JPH0176216U - - Google Patents
Info
- Publication number
- JPH0176216U JPH0176216U JP17105587U JP17105587U JPH0176216U JP H0176216 U JPH0176216 U JP H0176216U JP 17105587 U JP17105587 U JP 17105587U JP 17105587 U JP17105587 U JP 17105587U JP H0176216 U JPH0176216 U JP H0176216U
- Authority
- JP
- Japan
- Prior art keywords
- side template
- disk
- fixed side
- mold
- bushing
- 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
- 238000005266 casting Methods 0.000 claims 1
- 235000012489 doughnuts Nutrition 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
Description
第１図は本考案実施例の構成断面図、第２図は
従来の金型構造を示す構成断面図である。各図に
おいて、
１：固定側型板、３：可動側型板、５：円板押
え部材兼用のキヤビテイ画成用ブツシユ、７：ス
プルブツシユ、８：スタンパ、１３：円板、１４
：円板押え具、１５：鍔部、１７：円板押え具の
固定ピン。
FIG. 1 is a sectional view of the structure of an embodiment of the present invention, and FIG. 2 is a sectional view of the structure of a conventional mold structure. In each figure, 1: Fixed side template, 3: Movable side template, 5: Cavity definition bushing that also serves as disc holding member, 7: Sprue bush, 8: Stamper, 13: Disc, 14
: Disc presser, 15: Flange, 17: Disc presser fixing pin.
Claims (1)
、固定側型板の外周部に装着してキヤビテイの外
周を画成するブツシユとの組合せから成り、固定
側型板の中央に開口したたスプルを通じて注型樹
脂をキヤビテイ内へ注入してデイスクを成形する
金型において、可動側型板のキヤビテイ側面上に
表面を鏡面とする円板を着脱可能に装着したこと
を特徴とするデイスク成形用金型。 (2) 実用新案登録請求の範囲第１項記載の金型
において、円板がその中央に穴を開口したドーナ
ツ板であり、該円板はその周縁が固定側型板と該
型板の周縁に締結されたブツシユとの間に挾持さ
れ、かつ中央部が固定側型板を貫通してスプルブ
ツシユの外周へ着脱可能に嵌め込んだ筒形の鍔付
き円板押え具と固定側型板との間に挾持されてい
ることを特徴とするデイスク成形用金型。[Scope of Claim for Utility Model Registration] (1) Consisting of a fixed side template, a movable side template equipped with a stamper, and a bushing attached to the outer periphery of the fixed side template to define the outer periphery of the cavity, In a mold that molds a disk by injecting casting resin into the cavity through a sprue opened in the center of the fixed side template, a disk with a mirror surface can be attached and removed on the side of the cavity of the movable side template. A mold for forming a disk, which is characterized by the fact that it is installed. (2) In the mold described in claim 1 of the utility model registration claim, the disk is a donut plate with a hole in the center, and the circumference of the disk is between the stationary side template and the periphery of the template. A cylindrical flange-equipped disk retainer, which is held between the bushing fastened to the sprue bushing and whose central part penetrates the fixed side template and is removably fitted onto the outer periphery of the sprue bushing, and the fixed side template. A mold for forming a disc characterized by being sandwiched between the molds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17105587U JPH0176216U (en) | 1987-11-09 | 1987-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17105587U JPH0176216U (en) | 1987-11-09 | 1987-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0176216U true JPH0176216U (en) | 1989-05-23 |
Family
ID=31462538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17105587U Pending JPH0176216U (en) | 1987-11-09 | 1987-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0176216U (en) |
-
1987
- 1987-11-09 JP JP17105587U patent/JPH0176216U/ja active Pending