JPH0375021B2 - - Google Patents
Info
- Publication number
- JPH0375021B2 JPH0375021B2 JP12146086A JP12146086A JPH0375021B2 JP H0375021 B2 JPH0375021 B2 JP H0375021B2 JP 12146086 A JP12146086 A JP 12146086A JP 12146086 A JP12146086 A JP 12146086A JP H0375021 B2 JPH0375021 B2 JP H0375021B2
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- rotary valve
- passage
- hole
- raw material
- 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
- 239000002994 raw material Substances 0.000 claims description 26
- 238000001746 injection moulding Methods 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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
- B29C45/20—Injection nozzles
- B29C45/23—Feed stopping equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Producing Shaped Articles From Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12146086A JPS62278008A (ja) | 1986-05-27 | 1986-05-27 | 射出成形機におけるロ−タリ−式シャットオフノズル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12146086A JPS62278008A (ja) | 1986-05-27 | 1986-05-27 | 射出成形機におけるロ−タリ−式シャットオフノズル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62278008A JPS62278008A (ja) | 1987-12-02 |
| JPH0375021B2 true JPH0375021B2 (enExample) | 1991-11-28 |
Family
ID=14811685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12146086A Granted JPS62278008A (ja) | 1986-05-27 | 1986-05-27 | 射出成形機におけるロ−タリ−式シャットオフノズル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62278008A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU625074B2 (en) * | 1988-10-13 | 1992-07-02 | Seiki Corporation | Injection moulding |
| EP0494304B1 (en) * | 1989-09-27 | 1994-09-07 | Komatsu Ltd. | Rotary valve of injection molding machine |
| JPH0723220Y2 (ja) * | 1991-06-06 | 1995-05-31 | 株式会社新潟鉄工所 | 射出成形機における樹脂漏れ防止装置 |
-
1986
- 1986-05-27 JP JP12146086A patent/JPS62278008A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62278008A (ja) | 1987-12-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |