JPH01127725U - - Google Patents
Info
- Publication number
- JPH01127725U JPH01127725U JP1988021189U JP2118988U JPH01127725U JP H01127725 U JPH01127725 U JP H01127725U JP 1988021189 U JP1988021189 U JP 1988021189U JP 2118988 U JP2118988 U JP 2118988U JP H01127725 U JPH01127725 U JP H01127725U
- Authority
- JP
- Japan
- Prior art keywords
- view
- sectional
- cylinder
- screw
- showing
- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
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
- B29C48/53—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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
第１図は本考案の第１実施例を示す軸方向断面
図、第２図は第１図のＡ―Ａ，Ｂ―Ｂ，Ｃ―Ｃの
各矢視断面図、第３図は本考案の第２実施例を示
す軸方向断面図、第４図は第３図のＡ１―Ａ１，
Ｂ１―Ｂ１，Ｃ１―Ｃ１の各矢視断面図、第５図
は本考案の第３実施例を示す軸方向断面図、第６
図は第５図のＡ２―Ａ２，Ｂ２―Ｂ２，Ｃ２―Ｃ
２の各矢視断面図、第７図は本考案の実施例を示
す軸方向断面図、第８図は第７図のＡ３―Ａ３，
Ｂ３―Ｂ３，Ｃ３―Ｃ３の各矢視断面図、第９図
は本考案の第５実施例を示す軸方向断面図、第１
０図は第９図のＡ４―Ａ４，Ｂ４―Ｂ４，Ｃ４―
Ｃ４の各矢視断面図、第１１図は本考案の第６実
施例を示す軸方向断面図、第１２図は第１１図の
Ａ５―Ａ５，Ｂ５―Ｂ５，Ｃ５―Ｃ５の各矢視断
面図、第１３図は本考案の第７実施例を示す軸方
向断面図、第１４図は第１３図のＡ６―Ａ６，Ｂ
６―Ｂ６，Ｃ６―Ｃ６の各矢視断面図、第１５図
は本考案の第８実施例を示す軸方向断面図、第１
６図は第１３図のＡ７―Ａ７，Ｂ７―Ｂ７，Ｃ７
―Ｃ７の各矢視断面図、第１７図は一般的な押出
機の１部断面を示す側面図、第１８図は従来の軸
方向断面図、第１９図は同スクリユの展開図、第
２０図は第１８図のＡ８―Ａ８，Ｂ８―Ｂ８，Ｃ
８―Ｃ８の各矢視断面図である。 図の主要部分の説明、１……スクリユ本体、２
……フライト、３……フライト頂部、４……シリ
ンダ内面、４′……シリンダ内面の断面図形、５
……シリンダ。
図、第２図は第１図のＡ―Ａ，Ｂ―Ｂ，Ｃ―Ｃの
各矢視断面図、第３図は本考案の第２実施例を示
す軸方向断面図、第４図は第３図のＡ１―Ａ１，
Ｂ１―Ｂ１，Ｃ１―Ｃ１の各矢視断面図、第５図
は本考案の第３実施例を示す軸方向断面図、第６
図は第５図のＡ２―Ａ２，Ｂ２―Ｂ２，Ｃ２―Ｃ
２の各矢視断面図、第７図は本考案の実施例を示
す軸方向断面図、第８図は第７図のＡ３―Ａ３，
Ｂ３―Ｂ３，Ｃ３―Ｃ３の各矢視断面図、第９図
は本考案の第５実施例を示す軸方向断面図、第１
０図は第９図のＡ４―Ａ４，Ｂ４―Ｂ４，Ｃ４―
Ｃ４の各矢視断面図、第１１図は本考案の第６実
施例を示す軸方向断面図、第１２図は第１１図の
Ａ５―Ａ５，Ｂ５―Ｂ５，Ｃ５―Ｃ５の各矢視断
面図、第１３図は本考案の第７実施例を示す軸方
向断面図、第１４図は第１３図のＡ６―Ａ６，Ｂ
６―Ｂ６，Ｃ６―Ｃ６の各矢視断面図、第１５図
は本考案の第８実施例を示す軸方向断面図、第１
６図は第１３図のＡ７―Ａ７，Ｂ７―Ｂ７，Ｃ７
―Ｃ７の各矢視断面図、第１７図は一般的な押出
機の１部断面を示す側面図、第１８図は従来の軸
方向断面図、第１９図は同スクリユの展開図、第
２０図は第１８図のＡ８―Ａ８，Ｂ８―Ｂ８，Ｃ
８―Ｃ８の各矢視断面図である。 図の主要部分の説明、１……スクリユ本体、２
……フライト、３……フライト頂部、４……シリ
ンダ内面、４′……シリンダ内面の断面図形、５
……シリンダ。
Claims (1)
- スクリユとシリンダを持つ成形機用可塑化装置
において、シリンダの１部または全長にわたり、
シリンダ内壁とスクリユフライト頂部との間隙を
周方向に増減させることを特徴とする成形機用可
塑化装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021189U JPH01127725U (ja) | 1988-02-22 | 1988-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021189U JPH01127725U (ja) | 1988-02-22 | 1988-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01127725U true JPH01127725U (ja) | 1989-08-31 |
Family
ID=31238200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988021189U Pending JPH01127725U (ja) | 1988-02-22 | 1988-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01127725U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163015A (ja) * | 1990-10-25 | 1992-06-08 | Toshiba Mach Co Ltd | 可塑化装置 |
-
1988
- 1988-02-22 JP JP1988021189U patent/JPH01127725U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163015A (ja) * | 1990-10-25 | 1992-06-08 | Toshiba Mach Co Ltd | 可塑化装置 |