JPH01143647U - - Google Patents
Info
- Publication number
- JPH01143647U JPH01143647U JP4127688U JP4127688U JPH01143647U JP H01143647 U JPH01143647 U JP H01143647U JP 4127688 U JP4127688 U JP 4127688U JP 4127688 U JP4127688 U JP 4127688U JP H01143647 U JPH01143647 U JP H01143647U
- Authority
- JP
- Japan
- Prior art keywords
- extrusion
- space
- shaft portion
- tapered surface
- mold
- 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
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
Landscapes
- Forging (AREA)
Description
第１図は本考案の実施例の縦断面図、第２図は
要部拡大図、第３図、第４図はそれぞれ先願技術
説明図である。
ｂ…軸部、４，５…押出し空間、６…ストツパ
金型、６ａ…先端面、６ｂ…ストツパ面。
FIG. 1 is a vertical sectional view of an embodiment of the present invention, FIG. 2 is an enlarged view of the main part, and FIGS. 3 and 4 are explanatory views of the technology of the prior application. b... Shaft portion, 4, 5... Extrusion space, 6... Stopper mold, 6a... Tip surface, 6b... Stopper surface.
Claims (1)
し、押出し空間の外端に該空間の断面積が漸次縮
小する絞り部とこれに続く逃げ空間を設け、各押
出し空間に同時に素材を流入させるようにした複
合押出し金型において、前記軸部の押出し空間内
に、平坦な先端面とこれに続く先細のテーパ面を
もつ棒状のストツパ金型を外方から挿入して設置
し、該テーパ面で軸部の押出し空間を絞り、素材
の軸部が該テーパ面に沿つてパイプ状にのびるよ
うにしたことを特徴とする複合押出し金型。 It has a plurality of extrusion spaces including the extrusion space of the shaft part, and a constriction part where the cross-sectional area of the space gradually decreases and an escape space are provided at the outer end of the extrusion space, and the material flows into each extrusion space simultaneously. In the composite extrusion mold as described above, a rod-shaped stopper mold having a flat end surface and a tapered surface following this is inserted from the outside into the extrusion space of the shaft portion, and the tapered surface is A composite extrusion mold characterized in that the extrusion space of the shaft portion is narrowed down so that the shaft portion of the material extends in a pipe shape along the tapered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4127688U JPH01143647U (en) | 1988-03-29 | 1988-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4127688U JPH01143647U (en) | 1988-03-29 | 1988-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01143647U true JPH01143647U (en) | 1989-10-02 |
Family
ID=31267715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4127688U Pending JPH01143647U (en) | 1988-03-29 | 1988-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01143647U (en) |
-
1988
- 1988-03-29 JP JP4127688U patent/JPH01143647U/ja active Pending