 JP JP12085590U patent/JPH0480633U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017189807A (en) * | 2016-04-15 | 2017-10-19 | 株式会社デンソー | Lubricant supply device for press machine |