JPS61127823U - - Google Patents
Info
- Publication number
- JPS61127823U JPS61127823U JP791685U JP791685U JPS61127823U JP S61127823 U JPS61127823 U JP S61127823U JP 791685 U JP791685 U JP 791685U JP 791685 U JP791685 U JP 791685U JP S61127823 U JPS61127823 U JP S61127823U
- Authority
- JP
- Japan
- Prior art keywords
- burring
- clearance
- length
- burred
- proportion
- 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
- 239000000047 product Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
Description
第１図はこの考案の一実施例を示す断面図、第
２図は他のワークを例示する図、第３図は従来例
を示す断面図、第４図はホイールデイスク半製品
を示す正面図である。
１…バーリングダイ、３…バーリングポンチ、
４…ホイールデイスク半製品（ワーク）、５…穴
、６…リブ、Ｃ１，Ｃ２…クリアランス、ｌ１＋
ｌ１１，ｌ２＋ｌ２２…被加工部分長さ。
Fig. 1 is a cross-sectional view showing an embodiment of this invention, Fig. 2 is a view illustrating another workpiece, Fig. 3 is a cross-sectional view showing a conventional example, and Fig. 4 is a front view showing a semi-finished wheel disk product. It is. 1...burring die, 3...burring punch,
4...Wheel disk semi-finished product (work), 5...hole, 6...rib, C1 , C2 ...clearance, l1 +
l 11 , l 2 + l 22 ... Length of the part to be machined.
Claims (1)
のクリアランスＣ１，Ｃ２を一の未加工ワーク４
のバーリング加工を施される部分の長さにほぼ比
例させて設定してなることを特徴とするバーリン
グ型。 The clearance C 1 , C 2 between the burring punch 3 and the burring die 1 is one unprocessed workpiece 4
A burring type characterized by being set almost in proportion to the length of the part to be burred.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP791685U JPS61127823U (en) | 1985-01-25 | 1985-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP791685U JPS61127823U (en) | 1985-01-25 | 1985-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61127823U true JPS61127823U (en) | 1986-08-11 |
Family
ID=30486712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP791685U Pending JPS61127823U (en) | 1985-01-25 | 1985-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61127823U (en) |
-
1985
- 1985-01-25 JP JP791685U patent/JPS61127823U/ja active Pending
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