JPS5881027U

JPS5881027U - Press mold for drawing process

Info

Publication number: JPS5881027U
Application number: JP17674181U
Authority: JP
Inventors: 沢田　晃二
Original assignee: Nissan Motor Co Ltd
Current assignee: Nissan Motor Co Ltd
Priority date: 1981-11-30
Filing date: 1981-11-30
Publication date: 1983-06-01

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

[Brief explanation of the drawing]

第１図は従来例の説明用断面図、第２図は第１図におけ
るａ部拡大断面図、第３図は本案に係る実施例の要部断
面図、第４図はプレートの斜視図、第５図は第３図にお
けるＡ矢視側面図、第６図は第３図の部分拡大断面図、
第７図は第６図におけるＢ−Ｂ断面図、第８図は他の実
施例における要部拡大図である。１６・・・・・・ブランクホルダ、９ａ、１６ａ・・・
・・・素材挾持部、１１・・・・・・プレート、１１ａ
・・・・・・鋸歯状突起。第３図第７図８・　７２　　　　　　１８　　　　ｇ第５図Ｂ　　第６図 ′で廁／、／／／／レーＢＦＸＱFIG. 1 is an explanatory sectional view of a conventional example, FIG. 2 is an enlarged sectional view of section a in FIG. Fig. 5 is a side view taken in the direction of arrow A in Fig. 3, Fig. 6 is a partially enlarged sectional view of Fig. 3,
FIG. 7 is a sectional view taken along line BB in FIG. 6, and FIG. 8 is an enlarged view of main parts in another embodiment. 16...Blank holder, 9a, 16a...
...Material holding part, 11...Plate, 11a
...serrations. Figure 3 Figure 7 Figure 8 ・72 18 g Figure 5 B Figure 6' 廁/, //// Leh B FXQ

Claims

[Scope of utility model registration request]

In a press die in which a material clamping part is provided in an upper mold and a lower mold, and the material is drawn while the edge of the material is clamped by the material clamping part, a plurality of saw teeth are provided in the material clamping parts of the upper mold and the lower mold. A press die for drawing comprising a plate having serrated protrusions connected to the material holding part so that the serrated protrusions face each other.