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)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding 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 (sv) | 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 (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO1998041379A1 (fr) * | 1996-02-29 | 1998-09-24 | Hoya Corporation | Procede de moulage par injection de lentilles plastiques |
| DE69724285T2 (de) * | 1997-03-18 | 2004-07-01 | Hoya Corp. | Verfahren zum spritzgiessen einer kunststofflinse |
| 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 |
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