JPS63136913U - - Google Patents

Description

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

第１図は本考案に係るインジエクシヨン成形金
型の一例を示す説明図、第２及び３図は同金型に
装備する検出器の別の実施例を示す説明図である
。 １：キヤビテイ型、２：コア型、５，６：合せ
部、７：キヤビテイ空間、１０，２０，３０：検
出器、１１：吸盤、２１：発光素子、２２：受光
素子、３１：接触子、Ｇ：板ガラス。 FIG. 1 is an explanatory diagram showing an example of an injection molding mold according to the present invention, and FIGS. 2 and 3 are explanatory diagrams showing another embodiment of a detector installed in the same mold. 1: cavity type, 2: core type, 5, 6: mating part, 7: cavity space, 10, 20, 30: detector, 11: suction cup, 21: light emitting element, 22: light receiving element, 31: contact element, G: Plate glass.

Claims (1)

【実用新案登録請求の範囲】 (1) キヤビテイ型とコア型との合せ部で挾持す
る板ガラスの周縁にキヤビテイ空間で合成樹脂製
の枠部を一体成形するインジエクシヨン成形金型
において、上記金型内に板ガラスの破損を感知す
る検出器を装備し、その検出器の信号に応じて合
成樹脂の射出を制御するように構成したことを特
徴とするインジエクシヨン成形金型。 (2) 上記検出器が、板ガラスを真空吸着する真
空度の変化で板ガラスの破損を感知する吸引装置
で構成されていうるとことの実用新案登録請求の
範囲第１項記載のインジエクシヨン成形金型。 (3) 上記吸引装置が、板ガラスを吸着保持する
吸盤を有するところの実用新案登録請求の範囲第
２項記載のインジエクシヨン成形金型。 (4) 上記検出器が、板ガラスを透過する光量の
変化で板ガラスの破損を感知する発光素子と受光
素子とで構成されているところの実用新案登録請
求の範囲第１項記載のインジエクシヨン成形金型
。 (5) 上記検出器が、板ガラスに弾発当接する先
端側の偏位量で板ガラスの破損を感知する接触子
で構成されているところの実用新案登録請求の範
囲第１項記載のインジエクシヨン成形金型。[Scope of Claim for Utility Model Registration] (1) In an injection molding mold in which a frame made of synthetic resin is integrally molded in the cavity space around the periphery of the plate glass that is held between the joint of the cavity mold and the core mold, An injection molding mold characterized in that it is equipped with a detector that detects breakage of plate glass, and is configured to control injection of synthetic resin in accordance with a signal from the detector. (2) The injection molding mold according to claim 1, wherein the detector may be constituted by a suction device that detects breakage of the glass plate based on a change in the degree of vacuum for vacuum suction of the glass plate. (3) The injection molding mold according to claim 2, wherein the suction device has a suction cup for suctioning and holding the plate glass. (4) The injection molding mold according to claim 1, wherein the detector is composed of a light-emitting element and a light-receiving element that detect breakage of the plate glass based on changes in the amount of light transmitted through the plate glass. . (5) The injection molding molded metal according to claim 1 of the utility model registration claim, wherein the detector is composed of a contact that detects breakage of the plate glass by the amount of deflection of the tip side that makes elastic contact with the plate glass. Type.