JPS58107823U - injection mold - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案−実施例の射出成形用金型の説明図、第
２図は同上の一部切欠断面図、第３図ａ。 ｂはそれぞれ同上の動きを系す一部切欠断面図である。 １は固定側金型、２は可動側金型、３はキャビティ、４
はゲート、５はランナ、６はスプリング、７はランナノ
ックアウトピンである。FIG. 1 is an explanatory diagram of an injection molding die according to an embodiment of the present invention, FIG. 2 is a partially cutaway sectional view of the same, and FIG. 3a. b is a partially cutaway sectional view showing the same movement as above. 1 is a fixed side mold, 2 is a movable side mold, 3 is a cavity, 4
is a gate, 5 is a runner, 6 is a spring, and 7 is a runner knockout pin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定側金型と可動側金型との間に形成されるキャビティ
と、固定側金型と可動側金型とのパーティング面に形成
されゲートを介してキャビティ内に樹脂を注入するラン
ナと、型開きの際に先端が可動側金型よりランナのゲー
ト付近に突出するようスプリングで付勢されかつ型締め
の際には没入するよう可動側金型内に挿通されたランナ
ノックアウトピンとを具備して成る射出成形用金型。a cavity formed between a fixed mold and a movable mold; a runner formed on a parting surface of the fixed mold and the movable mold and injecting resin into the cavity through a gate; The runner knockout pin is biased by a spring so that its tip protrudes from the movable side mold near the runner gate when the mold is opened, and is inserted into the movable side mold so that it retracts when the mold is closed. An injection mold made of