JPS6452724U - - Google Patents
Info
- Publication number
- JPS6452724U JPS6452724U JP14748187U JP14748187U JPS6452724U JP S6452724 U JPS6452724 U JP S6452724U JP 14748187 U JP14748187 U JP 14748187U JP 14748187 U JP14748187 U JP 14748187U JP S6452724 U JPS6452724 U JP S6452724U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- cavity
- sprue
- side opening
- sleeve
- 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
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000012778 molding material Substances 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
Description
第１図乃至第３図は夫々本考案の異なる実施例
を示す縦断面図である。
３……キヤビテイ、４……固定スリーブ（スプ
ルーブツシユ）、６……可動スリーブ（カツトパ
ンチ）、１４，１４ａ，１４ｂ，１５，１５ａ，
１５ｂ……開口部、９……スプルー、１６，１６
ａ，１６ｂ……樹脂通路。
1 to 3 are longitudinal sectional views showing different embodiments of the present invention. 3... Cavity, 4... Fixed sleeve (sprue bush), 6... Movable sleeve (cut punch), 14, 14a, 14b, 15, 15a,
15b...Opening, 9...Sprue, 16,16
a, 16b...resin passage.
Claims (1)
ビテイを形成し、かつ該キヤビテイにスリーブに
設けたスプルー穴を介して成形材料を射出するよ
うにしたデイスク成形金型において、固定スリー
ブと可動スリーブとの間に設けたキヤビテイとス
プルーとを接続する樹脂通路のスプルー側開口部
とキヤビテイ側開口部とを型締方向に位置をずら
して設けると共に、両開口部間に開口部の断面積
よりも大きい断面積を有する滞溜部を形成したこ
とを特徴とするデイスク成形金型。 In a disc molding mold, an annular cavity is formed between a fixed mold and a movable mold, and molding material is injected into the cavity through a sprue hole provided in the sleeve. The sprue-side opening and the cavity-side opening of the resin passage connecting the sprue and the cavity provided between the movable sleeve and the mold are staggered in the mold clamping direction. 1. A disk molding die characterized in that a retention part is formed having a cross-sectional area larger than the area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14748187U JPH059140Y2 (en) | 1987-09-29 | 1987-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14748187U JPH059140Y2 (en) | 1987-09-29 | 1987-09-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6452724U true JPS6452724U (en) | 1989-03-31 |
| JPH059140Y2 JPH059140Y2 (en) | 1993-03-08 |
Family
ID=31417919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14748187U Expired - Lifetime JPH059140Y2 (en) | 1987-09-29 | 1987-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH059140Y2 (en) |
-
1987
- 1987-09-29 JP JP14748187U patent/JPH059140Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH059140Y2 (en) | 1993-03-08 |
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