JPS6142617B2 - - Google Patents

Info

Publication number
JPS6142617B2
JPS6142617B2 JP5053979A JP5053979A JPS6142617B2 JP S6142617 B2 JPS6142617 B2 JP S6142617B2 JP 5053979 A JP5053979 A JP 5053979A JP 5053979 A JP5053979 A JP 5053979A JP S6142617 B2 JPS6142617 B2 JP S6142617B2
Authority
JP
Japan
Prior art keywords
resin
gate
mold
cavity
core material
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.)
Expired
Application number
JP5053979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55140539A (en
Inventor
Masataka Sakurada
Nobuyuki Iwazawa
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.)
Toppan Inc
Original Assignee
Toppan Printing Co 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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP5053979A priority Critical patent/JPS55140539A/ja
Publication of JPS55140539A publication Critical patent/JPS55140539A/ja
Publication of JPS6142617B2 publication Critical patent/JPS6142617B2/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • B29C2043/3621—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices a plurality of individual elements acting on the material in the same or diferent directions, e.g. making tubular T-joints, profiles
    • B29C2043/3623—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices a plurality of individual elements acting on the material in the same or diferent directions, e.g. making tubular T-joints, profiles coupled on a support, e.g. plate
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP5053979A 1979-04-23 1979-04-23 Multilayer injection forming Granted JPS55140539A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5053979A JPS55140539A (en) 1979-04-23 1979-04-23 Multilayer injection forming

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5053979A JPS55140539A (en) 1979-04-23 1979-04-23 Multilayer injection forming

Publications (2)

Publication Number Publication Date
JPS55140539A JPS55140539A (en) 1980-11-04
JPS6142617B2 true JPS6142617B2 (enExample) 1986-09-22

Family

ID=12861805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5053979A Granted JPS55140539A (en) 1979-04-23 1979-04-23 Multilayer injection forming

Country Status (1)

Country Link
JP (1) JPS55140539A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6367132A (ja) * 1986-09-08 1988-03-25 Toyota Motor Corp 射出成形における着色方法及び装置
JP2612733B2 (ja) * 1988-02-09 1997-05-21 本田技研工業株式会社 繊維強化プラスチック製品の射出圧縮成形法
IT1316150B1 (it) * 2000-11-28 2003-03-28 Intercable Srl Procedimento di iniettofusione per la produzione di tappi o similiaventi spessore notevole.
US20060049544A1 (en) * 2002-09-03 2006-03-09 Polyplastics Co., Ltd. Method of composite injection molding and mold
FR3021578B1 (fr) * 2014-05-28 2016-05-27 Albea Services Procede et dispositif de moulage par injection d'un receptacle, receptacle obtenu

Also Published As

Publication number Publication date
JPS55140539A (en) 1980-11-04

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