JPH0167019U - - Google Patents
Info
- Publication number
- JPH0167019U JPH0167019U JP1987163516U JP16351687U JPH0167019U JP H0167019 U JPH0167019 U JP H0167019U JP 1987163516 U JP1987163516 U JP 1987163516U JP 16351687 U JP16351687 U JP 16351687U JP H0167019 U JPH0167019 U JP H0167019U
- Authority
- JP
- Japan
- Prior art keywords
- kneading
- rotary screw
- view
- utility
- raw materials
- 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
- 238000004898 kneading Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims 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
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- 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
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
-
- 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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
-
- 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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163516U JPH0620587Y2 (ja) | 1987-10-24 | 1987-10-24 | 混練用回転スクリュ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163516U JPH0620587Y2 (ja) | 1987-10-24 | 1987-10-24 | 混練用回転スクリュ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0167019U true JPH0167019U (US07534539-20090519-C00280.png) | 1989-04-28 |
| JPH0620587Y2 JPH0620587Y2 (ja) | 1994-06-01 |
Family
ID=31448306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987163516U Expired - Lifetime JPH0620587Y2 (ja) | 1987-10-24 | 1987-10-24 | 混練用回転スクリュ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620587Y2 (US07534539-20090519-C00280.png) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51109072A (en) * | 1975-03-20 | 1976-09-27 | Sumitomo Electric Industries | Hatsuhotaino oshidashihoho |
| JPS5284972U (US07534539-20090519-C00280.png) * | 1975-12-20 | 1977-06-24 | ||
| JPS5327658A (en) * | 1976-08-24 | 1978-03-15 | Hitachi Chemical Co Ltd | Extruder for thermoplastic resin foam |
| JPS57207031A (en) * | 1981-06-16 | 1982-12-18 | Hitachi Cable Ltd | Extruder for thermoplastic resin highly foamed body |
| JPS6097805A (ja) * | 1983-11-02 | 1985-05-31 | Kobe Steel Ltd | 単軸混練押出機 |
-
1987
- 1987-10-24 JP JP1987163516U patent/JPH0620587Y2/ja not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51109072A (en) * | 1975-03-20 | 1976-09-27 | Sumitomo Electric Industries | Hatsuhotaino oshidashihoho |
| JPS5284972U (US07534539-20090519-C00280.png) * | 1975-12-20 | 1977-06-24 | ||
| JPS5327658A (en) * | 1976-08-24 | 1978-03-15 | Hitachi Chemical Co Ltd | Extruder for thermoplastic resin foam |
| JPS57207031A (en) * | 1981-06-16 | 1982-12-18 | Hitachi Cable Ltd | Extruder for thermoplastic resin highly foamed body |
| JPS6097805A (ja) * | 1983-11-02 | 1985-05-31 | Kobe Steel Ltd | 単軸混練押出機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620587Y2 (ja) | 1994-06-01 |
