JPH01148318U - - Google Patents
Info
- Publication number
- JPH01148318U JPH01148318U JP4061388U JP4061388U JPH01148318U JP H01148318 U JPH01148318 U JP H01148318U JP 4061388 U JP4061388 U JP 4061388U JP 4061388 U JP4061388 U JP 4061388U JP H01148318 U JPH01148318 U JP H01148318U
- Authority
- JP
- Japan
- Prior art keywords
- core insert
- cavity
- mold
- gate
- fixed 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.)
- Granted
Links
- 238000000465 moulding Methods 0.000 claims 2
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の一実施例を示す図であつて、
射出成形金型を示す側断面図、第２図は第２ゲー
トとピンとの詳細を示す拡大図、第３図は第２図
に示す状態からコア入子を固定入子に密接させた
状態を示す図、第４図は本考案の他の実施例を示
す図であつて、多色成形金型を示す側断面図、第
５図は従来の射出成形金型の一例を示す側断面図
、第６図はカセツトケースを示す斜視図である。
１０……固定側（固定型）、１１……キヤビテ
イ、１２……可動側（可動型）、１５……第２ゲ
ート、２０……コア入子、２７……ピン、３３…
…コア入子、３４……ピン。
FIG. 1 is a diagram showing an embodiment of the present invention,
Figure 2 is an enlarged view showing details of the second gate and pin, and Figure 3 shows a state in which the core insert is brought into close contact with the fixed insert from the state shown in Figure 2. FIG. 4 is a side sectional view showing another embodiment of the present invention, and FIG. 5 is a side sectional view showing an example of a conventional injection mold. FIG. 6 is a perspective view of the cassette case. 10... Fixed side (fixed type), 11... Cavity, 12... Movable side (movable type), 15... Second gate, 20... Core insert, 27... Pin, 33...
...Core insert, 34...pin.
Claims (1)
成するように設けられた可動型と、この可動型の
内部に設けられ、上記キヤビテイ内に出没自在に
なされたコア入子と、このコア入子の端面を上記
固定型の内面に密接させたときに形成されるキヤ
ビテイ内の空間に樹脂を充填する第１ゲートと、
上記コア入子により占められる空間に樹脂を充填
する第２ゲートとを備えてなり、上記固定型の上
記コア入子が密接せしめられる壁部に、上記第２
ゲートまたは突起等キヤビテイ内に突出する凸部
を設けてなる多色成形金型において、上記可動型
に、軸線を上記コア入子の移動方向へ向けるとと
もにコア入子を貫通してその端面が上記凸部に対
向し、かつ凸部よりも大径なピンをコア入子に対
して相対移動可能に設けてなることを特徴とする
多色成形金型。 A fixed mold, a movable mold provided so that the fixed mold forms a cavity, a core insert provided inside the movable mold and freely retractable into the cavity, and a core insert of the core insert. a first gate for filling a resin into a space in the cavity formed when the end face is brought into close contact with the inner surface of the fixed mold;
a second gate for filling a space occupied by the core insert with resin;
In a multi-color molding mold provided with a convex part such as a gate or a protrusion that protrudes into the cavity, the movable mold has its axis directed in the direction of movement of the core insert, and passes through the core insert so that its end face is A multicolor molding die characterized in that a pin facing the convex portion and having a larger diameter than the convex portion is provided so as to be movable relative to the core insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988040613U JPH0717461Y2 (en) | 1988-03-28 | 1988-03-28 | Multicolor mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988040613U JPH0717461Y2 (en) | 1988-03-28 | 1988-03-28 | Multicolor mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01148318U true JPH01148318U (en) | 1989-10-13 |
| JPH0717461Y2 JPH0717461Y2 (en) | 1995-04-26 |
Family
ID=31267082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988040613U Expired - Lifetime JPH0717461Y2 (en) | 1988-03-28 | 1988-03-28 | Multicolor mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0717461Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6268715A (en) * | 1985-09-20 | 1987-03-28 | Tdk Corp | Molding mold |
-
1988
- 1988-03-28 JP JP1988040613U patent/JPH0717461Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6268715A (en) * | 1985-09-20 | 1987-03-28 | Tdk Corp | Molding mold |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0717461Y2 (en) | 1995-04-26 |