JPH0345110U

JPH0345110U -

Info

Publication number: JPH0345110U
Application number: JP10644389U
Authority: JP
Priority date: 1989-09-11
Filing date: 1989-09-11
Publication date: 1991-04-25

Description

[Brief explanation of drawings]

第１図は本考案の実施例に係る中子及び中子保
持治具の下型へのセツト前の状態を示す縦断面図
説明図、第２図は上記中子及び下型のセツト状態
を示す縦断面説明図、第３図は上記実施例に係る
中子幅木部分の溝部と係合ブロツクとが係合した
状態を示す中子及び下型の縦断面説明図、第４図
は幅木取付穴部に圧着された状態での上記幅木部
及び係合ブロツクの拡大縦断面図、第５図は成形
工程終了後の上下の金型、中子及び樹脂成形品の
縦断面説明図、第６図は従来例に係る上下の金型
、中子及び樹脂成形品の縦断面説明図である。１……下型、２……幅木取付穴部、２ａ……幅
木取付穴の内周部、１０……中子、１１……幅木
部、１１ａ……幅木外周部、１２……幅木部の溝
部、１６……係合ブロツク、１７……突起部。 Fig. 1 is a vertical sectional view explanatory view showing the state of the core and core holding jig before setting it in the lower mold according to the embodiment of the present invention, and Fig. 2 shows the state of setting the core and the lower mold. FIG. 3 is an explanatory longitudinal cross-sectional view of the core and lower die showing a state in which the groove of the core baseboard and the engagement block according to the above embodiment are engaged, and FIG. 4 is an explanatory view of the width. An enlarged vertical cross-sectional view of the baseboard and the engaging block in a state where they are crimped into the wood mounting holes, and FIG. 5 is an explanatory vertical cross-sectional view of the upper and lower molds, core, and resin molded product after the molding process is completed. , FIG. 6 is an explanatory longitudinal cross-sectional view of upper and lower molds, a core, and a resin molded product according to a conventional example. DESCRIPTION OF SYMBOLS 1... Lower mold, 2... Baseboard mounting hole part, 2a... Inner periphery of the baseboard mounting hole, 10... Core, 11... Baseboard part, 11a... Baseboard outer periphery part, 12... ...Groove of baseboard, 16...Engagement block, 17...Protrusion.

Claims

[Scope of utility model registration request]

The baseboard portion of the core is provided with a concave or groove-shaped engagement portion, while the baseboard attachment portion of the mold is provided with a protrusion that is combined with the engagement portion. A fixing structure for a core, characterized in that the core is fixed to the mold by engaging with the joint portion and pushing and expanding the baseboard portion toward the mold.