JPH0421574B2 - - Google Patents
Info
- Publication number
- JPH0421574B2 JPH0421574B2 JP14116884A JP14116884A JPH0421574B2 JP H0421574 B2 JPH0421574 B2 JP H0421574B2 JP 14116884 A JP14116884 A JP 14116884A JP 14116884 A JP14116884 A JP 14116884A JP H0421574 B2 JPH0421574 B2 JP H0421574B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- resin
- mold
- compression molding
- injection compression
- 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.)
- Expired
Links
- 239000011347 resin Substances 0.000 claims description 101
- 229920005989 resin Polymers 0.000 claims description 101
- 238000001816 cooling Methods 0.000 claims description 38
- 238000002347 injection Methods 0.000 claims description 31
- 239000007924 injection Substances 0.000 claims description 31
- 238000000748 compression moulding Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 23
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 238000010583 slow cooling Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 description 35
- 239000004033 plastic Substances 0.000 description 35
- 238000000465 moulding Methods 0.000 description 30
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 11
- 239000004926 polymethyl methacrylate Substances 0.000 description 11
- 239000003507 refrigerant Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002344 surface layer Substances 0.000 description 6
- 238000007906 compression Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14116884A JPS6119327A (ja) | 1984-07-07 | 1984-07-07 | 射出圧縮成形方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14116884A JPS6119327A (ja) | 1984-07-07 | 1984-07-07 | 射出圧縮成形方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6119327A JPS6119327A (ja) | 1986-01-28 |
| JPH0421574B2 true JPH0421574B2 (zh) | 1992-04-10 |
Family
ID=15285714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14116884A Granted JPS6119327A (ja) | 1984-07-07 | 1984-07-07 | 射出圧縮成形方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6119327A (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0955147B1 (en) * | 1996-02-29 | 2003-08-20 | Hoya Corporation | Method of injection molding plastic lens |
| JP3264615B2 (ja) * | 1996-02-29 | 2002-03-11 | ホーヤ株式会社 | プラスチックレンズの射出成形方法 |
| USRE38617E1 (en) * | 1997-03-18 | 2004-10-12 | Hoya Corporation | Method of injection molding plastic lens |
| JP2001047524A (ja) | 1999-06-03 | 2001-02-20 | Ricoh Co Ltd | プラスチック光学素子の製造方法、その製造装置、及びその製造方法により製造したプラスチック光学素子 |
| EP4091791A1 (en) * | 2021-05-19 | 2022-11-23 | Essilor International | Optimization of process parameters for lens with micro-lens design |
-
1984
- 1984-07-07 JP JP14116884A patent/JPS6119327A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6119327A (ja) | 1986-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH1128745A (ja) | プラスチック成形品の成形方法およびプラスチック成形品の成形用金型 | |
| EP1370408B1 (en) | Injection molding method | |
| US5718850A (en) | Method and device for manufacturing optical elements | |
| KR20120038964A (ko) | 감소된 수축 부위를 가지는 후벽 플라스틱 성형 부품을 사출 성형 또는 엠보싱에 의해 제조하기 위한 장치 및 방법 | |
| JPH0134132B2 (zh) | ||
| JP2002539985A (ja) | 薄い熱可塑性プラスチックレンズを製造するための鋳造方法 | |
| JPH0421574B2 (zh) | ||
| JP4467980B2 (ja) | 熱可塑性合成材料製光学部品の射出成形方法 | |
| JP2000141413A (ja) | プラスチック成形品の製造方法 | |
| JPH06892A (ja) | フレネルレンズ成形方法およびその装置 | |
| JP2537231B2 (ja) | プラスチツクレンズの成形方法 | |
| JPS6223723A (ja) | 射出圧縮成形方法 | |
| JPH0354608B2 (zh) | ||
| JPS59185636A (ja) | 射出圧縮成形法 | |
| JP2014151449A (ja) | 射出成形用金型及び射出成形方法 | |
| JPS61182918A (ja) | 射出圧縮成形金型 | |
| JP2821093B2 (ja) | プラスチック成形品の製造方法およびその成形金型 | |
| JPH051128B2 (zh) | ||
| JPS6260623A (ja) | 射出圧縮成形方法および装置 | |
| JP2008230005A (ja) | プラスチックレンズ成形方法およびレンズプリフォーム | |
| JP3320513B2 (ja) | プラスチック光学素子の射出成形方法 | |
| JP2000052390A (ja) | プラスチック部品の成形方法およびその金型 | |
| JP3197981B2 (ja) | 射出成形方法 | |
| JP3719757B2 (ja) | 成形金型および成形方法 | |
| JP2001260139A (ja) | 成形用型及び成形装置及び光学素子成形方法及び光学素子 |