JPS57127535A - Upset forging method - Google Patents

Upset forging method

Info

Publication number
JPS57127535A
JPS57127535A JP1349281A JP1349281A JPS57127535A JP S57127535 A JPS57127535 A JP S57127535A JP 1349281 A JP1349281 A JP 1349281A JP 1349281 A JP1349281 A JP 1349281A JP S57127535 A JPS57127535 A JP S57127535A
Authority
JP
Japan
Prior art keywords
forged
dies
product
punch
die
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.)
Granted
Application number
JP1349281A
Other languages
English (en)
Other versions
JPS6359778B2 (ja
Inventor
Takashige Yamamura
Takayoshi Michizumi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP1349281A priority Critical patent/JPS57127535A/ja
Publication of JPS57127535A publication Critical patent/JPS57127535A/ja
Publication of JPS6359778B2 publication Critical patent/JPS6359778B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/08—Upsetting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP1349281A 1981-01-29 1981-01-29 Upset forging method Granted JPS57127535A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1349281A JPS57127535A (en) 1981-01-29 1981-01-29 Upset forging method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1349281A JPS57127535A (en) 1981-01-29 1981-01-29 Upset forging method

Publications (2)

Publication Number Publication Date
JPS57127535A true JPS57127535A (en) 1982-08-07
JPS6359778B2 JPS6359778B2 (ja) 1988-11-21

Family

ID=11834607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1349281A Granted JPS57127535A (en) 1981-01-29 1981-01-29 Upset forging method

Country Status (1)

Country Link
JP (1) JPS57127535A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5976638A (ja) * 1982-10-26 1984-05-01 Kawasaki Steel Corp 管体のアプセツト加工方法
JPS6054241A (ja) * 1983-08-31 1985-03-28 Kawasaki Steel Corp 鋼管のアプセツト加工法
EP0340340B1 (de) * 1988-04-25 1993-07-21 Wolfgang Meier Verfahren zum Herstellen eines Diamant-Kernbohrers
US5546647A (en) * 1993-04-06 1996-08-20 Pruna; Alberto N. Method of making an ejector tube for molds
US6408672B1 (en) * 1999-02-24 2002-06-25 Copperweld Canada Inc. Process for cold forming tube ends
CN107249779A (zh) * 2015-02-18 2017-10-13 新日铁住金株式会社 端部增厚金属管及其制造方法
CN108555206A (zh) * 2017-12-13 2018-09-21 陕西宏远航空锻造有限责任公司 一种棒材镦粗棒槌坯的锻造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6515274B2 (ja) * 2014-10-03 2019-05-22 日本製鉄株式会社 端部増肉鋼管の製造装置および製造方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5976638A (ja) * 1982-10-26 1984-05-01 Kawasaki Steel Corp 管体のアプセツト加工方法
JPS6054241A (ja) * 1983-08-31 1985-03-28 Kawasaki Steel Corp 鋼管のアプセツト加工法
EP0340340B1 (de) * 1988-04-25 1993-07-21 Wolfgang Meier Verfahren zum Herstellen eines Diamant-Kernbohrers
US5546647A (en) * 1993-04-06 1996-08-20 Pruna; Alberto N. Method of making an ejector tube for molds
US6408672B1 (en) * 1999-02-24 2002-06-25 Copperweld Canada Inc. Process for cold forming tube ends
CN107249779A (zh) * 2015-02-18 2017-10-13 新日铁住金株式会社 端部增厚金属管及其制造方法
US10514113B2 (en) 2015-02-18 2019-12-24 Nippon Steel Corporation Metal pipe having thickened end portion, and method of manufacturing same
CN108555206A (zh) * 2017-12-13 2018-09-21 陕西宏远航空锻造有限责任公司 一种棒材镦粗棒槌坯的锻造方法

Also Published As

Publication number Publication date
JPS6359778B2 (ja) 1988-11-21

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