KR900015871A - 단봉상 열가소성 수지봉의 압출성형방법 - Google Patents
단봉상 열가소성 수지봉의 압출성형방법 Download PDFInfo
- Publication number
- KR900015871A KR900015871A KR1019890004805A KR890004805A KR900015871A KR 900015871 A KR900015871 A KR 900015871A KR 1019890004805 A KR1019890004805 A KR 1019890004805A KR 890004805 A KR890004805 A KR 890004805A KR 900015871 A KR900015871 A KR 900015871A
- Authority
- KR
- South Korea
- Prior art keywords
- extrusion
- rod
- thermoplastic resin
- cylinder
- molding method
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 3
- 238000001125 extrusion Methods 0.000 title claims 10
- 229920005992 thermoplastic resin Polymers 0.000 title claims 3
- 239000000155 melt Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/682—Barrels or cylinders for twin screws
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/834—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도-제6도는 본 발명 방법을 수행하는 과정을 보인 연속 과정도.
Claims (1)
- 중심축에 대하여 평행한 축선을 가지며 중심축을 중심으로 하여 간헐적으로 회전함과 동시에 전체적으로 좌우이동하는 하나 이상의 압출성형 실린더의 전방과 후방에 고정정렬위치의 압출헤드와 유압실린더를 착설하여 선단측에 고정디스크를 갖는 압출헤드측으로 압출성형 실린더를 이동시켜 고정디스크가 압출성형 실린더의 압출 성형실 후단벽 내면에 밀착시키고 압출성형 실린더를 상시 냉각시킨 상태에서 열가소성수지의 용융물을 주입하는 동시에 압출성형 실린더를 후방의 유압실린더의 피스턴 롯드가 가압한 상태에서 후방으로 이동시키면서 압출물을 가압성형함을 특징으로 하는 단봉상 열가소성수지봉의 압출성형방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890004805A KR920007034B1 (ko) | 1989-04-12 | 1989-04-12 | 단봉상 열가소성수지봉의 압출성형방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890004805A KR920007034B1 (ko) | 1989-04-12 | 1989-04-12 | 단봉상 열가소성수지봉의 압출성형방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900015871A true KR900015871A (ko) | 1990-11-10 |
KR920007034B1 KR920007034B1 (ko) | 1992-08-24 |
Family
ID=19285281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890004805A KR920007034B1 (ko) | 1989-04-12 | 1989-04-12 | 단봉상 열가소성수지봉의 압출성형방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920007034B1 (ko) |
-
1989
- 1989-04-12 KR KR1019890004805A patent/KR920007034B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920007034B1 (ko) | 1992-08-24 |
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E701 | Decision to grant or registration of patent right | ||
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Payment date: 20040824 Year of fee payment: 13 |
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LAPS | Lapse due to unpaid annual fee |