JPS5843826U - Countersunk screw hole mold - Google Patents
Countersunk screw hole moldInfo
- Publication number
- JPS5843826U JPS5843826U JP13965881U JP13965881U JPS5843826U JP S5843826 U JPS5843826 U JP S5843826U JP 13965881 U JP13965881 U JP 13965881U JP 13965881 U JP13965881 U JP 13965881U JP S5843826 U JPS5843826 U JP S5843826U
- Authority
- JP
- Japan
- Prior art keywords
- diameter
- countersunk
- approximately
- countersunk screw
- circular recess
- 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
Landscapes
- Punching Or Piercing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の皿ねじ大成形用金型を使用状態を示す縦
断正面図、第２図は本考案金型の使用状態を示す縦断正
面図である。
８・・・円形凹所、９・・・円孔、１０・・・雌型、１
１・・・斜面、１２・・・パンチ部、１３・・・雄型。FIG. 1 is a longitudinal sectional front view showing a conventional mold for forming a large countersunk screw in use, and FIG. 2 is a longitudinal sectional front view showing the inventive mold in use. 8...Circular recess, 9...Circular hole, 10...Female type, 1
1...Slope, 12...Punch part, 13...Male mold.
Claims (1)
すると共に該円形凹所の底部から縮径せる円孔を円形凹
所と同心円状に貫設して形成した雌型と、雌型に形成−
しだ円孔の直径と略同−径で且つ皿ねじの皿部斜面と略
同−角度の斜面を下部に形成し更に該斜面の下端から皿
ねじの軸径と略同径のパンチ部を一体に垂設して形成し
た雄型とから成る皿ねじ大成形用金型。A female type having a circular recess having approximately the same diameter as the maximum diameter of the countersunk part of the countersunk screw, and a circular hole whose diameter is reduced from the bottom of the circular recess extending concentrically with the circular recess. and formed into a female type.
A sloped surface having approximately the same diameter as the diameter of the elliptical hole and approximately the same angle as the sloped surface of the countersunk portion of the countersunk screw is formed at the bottom, and a punch portion having approximately the same diameter as the shaft diameter of the flatsunk screw is formed from the lower end of the slope. A mold for forming large countersunk screws, consisting of a male mold formed vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13965881U JPS5912099Y2 (en) | 1981-09-17 | 1981-09-17 | Countersunk screw hole mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13965881U JPS5912099Y2 (en) | 1981-09-17 | 1981-09-17 | Countersunk screw hole mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5843826U true JPS5843826U (en) | 1983-03-24 |
| JPS5912099Y2 JPS5912099Y2 (en) | 1984-04-12 |
Family
ID=29932840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13965881U Expired JPS5912099Y2 (en) | 1981-09-17 | 1981-09-17 | Countersunk screw hole mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5912099Y2 (en) |
-
1981
- 1981-09-17 JP JP13965881U patent/JPS5912099Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5912099Y2 (en) | 1984-04-12 |
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