JPH0545338B2 - - Google Patents

Info

Publication number
JPH0545338B2
JPH0545338B2 JP1226429A JP22642989A JPH0545338B2 JP H0545338 B2 JPH0545338 B2 JP H0545338B2 JP 1226429 A JP1226429 A JP 1226429A JP 22642989 A JP22642989 A JP 22642989A JP H0545338 B2 JPH0545338 B2 JP H0545338B2
Authority
JP
Japan
Prior art keywords
main roll
mandrel
workpiece
cold rolling
annular
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.)
Expired - Fee Related
Application number
JP1226429A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0390240A (ja
Inventor
Yasuo Fujioka
Shunichi Ookura
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.)
NTN Corp
Original Assignee
NTN Toyo Bearing 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 NTN Toyo Bearing Co Ltd filed Critical NTN Toyo Bearing Co Ltd
Priority to JP22642989A priority Critical patent/JPH0390240A/ja
Publication of JPH0390240A publication Critical patent/JPH0390240A/ja
Publication of JPH0545338B2 publication Critical patent/JPH0545338B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forging (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP22642989A 1989-08-31 1989-08-31 環状ワークの冷間ローリング装置 Granted JPH0390240A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22642989A JPH0390240A (ja) 1989-08-31 1989-08-31 環状ワークの冷間ローリング装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22642989A JPH0390240A (ja) 1989-08-31 1989-08-31 環状ワークの冷間ローリング装置

Publications (2)

Publication Number Publication Date
JPH0390240A JPH0390240A (ja) 1991-04-16
JPH0545338B2 true JPH0545338B2 (https=) 1993-07-08

Family

ID=16844980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22642989A Granted JPH0390240A (ja) 1989-08-31 1989-08-31 環状ワークの冷間ローリング装置

Country Status (1)

Country Link
JP (1) JPH0390240A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4655352B2 (ja) * 2000-11-10 2011-03-23 大同特殊鋼株式会社 サイジング装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59212142A (ja) * 1983-05-17 1984-12-01 Kyoei Seikou Kk ベアリングの輪体成形方法

Also Published As

Publication number Publication date
JPH0390240A (ja) 1991-04-16

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