JPS61122815U

JPS61122815U -

Info

Publication number: JPS61122815U
Application number: JP637085U
Authority: JP
Priority date: 1985-01-21
Filing date: 1985-01-21
Publication date: 1986-08-02

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す縦断側面図、
第２図は同実施例における型開き時の状態を示す
要部の縦断側面図、第３図は本考案の他の実施例
を示す縦断側面図、第４図は従来の成形型装置の
一例を示す部分縦断側面図である。図中、１１は固定型、１３は可動型、１７は凹
部、１８はエジエクタピン、１９はエジエクタ機
構、２２は駆動ロツド（駆動装置）、２４は可動
コア、２６は押出し機構、２７は圧縮ばね（弾性
体）、２９は押出し機構、３０は基板、３２はリ
ターンピン、３４は押出しピン、３５は圧縮ばね
（弾性体）、Ａは槽下部（成形品）である。 FIG. 1 is a longitudinal sectional side view showing an embodiment of the present invention;
Fig. 2 is a longitudinal sectional side view of the main parts of the same embodiment showing the state when the mold is opened, Fig. 3 is a longitudinal sectional side view showing another embodiment of the present invention, and Fig. 4 is an example of a conventional mold device. FIG. In the figure, 11 is a fixed type, 13 is a movable type, 17 is a recess, 18 is an ejector pin, 19 is an ejector mechanism, 22 is a drive rod (drive device), 24 is a movable core, 26 is an extrusion mechanism, and 27 is a compression spring ( 29 is an extrusion mechanism, 30 is a substrate, 32 is a return pin, 34 is an extrusion pin, 35 is a compression spring (elastic body), and A is a tank lower part (molded product).

Claims

[Scope of utility model registration request]

The molded product is shaped like a container and has a convex portion on the bottom, and is composed of a fixed mold and a movable mold.
One of the molds is provided with a concave part for molding the convex part of the molded product, and when the mold is opened, the molded product is removed from said one mold while remaining attached to the other mold, and after the mold opening is completed, the drive device In a device in which a molded product is removed from the other mold by a driven ejector mechanism, one mold is provided with an elastic body that stores elastic force when the mold is closed, and the elastic body stores elastic force when the mold is opened. 1. A plastic molding device comprising an extrusion mechanism that presses and moves the molded product in a direction in which the convex portion of the molded product is removed from the concave portion of one mold by using a repulsive force.