JPS5371392A - Method for shear-processing materials - Google Patents

Method for shear-processing materials

Info

Publication number
JPS5371392A
JPS5371392A JP14743376A JP14743376A JPS5371392A JP S5371392 A JPS5371392 A JP S5371392A JP 14743376 A JP14743376 A JP 14743376A JP 14743376 A JP14743376 A JP 14743376A JP S5371392 A JPS5371392 A JP S5371392A
Authority
JP
Japan
Prior art keywords
shear
processing materials
same
encroaching
knockout
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
JP14743376A
Other languages
Japanese (ja)
Inventor
Kunio Nagao
Yasuji Koo
Katsutaro Morita
Yoshitsugu Nakagawa
Koji Fukuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP14743376A priority Critical patent/JPS5371392A/en
Publication of JPS5371392A publication Critical patent/JPS5371392A/en
Pending legal-status Critical Current

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

PURPOSE: To provide a method for shear-processing materials, comprising carrying out an encroaching step and a flat pressing step by the same tool to a material which has been subjected to trimming while restraining the same by a punch and a knockout thereby to accurately obtain a product having neither warping nor burr.
COPYRIGHT: (C)1978,JPO&Japio
JP14743376A 1976-12-07 1976-12-07 Method for shear-processing materials Pending JPS5371392A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14743376A JPS5371392A (en) 1976-12-07 1976-12-07 Method for shear-processing materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14743376A JPS5371392A (en) 1976-12-07 1976-12-07 Method for shear-processing materials

Publications (1)

Publication Number Publication Date
JPS5371392A true JPS5371392A (en) 1978-06-24

Family

ID=15430205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14743376A Pending JPS5371392A (en) 1976-12-07 1976-12-07 Method for shear-processing materials

Country Status (1)

Country Link
JP (1) JPS5371392A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6248496A (en) * 1985-08-28 1987-03-03 株式会社内山機械製作所 Mold puncher

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6248496A (en) * 1985-08-28 1987-03-03 株式会社内山機械製作所 Mold puncher

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