JPH0452766B2 - - Google Patents

Info

Publication number
JPH0452766B2
JPH0452766B2 JP59117672A JP11767284A JPH0452766B2 JP H0452766 B2 JPH0452766 B2 JP H0452766B2 JP 59117672 A JP59117672 A JP 59117672A JP 11767284 A JP11767284 A JP 11767284A JP H0452766 B2 JPH0452766 B2 JP H0452766B2
Authority
JP
Japan
Prior art keywords
sheet
film
mold
weld
resin
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 - Lifetime
Application number
JP59117672A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60260313A (ja
Inventor
Hiroyuki Koda
Seiichi Pponma
Kunio Yamazaki
Goro Shimaoka
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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Priority to JP11767284A priority Critical patent/JPS60260313A/ja
Publication of JPS60260313A publication Critical patent/JPS60260313A/ja
Publication of JPH0452766B2 publication Critical patent/JPH0452766B2/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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14467—Joining articles or parts of a single article
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14467—Joining articles or parts of a single article
    • B29C2045/14532—Joining articles or parts of a single article injecting between two sheets
    • 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
    • B29C45/26—Moulds
    • B29C45/2628—Moulds with mould parts forming holes in or through the moulded article, e.g. for bearing cages

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)
JP11767284A 1984-06-08 1984-06-08 ウエルドラインの解消方法 Granted JPS60260313A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11767284A JPS60260313A (ja) 1984-06-08 1984-06-08 ウエルドラインの解消方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11767284A JPS60260313A (ja) 1984-06-08 1984-06-08 ウエルドラインの解消方法

Publications (2)

Publication Number Publication Date
JPS60260313A JPS60260313A (ja) 1985-12-23
JPH0452766B2 true JPH0452766B2 (enrdf_load_stackoverflow) 1992-08-24

Family

ID=14717426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11767284A Granted JPS60260313A (ja) 1984-06-08 1984-06-08 ウエルドラインの解消方法

Country Status (1)

Country Link
JP (1) JPS60260313A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07115378B2 (ja) * 1987-09-11 1995-12-13 三菱瓦斯化学株式会社 鏡面を有する成形品の製造法
CN101823312A (zh) * 2010-05-04 2010-09-08 四川大学 改善聚合物注射制品熔接痕力学性能的方法
CN103546784B (zh) * 2013-10-09 2017-12-08 深圳市九洲电器有限公司 机顶盒
CN110869182A (zh) 2017-08-31 2020-03-06 东丽株式会社 一体化成型体及其制造方法
KR20200044783A (ko) 2017-08-31 2020-04-29 도레이 카부시키가이샤 일체화 성형체

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533761U (enrdf_load_stackoverflow) * 1978-08-28 1980-03-04
JPS5853428A (ja) * 1981-09-24 1983-03-30 Akinobu Tatebayashi 熱可塑性樹脂成形品の成形法およびその装置
JPS5939535A (ja) * 1982-08-31 1984-03-03 Sony Corp 樹脂成形品の製造方法

Also Published As

Publication number Publication date
JPS60260313A (ja) 1985-12-23

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