JPH0440909U - - Google Patents
Info
- Publication number
- JPH0440909U JPH0440909U JP1990083476U JP8347690U JPH0440909U JP H0440909 U JPH0440909 U JP H0440909U JP 1990083476 U JP1990083476 U JP 1990083476U JP 8347690 U JP8347690 U JP 8347690U JP H0440909 U JPH0440909 U JP H0440909U
- Authority
- JP
- Japan
- Prior art keywords
- die
- core
- forming surface
- peripheral surface
- molding
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
第１図〜第３図は本考案の一実施例であるパリ
ソンの押出成形装置を示し、第１図及び第２図は
各々コア及びダイの断面図、第３図は装置全体の
断面図、第４図及び第５図はコア及びダイ下部の
着脱装置を示し、第４図は断面図、第５図は分解
斜視図である。
Ａ……パリソンの押出成形装置、２２，２２Ａ
，２２Ｂ……コア、２２ａ……コア上部、２２ｂ
……コア上部、２２１……外周面上部（コア中間
面）、２２ｍ……外周面下部（コア成形面）、２
６，２６Ａ，２６Ｂ……ダイ、４２Ａ，４２Ｂ…
…ダイ上部、４４Ａ，４４Ｂ……ダイ下部、４４
ｅ……内周面上部（ダイ中間面）、４４ｆ……内
周面下部（ダイ成形面）。
1 to 3 show a parison extrusion molding apparatus which is an embodiment of the present invention, FIGS. 1 and 2 are sectional views of the core and die, respectively, and FIG. 3 is a sectional view of the entire apparatus, 4 and 5 show the attachment/detachment device for the core and the lower part of the die, FIG. 4 being a sectional view and FIG. 5 being an exploded perspective view. A... Parison extrusion molding device, 22, 22A
, 22B...core, 22a...core upper part, 22b
... Core upper part, 221 ... Upper outer peripheral surface (core middle surface), 22 m ... Lower outer peripheral surface (core molding surface), 2
6, 26A, 26B...Die, 42A, 42B...
...Die upper part, 44A, 44B...Die lower part, 44
e... Upper inner circumferential surface (die intermediate surface), 44f... Lower inner circumferential surface (die forming surface).
Claims (1)
と該コア上部の下端から連続して設けられ外周面
に下端にかけてテーパー状に拡がるコア成形面を
有するコア下部とからなるコアと、該コアを囲繞
して設けられ内周面に上記コア成形面と対向し且
つ下端にかけてテーパー状に拡がるダイ成形面を
有するダイとを備え、上記コア成形面とダイ成形
面との間からパリソンを押出すパリソン押出成形
装置において、 上記ダイはダイ上部とダイ下部とに着脱可能に
分割されており、上記ダイ下部の内周面に上記ダ
イ成形面が設けられていることを特徴とするパリ
ソンの押出し成形装置。 (2) 上記コア下部の外周面は、所定の傾斜角に
形成された上記コア成形面と、該コア成形面の上
端と上記コア上部の外周面下端とを接続するコア
中間面とからなり、 上記ダイ下部の内周面は、
上記コア成形面と対応する所定の傾斜角に形成さ
れた上記ダイ成形面と、該ダイ成形面の上端と上
記ダイ上部の内周面下端とを接続するダイ中間面
とからなることを特徴とする請求項(1)に記載の
パリソンの押出成形装置。[Claims for Utility Model Registration] (1) A core upper part that is removably attached to the device body and a core lower part that has a core molding surface that is continuously provided from the lower end of the core upper part and expands in a tapered shape on the outer peripheral surface toward the lower end. and a die surrounding the core and having a die forming surface facing the core forming surface and tapering toward the lower end on the inner circumferential surface thereof, the die forming surface comprising the core forming surface and the die forming surface. In a parison extrusion molding device that extrudes a parison from between, the die is detachably divided into an upper part of the die and a lower part of the die, and the die molding surface is provided on the inner peripheral surface of the lower part of the die. A parison extrusion molding device featuring: (2) the outer circumferential surface of the lower core comprises the core molding surface formed at a predetermined angle of inclination, and a core intermediate surface connecting the upper end of the core molding surface and the lower end of the outer peripheral surface of the upper core; The inner peripheral surface of the lower part of the die above is
The die forming surface is formed at a predetermined inclination angle corresponding to the core forming surface, and the die intermediate surface connects the upper end of the die forming surface and the lower end of the inner peripheral surface of the upper part of the die. The parison extrusion molding apparatus according to claim (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990083476U JP2511774Y2 (en) | 1990-08-06 | 1990-08-06 | Extrusion molding device with attachment / detachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990083476U JP2511774Y2 (en) | 1990-08-06 | 1990-08-06 | Extrusion molding device with attachment / detachment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0440909U true JPH0440909U (en) | 1992-04-07 |
| JP2511774Y2 JP2511774Y2 (en) | 1996-09-25 |
Family
ID=31631182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990083476U Expired - Lifetime JP2511774Y2 (en) | 1990-08-06 | 1990-08-06 | Extrusion molding device with attachment / detachment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511774Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01244810A (en) * | 1988-03-28 | 1989-09-29 | Ishikawajima Harima Heavy Ind Co Ltd | Exchange device of die and core, disassembly device of die and core, resin removing device and fitting device for die and core |
-
1990
- 1990-08-06 JP JP1990083476U patent/JP2511774Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01244810A (en) * | 1988-03-28 | 1989-09-29 | Ishikawajima Harima Heavy Ind Co Ltd | Exchange device of die and core, disassembly device of die and core, resin removing device and fitting device for die and core |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511774Y2 (en) | 1996-09-25 |