JPH069826Y2 - 射出圧縮成形用金型の逆流防止装置 - Google Patents
射出圧縮成形用金型の逆流防止装置Info
- Publication number
- JPH069826Y2 JPH069826Y2 JP4023288U JP4023288U JPH069826Y2 JP H069826 Y2 JPH069826 Y2 JP H069826Y2 JP 4023288 U JP4023288 U JP 4023288U JP 4023288 U JP4023288 U JP 4023288U JP H069826 Y2 JPH069826 Y2 JP H069826Y2
- Authority
- JP
- Japan
- Prior art keywords
- blocking member
- sprue
- nozzle
- sprue bush
- compression molding
- 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
- 238000002347 injection Methods 0.000 title claims description 20
- 239000007924 injection Substances 0.000 title claims description 20
- 238000000748 compression moulding Methods 0.000 title claims description 17
- 230000002265 prevention Effects 0.000 title claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 24
- 238000001746 injection moulding Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 description 17
- 229920005989 resin Polymers 0.000 description 17
- 238000000465 moulding Methods 0.000 description 15
- 238000007906 compression Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 methylmethacryl Chemical group 0.000 description 1
Landscapes
- 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 |
|---|---|---|---|
| JP4023288U JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4023288U JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01148315U JPH01148315U (en, 2012) | 1989-10-13 |
| JPH069826Y2 true JPH069826Y2 (ja) | 1994-03-16 |
Family
ID=31266706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4023288U Expired - Lifetime JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069826Y2 (en, 2012) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003170480A (ja) * | 2001-12-05 | 2003-06-17 | Hoya Corp | レンズの射出圧縮成形方法 |
| JP2003181896A (ja) * | 2001-12-18 | 2003-07-02 | Hoya Corp | レンズの射出圧縮成形方法 |
| JP2005104161A (ja) * | 2004-12-27 | 2005-04-21 | Hoya Corp | レンズの射出圧縮成形方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539455A (zh) * | 2019-09-30 | 2019-12-06 | 湖北安信塑料模具有限公司 | 一种大截面内增压式实心木塑模具 |
-
1988
- 1988-03-26 JP JP4023288U patent/JPH069826Y2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003170480A (ja) * | 2001-12-05 | 2003-06-17 | Hoya Corp | レンズの射出圧縮成形方法 |
| JP2003181896A (ja) * | 2001-12-18 | 2003-07-02 | Hoya Corp | レンズの射出圧縮成形方法 |
| JP2005104161A (ja) * | 2004-12-27 | 2005-04-21 | Hoya Corp | レンズの射出圧縮成形方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01148315U (en, 2012) | 1989-10-13 |
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