JPS6357213B2 - - Google Patents
Info
- Publication number
- JPS6357213B2 JPS6357213B2 JP59077222A JP7722284A JPS6357213B2 JP S6357213 B2 JPS6357213 B2 JP S6357213B2 JP 59077222 A JP59077222 A JP 59077222A JP 7722284 A JP7722284 A JP 7722284A JP S6357213 B2 JPS6357213 B2 JP S6357213B2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- heating cylinder
- injection
- opening
- plasticizing
- 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
- 229920005989 resin Polymers 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 30
- 238000002347 injection Methods 0.000 claims description 28
- 239000007924 injection Substances 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000001125 extrusion Methods 0.000 claims description 20
- 238000007872 degassing Methods 0.000 claims description 8
- 238000005187 foaming Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 description 7
- 238000010097 foam moulding Methods 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009408 flooring Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
- B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59077222A JPS60220724A (ja) | 1984-04-17 | 1984-04-17 | 予備可塑化装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59077222A JPS60220724A (ja) | 1984-04-17 | 1984-04-17 | 予備可塑化装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60220724A JPS60220724A (ja) | 1985-11-05 |
| JPS6357213B2 true JPS6357213B2 (fr) | 1988-11-10 |
Family
ID=13627820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59077222A Granted JPS60220724A (ja) | 1984-04-17 | 1984-04-17 | 予備可塑化装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60220724A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001091987A1 (fr) * | 2000-05-31 | 2001-12-06 | Asahi Kasei Kabushiki Kaisha | Procede de moulage par injection |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0212818U (fr) * | 1988-07-08 | 1990-01-26 | ||
| US6322347B1 (en) * | 1999-04-02 | 2001-11-27 | Trexel, Inc. | Methods for manufacturing foam material including systems with pressure restriction element |
| JP6080611B2 (ja) | 2013-02-26 | 2017-02-15 | 東洋製罐株式会社 | 発泡性射出成形体の製造方法及びその射出装置 |
| DE102020215146A1 (de) * | 2020-12-01 | 2022-06-02 | Helix GmbH | Einschneckenextruder zur Kunststoffplastifizierung |
-
1984
- 1984-04-17 JP JP59077222A patent/JPS60220724A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001091987A1 (fr) * | 2000-05-31 | 2001-12-06 | Asahi Kasei Kabushiki Kaisha | Procede de moulage par injection |
| US6929763B2 (en) | 2000-05-31 | 2005-08-16 | Asahi Kasei Kabushiki Kaisha | Injection molding method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60220724A (ja) | 1985-11-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |