JPH0319016U

JPH0319016U -

Info

Publication number: JPH0319016U
Application number: JP7784989U
Authority: JP
Priority date: 1989-06-30
Filing date: 1989-06-30
Publication date: 1991-02-25

Description

[Brief explanation of drawings]

第１図は実施例の概略断面図、第２図および第
３図はその部分拡大図である。各図中、同一符号は同一または相当部分を示し
、２は固定型、３は可動型、４はキヤビテイ、５
はゲート、１２は固定側ゲートカツト入子、１４
，１８は圧縮バネ、１５は成形品、１６はゲート
部、１７は可動側ゲートカツト入子、２３，２４
はゲートカツト押出板、２７は連結ボルト、２８
は位置決めピンである。 FIG. 1 is a schematic sectional view of the embodiment, and FIGS. 2 and 3 are partially enlarged views thereof. In each figure, the same reference numerals indicate the same or equivalent parts, 2 is a fixed type, 3 is a movable type, 4 is a cavity, and 5 is a movable type.
is the gate, 12 is the fixed side gate cut insert, 14
, 18 is a compression spring, 15 is a molded product, 16 is a gate portion, 17 is a movable gate cut insert, 23, 24
is a gate cut extrusion plate, 27 is a connecting bolt, 28
is a positioning pin.

Claims

[Scope of utility model registration request]

A fixed mold and a movable mold that make up an injection mold,
A cavity and a gate formed between the fixed mold and the movable mold, a fixed side gate cut insert provided at the gate position of the fixed mold so as to be always biased toward the movable mold side and slidable toward the movable mold side; A movable gate cut insert is provided at the gate position of the movable mold so as to be always biased toward the fixed mold side and slidable toward the fixed mold side so as to cut the gate portion of the molded product between the movable gate cut insert and the fixed side gate cut insert. , a gate cut extrusion plate provided on the outside of the movable mold so as to maintain an extrusion interval between the movable mold and the movable mold when the mold is closed, and a gate cut insert on the movable side and the gate cut extrusion plate by slidingly passing through the movable mold. An injection mold comprising a nested connecting bolt and a positioning pin provided on a gate cut extrusion plate so as to come into contact with a fixed mold and maintain the extrusion interval between the movable mold and the gate cut extrusion plate when the mold is closed.