JPS6071433U

JPS6071433U - press tool

Info

Publication number: JPS6071433U
Application number: JP16064383U
Authority: JP
Inventors: 塚田　盛久
Original assignee: 株式会社東芝
Priority date: 1983-10-19
Filing date: 1983-10-19
Publication date: 1985-05-20

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 drawings]

第１図ないし第４図は第１の従来のプレス工具を示すも
ので、第１図はパンチの立面図、第２図−は第１図の側
面図、第３図はパンチホルダの上面図、第４図は第１図
および第２図のパンチと第３図のパンチホルダを組立て
たプレス工具の縦断面図、第５図ないし第７図は第２の
従来のプレス工具を示すもので、第５図はそのプレス工
具の下面図、第６図は第５図の縦断面図、第７図は第６
図の上面図、第８図ないし第１０図は第３の従来のプレ
ス工具を示すもので、第８図はそのプレス工具の下面図
、第９図は第８図の縦断面図、第１０図は第９図の上面
図、第１１図ないし第１５図は本考案の第１の実施例の
プレス工具を示すもので、第１１図はパンチの立面図、
第１２図は第１１図の側面図、第１３図はパンチホルダ
に第１１図および第１２図のパンチを組立てた上面図、
第１４図は第１３図の縦断面図、第１５図は第１４図の
下面図、第１６図および第１７図は第１１図のパンチを
加工するためにパンチを研削治具に取付けた状態を示す
上面図および縦断面図、第１８図および第１９図第２の
実施例の縦断面図および下面図、第２０図ないし第２５
図は第３ないし第８の実施例のパンチを刃先端面から見
た側面図、第２６図および第２７図は第９の実施例を示
す縦断面図および上面図である。１・・・パンチ、１ａ・・・シャンク部、１ｂ・・・フ
ランジ部、１ｃ・・・刃先部、２・・・刃先端面、３・
・・シャンク部挿入穴、４・・・パンチホルダ、７・・
・配列円、８．８ａ・・・凸いんろう、９．９ａ・・・
切欠き、１４・・・グイホルダ、１５・・・ダイブシュ
。Figures 1 to 4 show a first conventional press tool, in which Figure 1 is an elevational view of the punch, Figures 2-4 are side views of Figure 1, and Figure 3 is a top view of the punch holder. Figures 4 and 4 are longitudinal sectional views of a press tool assembled with the punches shown in Figures 1 and 2 and the punch holder shown in Figure 3, and Figures 5 to 7 show a second conventional press tool. 5 is a bottom view of the press tool, FIG. 6 is a vertical sectional view of FIG. 5, and FIG.
8 to 10 show a third conventional press tool, FIG. 8 is a bottom view of the press tool, FIG. 9 is a vertical sectional view of FIG. 8, and FIG. The figures are a top view of FIG. 9, FIGS. 11 to 15 show a press tool according to the first embodiment of the present invention, and FIG. 11 is an elevational view of the punch;
FIG. 12 is a side view of FIG. 11, FIG. 13 is a top view of the punch holder assembled with the punches of FIGS. 11 and 12,
Fig. 14 is a vertical cross-sectional view of Fig. 13, Fig. 15 is a bottom view of Fig. 14, and Figs. 16 and 17 are the state in which the punch shown in Fig. 11 is attached to a grinding jig for processing. 18 and 19; a vertical sectional view and a bottom view of the second embodiment; and FIGS. 20 to 25.
The figure is a side view of the punches of the third to eighth embodiments as seen from the blade tip surface, and FIGS. 26 and 27 are a longitudinal sectional view and a top view of the ninth embodiment. DESCRIPTION OF SYMBOLS 1...Punch, 1a...Shank part, 1b...Flange part, 1c...Blade tip part, 2...Blade tip surface, 3...
...Shank insertion hole, 4...Punch holder, 7...
・Arrangement circle, 8.8a... Convex inro, 9.9a...
Notch, 14...Gui holder, 15...Die bush.

Claims

[Scope of utility model registration request]

In a press tool in which the shank portion that engages with the hole in the holder has a circular cross section and a plurality of punches or die bushes whose cutting edge surfaces are not circular are arranged on the circumference of the holder, a flange is provided on the opposite side of the cutting edge of the punch or die bushing. established a department,
A notch having a concentric arc with the arrangement circle is provided on at least one of the inner diameter side of the arrangement and the outer diameter side of the arrangement of the flange portion, and the holder is provided with a pilot part that engages with the same radius as the notch. A press tool.