JPH01165156U - - Google Patents
Info
- Publication number
- JPH01165156U JPH01165156U JP6327188U JP6327188U JPH01165156U JP H01165156 U JPH01165156 U JP H01165156U JP 6327188 U JP6327188 U JP 6327188U JP 6327188 U JP6327188 U JP 6327188U JP H01165156 U JPH01165156 U JP H01165156U
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- extrusion
- extrusion pin
- hole
- notch
- 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 13
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の実施例を示す概略構造図、第
２図は第１図のＡ部の拡大図、第３図は押出ピン
３０を移動金型１２に係合した場合の構造図、第
４図は従来の排気押出ピン装置の概略図、第５図
は第４図のＢ部の拡大図、第６図は第５図のＣ―
Ｃ矢視断面図、第７図は第２図のＤ―Ｄ矢視断面
図、第８図イ，ロ，ハは押出ピン３０の他の形状
の図である。
１０：固定金型、１１：固定ダイプレート、１
２：移動金型、１３：移動ダイプレート、１４：
キヤビテイ、１５：射出スリーブ、１６：射出プ
ランジヤチツプ、１７：給湯管、１８：溶湯、１
９：押出ピン、１９ａ：押出ピン孔、２０：ガイ
ドピン孔、２１：頭部、２２ａ，２２ｂ：押出板
、２３：押出棒、３０：押出ピン、３１：貫通穴
、３２：端部、３３：切欠部。
FIG. 1 is a schematic structural diagram showing an embodiment of the present invention, FIG. 2 is an enlarged view of section A in FIG. 1, and FIG. 3 is a structural diagram when the extrusion pin 30 is engaged with the movable mold 12. Fig. 4 is a schematic diagram of a conventional exhaust ejector pin device, Fig. 5 is an enlarged view of section B in Fig. 4, and Fig. 6 is an enlarged view of section C in Fig. 5.
7 is a sectional view taken along the line DD in FIG. 2, and FIGS. 10: Fixed mold, 11: Fixed die plate, 1
2: Moving die, 13: Moving die plate, 14:
Cavity, 15: Injection sleeve, 16: Injection plunger tip, 17: Hot water supply pipe, 18: Molten metal, 1
9: Extrusion pin, 19a: Extrusion pin hole, 20: Guide pin hole, 21: Head, 22a, 22b: Extrusion plate, 23: Extrusion rod, 30: Extrusion pin, 31: Through hole, 32: End, 33 : Notch.
Claims (1)
キヤビテイに接する側の端部を前記貫通穴に摺動
自在に嵌入して該端部を除いて外周に切欠部を設
けた押出ピンと、同押出ピンのキヤビテイと反対
側の端部に位置して該押出ピンを固着する押出板
装置とからなり、前記押出板装置を移動させて前
記押出ピンをキヤビテイ内に突き出し前記切欠部
をキヤビテイに露出させキヤビテイと大気とを連
通させたことを特徴とする射出成形機の排気押出
ピン装置。 Insert into the through hole drilled in the mold and into the same through hole,
an extrusion pin whose end in contact with the cavity is slidably fitted into the through hole and a notch is provided on the outer periphery except for the end; and an extrusion pin located at the end opposite to the cavity. It is characterized by comprising an extrusion plate device for fixing the extrusion pin, and the extrusion plate device is moved to extrude the extrusion pin into the cavity, exposing the notch to the cavity and communicating the cavity with the atmosphere. Exhaust extrusion pin device for injection molding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6327188U JPH01165156U (en) | 1988-05-13 | 1988-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6327188U JPH01165156U (en) | 1988-05-13 | 1988-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165156U true JPH01165156U (en) | 1989-11-17 |
Family
ID=31288780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6327188U Pending JPH01165156U (en) | 1988-05-13 | 1988-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016088018A (en) * | 2014-11-10 | 2016-05-23 | 株式会社道志化学工業所 | Injection molding mold, ejector pin, and injection molding method |
| JP2018051776A (en) * | 2016-09-26 | 2018-04-05 | 日本電産サンキョー株式会社 | Air bleeding mechanism of injection molding die |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5677057A (en) * | 1979-11-26 | 1981-06-25 | Toyota Motor Corp | Air escaping method in die at filling of molten metal |
-
1988
- 1988-05-13 JP JP6327188U patent/JPH01165156U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5677057A (en) * | 1979-11-26 | 1981-06-25 | Toyota Motor Corp | Air escaping method in die at filling of molten metal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016088018A (en) * | 2014-11-10 | 2016-05-23 | 株式会社道志化学工業所 | Injection molding mold, ejector pin, and injection molding method |
| JP2018051776A (en) * | 2016-09-26 | 2018-04-05 | 日本電産サンキョー株式会社 | Air bleeding mechanism of injection molding die |
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