JPH0285119U - - Google Patents

Info

Publication number
JPH0285119U
JPH0285119U JP1988164429U JP16442988U JPH0285119U JP H0285119 U JPH0285119 U JP H0285119U JP 1988164429 U JP1988164429 U JP 1988164429U JP 16442988 U JP16442988 U JP 16442988U JP H0285119 U JPH0285119 U JP H0285119U
Authority
JP
Japan
Prior art keywords
screw
flight
width
range
sectional
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
JP1988164429U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0442098Y2 (enrdf_load_stackoverflow
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 JP1988164429U priority Critical patent/JPH0442098Y2/ja
Publication of JPH0285119U publication Critical patent/JPH0285119U/ja
Application granted granted Critical
Publication of JPH0442098Y2 publication Critical patent/JPH0442098Y2/ja
Expired 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
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/60—Thread tops

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1988164429U 1988-12-21 1988-12-21 Expired JPH0442098Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (enrdf_load_stackoverflow) 1988-12-21 1988-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (enrdf_load_stackoverflow) 1988-12-21 1988-12-21

Publications (2)

Publication Number Publication Date
JPH0285119U true JPH0285119U (enrdf_load_stackoverflow) 1990-07-03
JPH0442098Y2 JPH0442098Y2 (enrdf_load_stackoverflow) 1992-10-05

Family

ID=31450030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988164429U Expired JPH0442098Y2 (enrdf_load_stackoverflow) 1988-12-21 1988-12-21

Country Status (1)

Country Link
JP (1) JPH0442098Y2 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2016152853A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2018192698A1 (de) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Einschnecken-plastifiziereinheit

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2016152853A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
JP2016182688A (ja) * 2015-03-25 2016-10-20 住友重機械工業株式会社 射出装置、およびスクリュ
JP2016182687A (ja) * 2015-03-25 2016-10-20 住友重機械工業株式会社 射出装置、およびスクリュ
EP3278950A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
EP3275617A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
WO2018192698A1 (de) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Einschnecken-plastifiziereinheit

Also Published As

Publication number Publication date
JPH0442098Y2 (enrdf_load_stackoverflow) 1992-10-05

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