JPH0445460B2 - - Google Patents
Info
- Publication number
- JPH0445460B2 JPH0445460B2 JP3540288A JP3540288A JPH0445460B2 JP H0445460 B2 JPH0445460 B2 JP H0445460B2 JP 3540288 A JP3540288 A JP 3540288A JP 3540288 A JP3540288 A JP 3540288A JP H0445460 B2 JPH0445460 B2 JP H0445460B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- cutting
- molding
- glass
- molded product
- 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
- 238000005520 cutting process Methods 0.000 claims description 103
- 238000000465 moulding Methods 0.000 claims description 64
- 239000011521 glass Substances 0.000 claims description 46
- 239000000463 material Substances 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 21
- 239000006060 molten glass Substances 0.000 claims description 12
- 239000000047 product Substances 0.000 description 34
- 238000000034 method Methods 0.000 description 25
- 239000012530 fluid Substances 0.000 description 23
- 238000003825 pressing Methods 0.000 description 16
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- -1 SiC Chemical class 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 206010049040 Weight fluctuation Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
- C03B11/06—Construction of plunger or mould
- C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2215/00—Press-moulding glass
- C03B2215/70—Horizontal or inclined press axis
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2215/00—Press-moulding glass
- C03B2215/76—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis
- C03B2215/77—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis with means to trim off excess material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3540288A JPH01212239A (ja) | 1988-02-19 | 1988-02-19 | 光学素子の成形装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3540288A JPH01212239A (ja) | 1988-02-19 | 1988-02-19 | 光学素子の成形装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01212239A JPH01212239A (ja) | 1989-08-25 |
| JPH0445460B2 true JPH0445460B2 (enrdf_load_stackoverflow) | 1992-07-24 |
Family
ID=12440915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3540288A Granted JPH01212239A (ja) | 1988-02-19 | 1988-02-19 | 光学素子の成形装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01212239A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5275637A (en) * | 1990-01-31 | 1994-01-04 | Canon Kabushiki Kaisha | Method of manufacturing a glass optical part |
| US5322541A (en) * | 1991-03-28 | 1994-06-21 | Matsushita Electric Industrial Co., Ltd. | Method of producing glass blank |
-
1988
- 1988-02-19 JP JP3540288A patent/JPH01212239A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01212239A (ja) | 1989-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 16 Free format text: PAYMENT UNTIL: 20080724 |
|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 16 Free format text: PAYMENT UNTIL: 20080724 |