JPS63100214U - - Google Patents
Info
- Publication number
- JPS63100214U JPS63100214U JP19453986U JP19453986U JPS63100214U JP S63100214 U JPS63100214 U JP S63100214U JP 19453986 U JP19453986 U JP 19453986U JP 19453986 U JP19453986 U JP 19453986U JP S63100214 U JPS63100214 U JP S63100214U
- Authority
- JP
- Japan
- Prior art keywords
- secondary runner
- injection mold
- mold according
- ejector pin
- runner
- 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
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図はこの考案に係わる射出成形金型の一実
施例の要部の構成を概略的に示す断面図；第２図
及び第３図は第１図に示した二次ランナの形状を
夫々異つた角度から見た状態を示す斜視図；第４
図は成形品と二次ランナで固化した樹脂部との接
合状態を示す斜視図；そして、第５図及び第６図
は従来の射出成形金型の構成の要部を概略的に示
す断面図である。
図中、１０……射出成形金型、１２……固定金
型、１４……可動金型、１６……キヤビテイ、１
８……ランナ、２０……トンネルゲート、２２…
…二次ランナ、２２ａ……面、２２ｂ……傾斜面
、２２ｃ……接続口、２４……エジエクタピン、
２６……樹脂部、２８……成形品、３０……切り
欠きである。
FIG. 1 is a sectional view schematically showing the configuration of the main parts of an embodiment of an injection mold according to this invention; FIGS. 2 and 3 show the shape of the secondary runner shown in FIG. 1, respectively. Perspective view showing the state seen from different angles; 4th
The figure is a perspective view showing the joined state of the molded product and the resin part solidified by the secondary runner; and Figures 5 and 6 are cross-sectional views schematically showing the main parts of the structure of a conventional injection mold. It is. In the figure, 10... injection mold, 12... fixed die, 14... movable die, 16... cavity, 1
8...Runner, 20...Tunnel gate, 22...
... Secondary runner, 22a ... surface, 22b ... inclined surface, 22c ... connection port, 24 ... ejector pin,
26... Resin part, 28... Molded product, 30... Notch.
Claims (1)
備えた射出成形金型において、 前記二次ランナのキヤビテイへの接続口を、部
分的に狭くした事を特徴とする射出成形金型。 (2) 前記二次ランナは、キヤビテイへの接続口
に、この二次ランナに充填される溶融樹脂が固化
した状態で、この樹脂の根元部分に切欠きが形成
されるような形状に形成されている事を特徴とす
る実用新案登録請求の範囲第１項に記載の射出成
形金型。 (3) 前記二次ランナは、エジエクタピンに形成
されている事を特徴とする実用新案登録請求の範
囲第２項に記載の射出成形金型。 (4) 前記二次ランナは、エジエクタピンの側面
に形成されている事を特徴とする実用新案登録請
求の範囲第３項に記載の射出成形金型。 (5) 前記切欠きを規定する斜面は、エジエクタ
ピンにおいて二次ランナの側面を規定する起立面
に、これから所定角度で突出するように形成され
ている事を特徴とする実用新案登録請求の範囲第
４項に記載の射出成形金型。[Claims for Utility Model Registration] (1) An injection mold equipped with a tunnel gate in which a secondary runner is provided, characterized in that the connection port of the secondary runner to the cavity is partially narrowed. injection mold. (2) The secondary runner is formed in such a shape that a notch is formed at the base of the molten resin filled in the secondary runner in a solidified state at the connection port to the cavity. An injection molding mold according to claim 1 of the utility model registration claim, characterized in that: (3) The injection mold according to claim 2, wherein the secondary runner is formed on an ejector pin. (4) The injection mold according to claim 3, wherein the secondary runner is formed on a side surface of the ejector pin. (5) The slope defining the notch is formed on the upright surface defining the side surface of the secondary runner in the ejector pin so as to protrude therefrom at a predetermined angle. The injection mold according to item 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19453986U JPS63100214U (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19453986U JPS63100214U (en) | 1986-12-19 | 1986-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63100214U true JPS63100214U (en) | 1988-06-29 |
Family
ID=31151605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19453986U Pending JPS63100214U (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63100214U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58177331A (en) * | 1982-04-12 | 1983-10-18 | Goyo Kogyo Kk | Method of injection molding synthetic resin |
-
1986
- 1986-12-19 JP JP19453986U patent/JPS63100214U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58177331A (en) * | 1982-04-12 | 1983-10-18 | Goyo Kogyo Kk | Method of injection molding synthetic resin |