JPS6286922U - - Google Patents
Info
- Publication number
- JPS6286922U JPS6286922U JP17731885U JP17731885U JPS6286922U JP S6286922 U JPS6286922 U JP S6286922U JP 17731885 U JP17731885 U JP 17731885U JP 17731885 U JP17731885 U JP 17731885U JP S6286922 U JPS6286922 U JP S6286922U
- Authority
- JP
- Japan
- Prior art keywords
- dowel
- convex portion
- conical shape
- processing die
- punch
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
Description
第１図は本考案の原理図、第２図は本考案の実
施例を示す断面図、第３図は第２図の説明図、第
４図は本考案の異なる実施例を示す断面図、第５
図は第４図の説明図、第６図は本考案の応用例を
示す断面図、第７図は従来方法を示す断面図、第
８図は第７図の説明図である。
図において、１，１ａ，１ｂはダボ、２，２ａ
，２ｂはパンチ、３，３ａはダイプレート、４，
４ａは被加工板部材、５，５ａ，５ｂは尖端部、
６は窪み、２０は凸部、２０ａ〜２０ｃはパンチ
凸部、３０は孔部、３０ａはダイ孔、Ｄ１はダイ
孔径、Ｄ２はパンチ凸部径、Ｄ３は底部径、ｄ１
はダボ径、Ｈはパンチ凸部高さ、ｈ１，ｈ２，ｈ
４はダボ高さ、ｈ３は湾曲部高さを示す。
Fig. 1 is a diagram showing the principle of the present invention, Fig. 2 is a sectional view showing an embodiment of the invention, Fig. 3 is an explanatory diagram of Fig. 2, and Fig. 4 is a sectional view showing a different embodiment of the invention. Fifth
The drawings are an explanatory diagram of FIG. 4, FIG. 6 is a sectional view showing an application example of the present invention, FIG. 7 is a sectional view showing a conventional method, and FIG. 8 is an explanatory diagram of FIG. 7. In the figure, 1, 1a, 1b are dowels, 2, 2a
, 2b is a punch, 3, 3a is a die plate, 4,
4a is a plate member to be processed, 5, 5a, 5b are tip portions,
6 is a hollow, 20 is a convex part, 20a to 20c are punch convex parts, 30 is a hole part, 30a is a die hole, D1 is a die hole diameter, D2 is a punch convex diameter, D3 is a bottom diameter, d1
is the dowel diameter, H is the punch convex height, h 1 , h 2 , h
4 indicates the height of the dowel, and h3 indicates the height of the curved part.
Claims (1)
イプレート３とから成り、該パンチ２及びダイプ
レート３の間に被加工板部材４を挿入して押圧に
よりダボを形成するダボ加工型であつて、 前記凸部２０の先端形状を、尖端部５を有する
錐形に形成することを特徴とするダボ加工型。 (2) 前記錐形は尖端部５を含む断面が三角形に
形成されることを特徴とする実用新案登録請求の
範囲第１項に記載のダボ加工型。 (3) 前記錐形は尖端部５を含む断面が弾頭形に
形成されることを特徴とする実用新案登録請求の
範囲第１項に記載のダボ加工型。[Claims for Utility Model Registration] (1) Consisting of a punch 2 having a convex portion 20 and a die plate 3 in which a hole 30 is formed opposite to the convex portion 20, between the punch 2 and the die plate 3. A dowel processing die in which a plate member 4 to be processed is inserted and pressed to form a dowel, the dowel processing die characterized in that the tip of the convex portion 20 is formed into a conical shape having a pointed end 5. . (2) The dowel processing die according to claim 1, wherein the conical shape has a triangular cross section including the tip 5. (3) The dowel processing die according to claim 1, wherein the conical shape has a warhead-shaped cross section including the pointed end 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177318U JPH0230090Y2 (en) | 1985-11-18 | 1985-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177318U JPH0230090Y2 (en) | 1985-11-18 | 1985-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6286922U true JPS6286922U (en) | 1987-06-03 |
| JPH0230090Y2 JPH0230090Y2 (en) | 1990-08-14 |
Family
ID=31118410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985177318U Expired JPH0230090Y2 (en) | 1985-11-18 | 1985-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230090Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002086227A (en) * | 2000-09-11 | 2002-03-26 | Asahi Optical Co Ltd | Manufacturing method of small part |
| JP2011094797A (en) | 2009-10-28 | 2011-05-12 | Norma Germany Gmbh | Hose clamp |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5893342U (en) * | 1981-12-16 | 1983-06-24 | ユ−ザツク電子工業株式会社 | Sheet metal processed products |
-
1985
- 1985-11-18 JP JP1985177318U patent/JPH0230090Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5893342U (en) * | 1981-12-16 | 1983-06-24 | ユ−ザツク電子工業株式会社 | Sheet metal processed products |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002086227A (en) * | 2000-09-11 | 2002-03-26 | Asahi Optical Co Ltd | Manufacturing method of small part |
| JP2011094797A (en) | 2009-10-28 | 2011-05-12 | Norma Germany Gmbh | Hose clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0230090Y2 (en) | 1990-08-14 |
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