JPS6420321U - - Google Patents

Info

Publication number
JPS6420321U
JPS6420321U JP11510087U JP11510087U JPS6420321U JP S6420321 U JPS6420321 U JP S6420321U JP 11510087 U JP11510087 U JP 11510087U JP 11510087 U JP11510087 U JP 11510087U JP S6420321 U JPS6420321 U JP S6420321U
Authority
JP
Japan
Prior art keywords
mold
synthetic resin
stress concentration
cavity
stress
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.)
Pending
Application number
JP11510087U
Other languages
English (en)
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 JP11510087U priority Critical patent/JPS6420321U/ja
Publication of JPS6420321U publication Critical patent/JPS6420321U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の縦断面図、第2図は
要部拡大図で同図aは従来構造、bは本考案構造
を示し、第3図は第2図の構造をもつ成形型の最
大主応力比較グラフ、第4図は従来の成形型、第
5図は成形品の斜面図、第6図は第5図の―
線断面図である。 3…キヤビテイ、7…応力集中部、8…応力緩
和溝。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 固定型と可動型からなり、両型の成形面で
    形成されるキヤビテイに溶融した合成樹脂を射出
    注入して製品を成形する合成樹脂成形型において
    、合成樹脂を注入したとき応力集中が発生するキ
    ヤビテイをもつ型に、応力集中部の近傍で該応力
    集中部の形状に沿つて、分割面に応力緩和溝を設
    けたことを特徴とする合成樹脂成形型。 (2) 応力緩和溝の深さが、キヤビテイの応力集
    中部の深さと同等以上の深さであることを特徴と
    する、実用新案登録請求の範囲第1項の合成樹脂
    成形型。
JP11510087U 1987-07-29 1987-07-29 Pending JPS6420321U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11510087U JPS6420321U (ja) 1987-07-29 1987-07-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11510087U JPS6420321U (ja) 1987-07-29 1987-07-29

Publications (1)

Publication Number Publication Date
JPS6420321U true JPS6420321U (ja) 1989-02-01

Family

ID=31356446

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11510087U Pending JPS6420321U (ja) 1987-07-29 1987-07-29

Country Status (1)

Country Link
JP (1) JPS6420321U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5867409A (ja) * 1981-10-19 1983-04-22 Matsushita Electric Ind Co Ltd 金型装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5867409A (ja) * 1981-10-19 1983-04-22 Matsushita Electric Ind Co Ltd 金型装置

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