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
Application number
JP1990039159U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0739619Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990039159U priority Critical patent/JPH0739619Y2/ja
Publication of JPH03129433U publication Critical patent/JPH03129433U/ja
Application granted granted Critical
Publication of JPH0739619Y2 publication Critical patent/JPH0739619Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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)
JP1990039159U 1990-04-12 1990-04-12 可塑化スクリュ Expired - Fee Related JPH0739619Y2 (ja)

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 (US20110009641A1-20110113-C00273.png) 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 (US20110009641A1-20110113-C00273.png)

Cited By (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (US20110009641A1-20110113-C00273.png) * 1986-10-09 1988-04-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
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 (US20110009641A1-20110113-C00273.png) * 1986-10-09 1988-04-22

Cited By (4)

* Cited by examiner, † Cited by third party
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

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees