JPS642050B2 - - Google Patents
Info
- Publication number
- JPS642050B2 JPS642050B2 JP11525383A JP11525383A JPS642050B2 JP S642050 B2 JPS642050 B2 JP S642050B2 JP 11525383 A JP11525383 A JP 11525383A JP 11525383 A JP11525383 A JP 11525383A JP S642050 B2 JPS642050 B2 JP S642050B2
- Authority
- JP
- Japan
- Prior art keywords
- molded product
- mold
- box
- molten resin
- shaped molded
- 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 18
- 239000011347 resin Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000000465 moulding Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 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
- B29C45/57—Exerting after-pressure on the moulding material
-
- 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
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/1734—Nozzles therefor
- B29C45/1736—Nozzles therefor provided with small holes permitting the flow of gas therethrough, e.g. using a porous element of sintered material
-
- 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
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/174—Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (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 |
|---|---|---|---|
| JP11525383A JPS608028A (ja) | 1983-06-28 | 1983-06-28 | 箱型成形品の射出成形法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11525383A JPS608028A (ja) | 1983-06-28 | 1983-06-28 | 箱型成形品の射出成形法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS608028A JPS608028A (ja) | 1985-01-16 |
| JPS642050B2 true JPS642050B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-01-13 |
Family
ID=14658107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11525383A Granted JPS608028A (ja) | 1983-06-28 | 1983-06-28 | 箱型成形品の射出成形法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS608028A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2629420B2 (ja) * | 1990-08-27 | 1997-07-09 | 株式会社トヨトミ | 暖房器の安全装置 |
| US5344596A (en) * | 1992-03-23 | 1994-09-06 | Icp Systems, Inc. | Method for fluid compression of injection molded plastic material |
| GB9306425D0 (en) * | 1993-03-27 | 1993-05-19 | Gas Injection Ltd | Apparatus for and a method of injection moulding case i |
-
1983
- 1983-06-28 JP JP11525383A patent/JPS608028A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS608028A (ja) | 1985-01-16 |