JPS60136822U - Press equipment for drawing processing - Google Patents

Press equipment for drawing processing

Info

Publication number
JPS60136822U
JPS60136822U JP2004884U JP2004884U JPS60136822U JP S60136822 U JPS60136822 U JP S60136822U JP 2004884 U JP2004884 U JP 2004884U JP 2004884 U JP2004884 U JP 2004884U JP S60136822 U JPS60136822 U JP S60136822U
Authority
JP
Japan
Prior art keywords
punch
drawing processing
cam mechanism
ridgeline portion
radius
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2004884U
Other languages
Japanese (ja)
Inventor
辰夫 平松
Original Assignee
トヨタ自動車株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP2004884U priority Critical patent/JPS60136822U/en
Publication of JPS60136822U publication Critical patent/JPS60136822U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本実施例の要部を示した断面図、第２図は第１
図におけるポンチの稜線部附近を示した一部拡大断面図
、第３図は第２図の■−■面に沿う断面図、第４図は第
１図の状態からポンチがさらに降下した状態を示した断
面図、第５図乃至第７図はポンチの稜線部附近の成形過
程を示した一部拡大断面図である。 ２・・・ブランクホルダ、３・・・ポンチ、３ａ・・・
溝、４・・・ブランク、５・・・曲げ刃、６・・・カム
棒、７・・・コイルスプリング、８・・・カム棒、９・
・・カム棒、１０・・・カムプレート。Fig. 1 is a sectional view showing the main parts of this embodiment, and Fig. 2 is a sectional view showing the main parts of this embodiment.
Figure 3 is a partially enlarged cross-sectional view showing the vicinity of the ridgeline of the punch in the figure, Figure 3 is a cross-sectional view along the ■-■ plane in Figure 2, and Figure 4 shows the state in which the punch has further descended from the state in Figure 1. The sectional views shown in FIGS. 5 to 7 are partially enlarged sectional views showing the forming process near the ridgeline of the punch. 2... Blank holder, 3... Punch, 3a...
Groove, 4... Blank, 5... Bending blade, 6... Cam rod, 7... Coil spring, 8... Cam rod, 9...
...Cam rod, 10...Cam plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] プレス製品の稜線部の曲率半径よりも大きな曲率半径の
稜線部を有するポンチと、該ポンチ・Ｄ稜線部に設けた
溝と、該溝内に装着され、前記ポンチの外側へ出没自在
となる曲げ刃と、前記ポンチに変位自在に内装され前端
を前記曲げ刃の後瑞に連結するカム機構と、該カム機構
を常時後方＼付勢する付勢手段と、ブランクホルダに対
する前記ポンチの相対的下降に追従し、前記カム機構Ｉ
こ当接して前記曲げ刃を突出させるカムプレートとを設
けたことを特徴とする絞り加工用プレス装置袋面。A punch having a ridgeline portion with a radius of curvature larger than the radius of curvature of the ridgeline portion of a pressed product, a groove provided in the D ridgeline portion of the punch, and a bend that is installed in the groove and can freely extend and retract to the outside of the punch. a blade, a cam mechanism displaceably disposed inside the punch and connecting its front end to the rear edge of the bending blade, a biasing means for always biasing the cam mechanism backwards, and relative lowering of the punch with respect to the blank holder. , the cam mechanism I
A bag surface of a press device for drawing processing, characterized in that a cam plate is provided which makes contact with the cam plate and causes the bending blade to protrude.
JP2004884U 1984-02-15 1984-02-15 Press equipment for drawing processing Pending JPS60136822U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004884U JPS60136822U (en) 1984-02-15 1984-02-15 Press equipment for drawing processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004884U JPS60136822U (en) 1984-02-15 1984-02-15 Press equipment for drawing processing

Publications (1)

Publication Number Publication Date
JPS60136822U true JPS60136822U (en) 1985-09-11

Family

ID=30510176

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004884U Pending JPS60136822U (en) 1984-02-15 1984-02-15 Press equipment for drawing processing

Country Status (1)

Country Link
JP (1) JPS60136822U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019104054A (en) * 2017-12-13 2019-06-27 Ｊｆｅスチール株式会社 Press molding method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019104054A (en) * 2017-12-13 2019-06-27 Ｊｆｅスチール株式会社 Press molding method

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