JPH03129433U - - Google Patents
Info
- Publication number
- JPH03129433U JPH03129433U JP1990039159U JP3915990U JPH03129433U JP H03129433 U JPH03129433 U JP H03129433U JP 1990039159 U JP1990039159 U JP 1990039159U JP 3915990 U JP3915990 U JP 3915990U JP H03129433 U JPH03129433 U JP H03129433U
- Authority
- JP
- Japan
- Prior art keywords
- stage
- plasticizing screw
- ring
- shaped constriction
- deeper
- 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.)
- Granted
Links
- 238000001746 injection 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
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/655—Screws with two or more threads having three or more threads
-
- 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
- B29C48/505—Screws
- B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
-
- 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
- B29C48/505—Screws
- B29C48/575—Screws provided with elements of a generally circular cross-section for shearing the melt, i.e. shear-ring elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990039159U JPH0739619Y2 (ja) | 1990-04-12 | 1990-04-12 | 可塑化スクリュ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990039159U JPH0739619Y2 (ja) | 1990-04-12 | 1990-04-12 | 可塑化スクリュ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03129433U true JPH03129433U (en18) | 1991-12-26 |
JPH0739619Y2 JPH0739619Y2 (ja) | 1995-09-13 |
Family
ID=31547819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990039159U Expired - Fee Related JPH0739619Y2 (ja) | 1990-04-12 | 1990-04-12 | 可塑化スクリュ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0739619Y2 (en18) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5901858B1 (ja) * | 2014-06-09 | 2016-04-13 | 三菱重工プラスチックテクノロジー株式会社 | 射出成形機、及び、射出成形方法 |
JP5932159B1 (ja) * | 2015-01-16 | 2016-06-08 | 三菱重工プラスチックテクノロジー株式会社 | 射出成形方法、射出成形機のスクリュ及び射出成形機 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4021967B2 (ja) * | 1997-02-17 | 2007-12-12 | 三菱重工業株式会社 | 可塑化スクリュ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60127915U (ja) * | 1984-02-07 | 1985-08-28 | 株式会社神戸製鋼所 | ベント押出機 |
JPS6360618U (en18) * | 1986-10-09 | 1988-04-22 |
-
1990
- 1990-04-12 JP JP1990039159U patent/JPH0739619Y2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60127915U (ja) * | 1984-02-07 | 1985-08-28 | 株式会社神戸製鋼所 | ベント押出機 |
JPS6360618U (en18) * | 1986-10-09 | 1988-04-22 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5901858B1 (ja) * | 2014-06-09 | 2016-04-13 | 三菱重工プラスチックテクノロジー株式会社 | 射出成形機、及び、射出成形方法 |
JP5932159B1 (ja) * | 2015-01-16 | 2016-06-08 | 三菱重工プラスチックテクノロジー株式会社 | 射出成形方法、射出成形機のスクリュ及び射出成形機 |
WO2016113777A1 (ja) * | 2015-01-16 | 2016-07-21 | 三菱重工プラスチックテクノロジー株式会社 | 射出成形方法、射出成形機のスクリュ及び射出成形機 |
CN107107424A (zh) * | 2015-01-16 | 2017-08-29 | 宇菱塑胶科技有限公司 | 注射成型方法、注射成型机的螺杆以及注射成型机 |
Also Published As
Publication number | Publication date |
---|---|
JPH0739619Y2 (ja) | 1995-09-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |