JPS61177715U - - Google Patents

Description

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

第１図は本考案の第１の実施例を示す要部の断
面図、第２図Ａはトリム加工用プレス型の要部の
断面図、第２図Ｂはワーク端部の拡大図、第３図
Ａは本考案の第２の実施例を示す要部断面図、第
３図Ｂは第３図Ａの要部拡大図、第４図Ａは従来
のトリム加工用プレス型の断面図、第４図Ｂは従
来のトリム工程の説明図、第４図Ｃは第４図Ｂの
ワーク端部の拡大図、第５図はフランジ曲げ工程
の工程説明図である。 ５，１５…ポンチ、２５…インサートポンチ、
１７，２７…セクシヨナルダイ、１７ａ，２５ａ
…成形面、１７ｂ，２５ｂ…やすり面、Ｂ，Ｂ_１
…ばり、Ｆ，Ｆ_１…フランジ部、Ｗ…ワーク。 Fig. 1 is a sectional view of the main part showing the first embodiment of the present invention, Fig. 2A is a sectional view of the main part of the press mold for trimming, Fig. 2B is an enlarged view of the end of the workpiece, and Fig. 2B is an enlarged view of the end of the workpiece. FIG. 3A is a sectional view of the main part showing the second embodiment of the present invention, FIG. 3B is an enlarged view of the main part of FIG. 3A, and FIG. 4A is a sectional view of a conventional press die for trim processing. FIG. 4B is an explanatory diagram of the conventional trim process, FIG. 4C is an enlarged view of the end of the workpiece in FIG. 4B, and FIG. 5 is a process explanatory diagram of the flange bending process. 5, 15... punch, 25... insert punch,
17, 27...Sectional die, 17a, 25a
... Molding surface, 17b, 25b... File surface, B, B ₁
...Flash, F, _F1 ...Flange, W...Work.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ダイとポンチとの協働によりパネル状のワーク
の端部にフランジ曲げ加工を施すプレス型におい
て、ダイまたはポンチの成形面のうち、フランジ
部の端部と摺接する部位にやすり面を形成したこ
とを特徴とするフランジ加工用プレス型。 In a press die that performs flange bending on the end of a panel-shaped workpiece by cooperation between a die and a punch, a file surface is formed on the forming surface of the die or punch at the part that makes sliding contact with the end of the flange. A press mold for flange processing featuring the following.