JPS51145081A - Method and device for shearing hollow materials - Google Patents

Method and device for shearing hollow materials

Info

Publication number
JPS51145081A
JPS51145081A JP6906975A JP6906975A JPS51145081A JP S51145081 A JPS51145081 A JP S51145081A JP 6906975 A JP6906975 A JP 6906975A JP 6906975 A JP6906975 A JP 6906975A JP S51145081 A JPS51145081 A JP S51145081A
Authority
JP
Japan
Prior art keywords
hollow materials
shearing
shearing hollow
core
materials
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
JP6906975A
Other languages
Japanese (ja)
Inventor
Toshio Nakamura
Takashi Kikkai
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.)
NSK Ltd
Original Assignee
NSK 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 NSK Ltd filed Critical NSK Ltd
Priority to JP6906975A priority Critical patent/JPS51145081A/en
Publication of JPS51145081A publication Critical patent/JPS51145081A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: Easy setting of hollow materials on a metal core by self-aligning the core provided in a punch and forming a rounded portion at the upper side of the end face of the core.
COPYRIGHT: (C)1976,JPO&Japio
JP6906975A 1975-06-10 1975-06-10 Method and device for shearing hollow materials Pending JPS51145081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6906975A JPS51145081A (en) 1975-06-10 1975-06-10 Method and device for shearing hollow materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6906975A JPS51145081A (en) 1975-06-10 1975-06-10 Method and device for shearing hollow materials

Publications (1)

Publication Number Publication Date
JPS51145081A true JPS51145081A (en) 1976-12-13

Family

ID=13391907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6906975A Pending JPS51145081A (en) 1975-06-10 1975-06-10 Method and device for shearing hollow materials

Country Status (1)

Country Link
JP (1) JPS51145081A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63169211A (en) * 1987-01-06 1988-07-13 Asahi Okuma Ind Co Ltd Shearing device for tubing
WO1994023876A1 (en) * 1993-04-20 1994-10-27 Nkk Corporation Method of precisely shearing piping material and apparatus therefor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63169211A (en) * 1987-01-06 1988-07-13 Asahi Okuma Ind Co Ltd Shearing device for tubing
WO1994023876A1 (en) * 1993-04-20 1994-10-27 Nkk Corporation Method of precisely shearing piping material and apparatus therefor

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