JPS625697B2 - - Google Patents

Info

Publication number
JPS625697B2
JPS625697B2 JP2937782A JP2937782A JPS625697B2 JP S625697 B2 JPS625697 B2 JP S625697B2 JP 2937782 A JP2937782 A JP 2937782A JP 2937782 A JP2937782 A JP 2937782A JP S625697 B2 JPS625697 B2 JP S625697B2
Authority
JP
Japan
Prior art keywords
diameter
forging
punch
cavity
hole
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
Application number
JP2937782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58145326A (ja
Inventor
Yoshiichi Sakamura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP2937782A priority Critical patent/JPS58145326A/ja
Publication of JPS58145326A publication Critical patent/JPS58145326A/ja
Publication of JPS625697B2 publication Critical patent/JPS625697B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP2937782A 1982-02-24 1982-02-24 狭窄溝を設けた有孔部品の製造方法 Granted JPS58145326A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2937782A JPS58145326A (ja) 1982-02-24 1982-02-24 狭窄溝を設けた有孔部品の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2937782A JPS58145326A (ja) 1982-02-24 1982-02-24 狭窄溝を設けた有孔部品の製造方法

Publications (2)

Publication Number Publication Date
JPS58145326A JPS58145326A (ja) 1983-08-30
JPS625697B2 true JPS625697B2 (en, 2012) 1987-02-06

Family

ID=12274452

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2937782A Granted JPS58145326A (ja) 1982-02-24 1982-02-24 狭窄溝を設けた有孔部品の製造方法

Country Status (1)

Country Link
JP (1) JPS58145326A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187442A (ja) * 1984-02-17 1985-09-24 Honda Motor Co Ltd 研磨逃げ内径を有する有底筒体の製造方法
JPS6427735A (en) * 1987-07-22 1989-01-30 Nitto Kohki Co Heading method for hollow part
DE4401530B4 (de) * 1994-01-20 2006-02-09 Ina-Schaeffler Kg Fließgepreßte Schnappstufe
US20090116932A1 (en) * 2005-09-16 2009-05-07 Honda Motor Co., Ltd. Process for Producing Molded Article with Undercut, Forging Apparatus Therefor, and Intermediate Molded Object
JP4804293B2 (ja) * 2005-09-16 2011-11-02 本田技研工業株式会社 アンダカット部を有する成形品の製造方法
JP5239933B2 (ja) * 2009-02-20 2013-07-17 日本精工株式会社 金属製リング状部品の製造方法
JP5545350B2 (ja) * 2012-12-14 2014-07-09 日本精工株式会社 金属製部品の塑性加工装置

Also Published As

Publication number Publication date
JPS58145326A (ja) 1983-08-30

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