JPS51150185A - Shearing processing - Google Patents

Shearing processing

Info

Publication number
JPS51150185A
JPS51150185A JP7316075A JP7316075A JPS51150185A JP S51150185 A JPS51150185 A JP S51150185A JP 7316075 A JP7316075 A JP 7316075A JP 7316075 A JP7316075 A JP 7316075A JP S51150185 A JPS51150185 A JP S51150185A
Authority
JP
Japan
Prior art keywords
shearing processing
shearing
processing
smooth
alternately
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
JP7316075A
Other languages
Japanese (ja)
Inventor
Hiroichi Odamoto
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.)
H One Co Ltd
Original Assignee
Hirata Press Kogyo
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 Hirata Press Kogyo filed Critical Hirata Press Kogyo
Priority to JP7316075A priority Critical patent/JPS51150185A/en
Publication of JPS51150185A publication Critical patent/JPS51150185A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To smooth a sheared surface by shearing an upper surface and a lower surface alternately.
COPYRIGHT: (C)1976,JPO&Japio
JP7316075A 1975-06-18 1975-06-18 Shearing processing Pending JPS51150185A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7316075A JPS51150185A (en) 1975-06-18 1975-06-18 Shearing processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7316075A JPS51150185A (en) 1975-06-18 1975-06-18 Shearing processing

Publications (1)

Publication Number Publication Date
JPS51150185A true JPS51150185A (en) 1976-12-23

Family

ID=13510131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7316075A Pending JPS51150185A (en) 1975-06-18 1975-06-18 Shearing processing

Country Status (1)

Country Link
JP (1) JPS51150185A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134026A (en) * 1980-03-25 1981-10-20 Tsubakimoto Chain Co Blanking method
JPS57143988U (en) * 1981-03-07 1982-09-09
JPS5916632A (en) * 1982-07-17 1984-01-27 Oiles Ind Co Ltd Manufacture of blank for winding bush bearing, and metallic die used for manufacture of said blank
JPS60261163A (en) * 1984-06-07 1985-12-24 Shinko Electric Ind Co Ltd Lead frame and manufacture thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4870194A (en) * 1971-12-27 1973-09-22
JPS5014681A (en) * 1973-06-13 1975-02-15

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4870194A (en) * 1971-12-27 1973-09-22
JPS5014681A (en) * 1973-06-13 1975-02-15

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134026A (en) * 1980-03-25 1981-10-20 Tsubakimoto Chain Co Blanking method
JPS57143988U (en) * 1981-03-07 1982-09-09
JPS5916632A (en) * 1982-07-17 1984-01-27 Oiles Ind Co Ltd Manufacture of blank for winding bush bearing, and metallic die used for manufacture of said blank
JPS60261163A (en) * 1984-06-07 1985-12-24 Shinko Electric Ind Co Ltd Lead frame and manufacture thereof

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