JPS5684933A - Screw for synthetic resin extruder or injection molder - Google Patents

Screw for synthetic resin extruder or injection molder

Info

Publication number
JPS5684933A
JPS5684933A JP16120779A JP16120779A JPS5684933A JP S5684933 A JPS5684933 A JP S5684933A JP 16120779 A JP16120779 A JP 16120779A JP 16120779 A JP16120779 A JP 16120779A JP S5684933 A JPS5684933 A JP S5684933A
Authority
JP
Japan
Prior art keywords
screw
resin
blade section
mixing
returning
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
JP16120779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6130893B2 (cs
Inventor
Shinichi Fukumizu
Shinji Hashizume
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP16120779A priority Critical patent/JPS5684933A/ja
Publication of JPS5684933A publication Critical patent/JPS5684933A/ja
Publication of JPS6130893B2 publication Critical patent/JPS6130893B2/ja
Granted 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP16120779A 1979-12-11 1979-12-11 Screw for synthetic resin extruder or injection molder Granted JPS5684933A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16120779A JPS5684933A (en) 1979-12-11 1979-12-11 Screw for synthetic resin extruder or injection molder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16120779A JPS5684933A (en) 1979-12-11 1979-12-11 Screw for synthetic resin extruder or injection molder

Publications (2)

Publication Number Publication Date
JPS5684933A true JPS5684933A (en) 1981-07-10
JPS6130893B2 JPS6130893B2 (cs) 1986-07-16

Family

ID=15730627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16120779A Granted JPS5684933A (en) 1979-12-11 1979-12-11 Screw for synthetic resin extruder or injection molder

Country Status (1)

Country Link
JP (1) JPS5684933A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103900617A (zh) * 2014-04-14 2014-07-02 上海瑞视仪表电子有限公司 一种电涡流传感器探头的制造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4987753A (cs) * 1972-12-25 1974-08-22
JPS51146557A (en) * 1975-06-11 1976-12-16 Mitsubishi Heavy Ind Ltd High molecular substance extruder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4987753A (cs) * 1972-12-25 1974-08-22
JPS51146557A (en) * 1975-06-11 1976-12-16 Mitsubishi Heavy Ind Ltd High molecular substance extruder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103900617A (zh) * 2014-04-14 2014-07-02 上海瑞视仪表电子有限公司 一种电涡流传感器探头的制造方法

Also Published As

Publication number Publication date
JPS6130893B2 (cs) 1986-07-16

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