JPS62187717U - - Google Patents
Info
- Publication number
- JPS62187717U JPS62187717U JP7491286U JP7491286U JPS62187717U JP S62187717 U JPS62187717 U JP S62187717U JP 7491286 U JP7491286 U JP 7491286U JP 7491286 U JP7491286 U JP 7491286U JP S62187717 U JPS62187717 U JP S62187717U
- Authority
- JP
- Japan
- Prior art keywords
- slide pin
- pin hole
- mold
- convex portion
- male
- 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 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案による射出成形金型の一例を示
す要部側断面図、第２図は該金型により成形され
る射出成形品を示す斜視図、第３および４図は該
金型の作用を示す第１図と同様の図である。
１…カセツトケースの蓋、２…固定型、３…可
動型、４…スライド型、６…コ字形凸部、７…コ
字形凹部、１２…スライドピン、１３…スライド
ピン用孔、１４…連通孔。
Fig. 1 is a sectional side view of the main parts of an example of an injection mold according to the present invention, Fig. 2 is a perspective view showing an injection molded product molded by the mold, and Figs. 3 and 4 are views of the mold. FIG. 2 is a diagram similar to FIG. 1 showing the effect; 1... Lid of cassette case, 2... Fixed type, 3... Movable type, 4... Slide type, 6... U-shaped convex portion, 7... U-shaped recessed portion, 12... Slide pin, 13... Hole for slide pin, 14... Communication Hole.
Claims (1)
所定間隔を置いて対面するコ字形凹部を有する雌
型とを備えてなり、 前記雌型には、前記コ字形凹部の底面に開口す
るスライドピン用孔と、このスライドピン用孔に
連通する、該スライドピン用孔に外気を導入可能
な連通孔とが形成され、 前記スライドピン用孔には、先端面が前記雄型
の前記コ字形凸部の先端面に密接して位置するス
ライドピンが、該スライドピン用孔内を後退可能
に嵌合して設けられ、 前記スライドピンは、射出成形後、射出成形品
が前記雄型からの離型を開始する前に、前記スラ
イドピン用孔内を所定量後退して、前記連通孔お
よび前記スライドピン用孔を通して外気を前記雄
型の前記コ字形凸部の先端面に導入するようにさ
れてなることを特徴とする射出成形金型。[Claims for Utility Model Registration] A male mold having a U-shaped convex portion, and a female mold having a U-shaped concave portion facing the U-shaped convex portion at a predetermined distance, the female mold having: A slide pin hole opening at the bottom surface of the U-shaped recess, and a communication hole communicating with the slide pin hole through which outside air can be introduced into the slide pin hole, the slide pin hole having: A slide pin whose distal end surface is located closely to the distal end surface of the U-shaped convex portion having a male shape is provided so as to be retractably fitted into the slide pin hole, and the slide pin is disposed after injection molding. , before the injection molded product starts to be released from the male mold, it is moved back in the slide pin hole by a predetermined amount, and outside air is forced into the U-shape of the male mold through the communication hole and the slide pin hole. An injection mold characterized in that the injection mold is introduced into the tip surface of the convex part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7491286U JPS62187717U (en) | 1986-05-19 | 1986-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7491286U JPS62187717U (en) | 1986-05-19 | 1986-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62187717U true JPS62187717U (en) | 1987-11-30 |
Family
ID=30920570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7491286U Pending JPS62187717U (en) | 1986-05-19 | 1986-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62187717U (en) |
-
1986
- 1986-05-19 JP JP7491286U patent/JPS62187717U/ja active Pending