JPH0566245B2 - - Google Patents
Info
- Publication number
- JPH0566245B2 JPH0566245B2 JP2360285A JP2360285A JPH0566245B2 JP H0566245 B2 JPH0566245 B2 JP H0566245B2 JP 2360285 A JP2360285 A JP 2360285A JP 2360285 A JP2360285 A JP 2360285A JP H0566245 B2 JPH0566245 B2 JP H0566245B2
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- mold
- piece
- cooling
- resin
- 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 - Lifetime
Links
- 229920005989 resin Polymers 0.000 claims description 69
- 239000011347 resin Substances 0.000 claims description 69
- 238000002347 injection Methods 0.000 claims description 57
- 239000007924 injection Substances 0.000 claims description 57
- 238000001816 cooling Methods 0.000 claims description 56
- 238000000748 compression moulding Methods 0.000 claims description 28
- 230000006835 compression Effects 0.000 claims description 26
- 238000007906 compression Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000009415 formwork Methods 0.000 claims description 16
- 239000002826 coolant Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 description 42
- 238000000034 method Methods 0.000 description 23
- 239000004033 plastic Substances 0.000 description 19
- 229920003023 plastic Polymers 0.000 description 19
- 230000008569 process Effects 0.000 description 16
- 238000009826 distribution Methods 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229920005992 thermoplastic resin Polymers 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C2045/7368—Heating or cooling of the mould combining a heating or cooling fluid and non-fluid means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (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 |
|---|---|---|---|
| JP2360285A JPS61182918A (ja) | 1985-02-12 | 1985-02-12 | 射出圧縮成形金型 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2360285A JPS61182918A (ja) | 1985-02-12 | 1985-02-12 | 射出圧縮成形金型 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61182918A JPS61182918A (ja) | 1986-08-15 |
| JPH0566245B2 true JPH0566245B2 (en]) | 1993-09-21 |
Family
ID=12115150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2360285A Granted JPS61182918A (ja) | 1985-02-12 | 1985-02-12 | 射出圧縮成形金型 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61182918A (en]) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5545366A (en) * | 1994-06-10 | 1996-08-13 | Lust; Victor | Molding arrangement to achieve short mold cycle time and method of molding |
| 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 |
| USRE38617E1 (en) * | 1997-03-18 | 2004-10-12 | Hoya Corporation | Method of injection molding plastic lens |
-
1985
- 1985-02-12 JP JP2360285A patent/JPS61182918A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61182918A (ja) | 1986-08-15 |
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