JPH0215321U - - Google Patents

Info

Publication number
JPH0215321U
JPH0215321U JP9301788U JP9301788U JPH0215321U JP H0215321 U JPH0215321 U JP H0215321U JP 9301788 U JP9301788 U JP 9301788U JP 9301788 U JP9301788 U JP 9301788U JP H0215321 U JPH0215321 U JP H0215321U
Authority
JP
Japan
Prior art keywords
mold
molds
heat generating
generating member
cooling hole
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
Application number
JP9301788U
Other languages
Japanese (ja)
Other versions
JPH0540984Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988093017U priority Critical patent/JPH0540984Y2/ja
Publication of JPH0215321U publication Critical patent/JPH0215321U/ja
Application granted granted Critical
Publication of JPH0540984Y2 publication Critical patent/JPH0540984Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図は本考案に係るレンズ成形
用の射出成形金型装置の一実施例を示す縦断面図
および横断面図（―間断面）、第３図は第１
図の射出成形金型装置によつてプラスチツクレン
ズを成形する工程を示す縦断面図、第４図および
第５図は第１図の射出成形金型装置によつて成形
されたプラスチツクレンズの一例を示す平面図お
よび断面図、第６図〜第９図は第１図の射出成形
金型装置によつてプラスチツクレンズを成形した
ときの公差ばらつき測定結果を示す図、第１０図
〜第１３図は従来の射出成形金型装置によつてプ
ラスチツクレンズを成形した場合の公差ばらつき
測定結果を示す図である。 １，２９……基台、３，５……第１の内金型（
オプチカルインサート）、７，２１，３５，４９
……盲孔、９，２３，３７，５１……発熱部材、
１１，２５，３９……冷却孔（水孔）、１３，１
５……第１の外金型（キヤビテイブツシユ）、１
７，１９……第１の金型、２７……突出部、３１
，３３……第２の内金型（オプチカルインサート
）、４１，４３……第２の外金型（キヤビテイブ
ツシユ）、４５，４７……第２の金型、５３……
凹部、５７，５９……キヤビテイ、６３……注入
ゲート、６５……プラスチツクレンズ、６７……
フランジ。 1 and 2 are a longitudinal sectional view and a transverse sectional view (cross section) showing an embodiment of an injection mold device for lens molding according to the present invention, and FIG.
4 and 5 are longitudinal cross-sectional views showing the process of molding a plastic lens using the injection molding device shown in FIG. 1. FIGS. 6 to 9 are diagrams showing the tolerance variation measurement results when plastic lenses are molded using the injection molding device shown in FIG. 1, and FIGS. 10 to 13 are FIG. 2 is a diagram showing the results of measuring tolerance variations when a plastic lens is molded using a conventional injection molding device. 1, 29... Base, 3, 5... First inner mold (
optical insert), 7, 21, 35, 49
... Blind hole, 9, 23, 37, 51 ... Heat generating member,
11, 25, 39...Cooling hole (water hole), 13, 1
5...First outer mold (cavity bush), 1
7, 19...first mold, 27...protrusion, 31
, 33... Second inner mold (optical insert), 41, 43... Second outer mold (cavity bush), 45, 47... Second mold, 53...
Recessed portion, 57, 59... Cavity, 63... Injection gate, 65... Plastic lens, 67...
flange.

Claims (1)

【実用新案登録請求の範囲】 (1) 円柱状に形成されこの内部に発熱部材およ
び冷却孔を有する第１の内金型と、円筒状に形成
され内部に発熱部材および冷却孔を有し前記第１
の内金型の外周にはめられた第１の外金型とを有
する第１の金型と、 円柱状に形成されこの内部に発熱部材および冷
却孔を有する第２の内金型と、円筒状に形成され
内部に発熱部材および冷却孔を有し前記第２の内
金型の外周にはめられた第２の外金型とを有する
第２の金型と、 前記第１および第２の金型の先端どうしが当接
するとき少なくとも前記第１および第２の内金型
の先端間に形成される成形用キヤビテイと、 を具備してなることを特徴とするレンズ成形用
の射出成形金型装置。 (2) 前記第１および第２の金型を組金型とし、
複数の前記組金型が間隔を置いて各々基台に形成
されてなる請求項１記載のレンズ成形用の射出成
形金型装置。[Claims for Utility Model Registration] (1) A first inner mold formed in a cylindrical shape and having a heat generating member and a cooling hole inside; 1st
a first mold having a first outer mold fitted into the outer periphery of the inner mold; a second inner mold formed in a cylindrical shape and having a heat generating member and a cooling hole therein; a second outer mold having a heat generating member and a cooling hole therein and fitted around the outer periphery of the second inner mold; An injection mold for lens molding, comprising: a molding cavity formed between the tips of at least the first and second inner molds when the tips of the molds come into contact with each other; Device. (2) the first and second molds are a set mold;
2. The injection mold apparatus for lens molding according to claim 1, wherein a plurality of said assembled molds are respectively formed on a base at intervals.
JP1988093017U 1988-07-15 1988-07-15 Expired - Lifetime JPH0540984Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988093017U JPH0540984Y2 (en) 1988-07-15 1988-07-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988093017U JPH0540984Y2 (en) 1988-07-15 1988-07-15

Publications (2)

Publication Number Publication Date
JPH0215321U true JPH0215321U (en) 1990-01-31
JPH0540984Y2 JPH0540984Y2 (en) 1993-10-18

Family

ID=31317467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988093017U Expired - Lifetime JPH0540984Y2 (en) 1988-07-15 1988-07-15

Country Status (1)

Country Link
JP (1) JPH0540984Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118786U (en) * 1983-01-31 1984-08-10 株式会社松竹園 pigeon box
JP2017071166A (en) * 2015-10-09 2017-04-13 株式会社松浦機械製作所 Lens molding die
JP2017124526A (en) * 2016-01-13 2017-07-20 株式会社エンプラス Injection molding mold and control method of injection molding mold

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5083215B2 (en) * 2006-08-30 2012-11-28 コニカミノルタアドバンストレイヤー株式会社 Optical component manufacturing apparatus and manufacturing method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59138427A (en) * 1983-01-31 1984-08-08 Hitachi Ltd Injection and compression mold
JPS59232809A (en) * 1983-06-16 1984-12-27 Shigeru Ikemoto Mold assembly for molding synthetic resin products
JPS60159021A (en) * 1984-01-31 1985-08-20 Alps Electric Co Ltd Mold for producing plastic lens
JPS6260622A (en) * 1985-09-11 1987-03-17 Hitachi Ltd Injection compression mold
JPS62117716A (en) * 1985-11-18 1987-05-29 Honda Motor Co Ltd Mold and temperature controlling thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59138427A (en) * 1983-01-31 1984-08-08 Hitachi Ltd Injection and compression mold
JPS59232809A (en) * 1983-06-16 1984-12-27 Shigeru Ikemoto Mold assembly for molding synthetic resin products
JPS60159021A (en) * 1984-01-31 1985-08-20 Alps Electric Co Ltd Mold for producing plastic lens
JPS6260622A (en) * 1985-09-11 1987-03-17 Hitachi Ltd Injection compression mold
JPS62117716A (en) * 1985-11-18 1987-05-29 Honda Motor Co Ltd Mold and temperature controlling thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118786U (en) * 1983-01-31 1984-08-10 株式会社松竹園 pigeon box
JPH0331746Y2 (en) * 1983-01-31 1991-07-05
JP2017071166A (en) * 2015-10-09 2017-04-13 株式会社松浦機械製作所 Lens molding die
JP2017124526A (en) * 2016-01-13 2017-07-20 株式会社エンプラス Injection molding mold and control method of injection molding mold

Also Published As

Publication number Publication date
JPH0540984Y2 (en) 1993-10-18

Similar Documents

Publication Publication Date Title
JPH0215321U (en)
JPH02142016U (en)
JPS6054497U (en) Integrally molded product with facing material and hollow core material
JPS61148612U (en)
JPS6353714U (en)
JPH02130313U (en)
JPH03106019U (en)
JPH047117U (en)
JPS62174764U (en)
JPS61175424U (en)
JPH0430920U (en)
JPH0179373U (en)
JPH0388713U (en)
JPH01116621U (en)
JPH0180903U (en)
JPH0319017U (en)
JPS6185413U (en)
JPH0229820U (en)
JPH01122921U (en)
JPH032637U (en)
JPH0473527U (en)
JPS63198507U (en)
JPH03110848U (en)
JPS61186418U (en)
JPS63157705U (en)