JPS58167050A - 外周段付製品の冷間鍛造による成形方法 - Google Patents

外周段付製品の冷間鍛造による成形方法

Info

Publication number
JPS58167050A
JPS58167050A JP4991482A JP4991482A JPS58167050A JP S58167050 A JPS58167050 A JP S58167050A JP 4991482 A JP4991482 A JP 4991482A JP 4991482 A JP4991482 A JP 4991482A JP S58167050 A JPS58167050 A JP S58167050A
Authority
JP
Japan
Prior art keywords
forming
extrusion
stage
product
hollow base
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
JP4991482A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6229132B2 (enrdf_load_stackoverflow
Inventor
Ichiro Hattori
一郎 服部
Toshiaki Yamashita
敏明 山下
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.)
Tokai Rika Co Ltd
Original Assignee
Tokai Rika 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 Tokai Rika Co Ltd filed Critical Tokai Rika Co Ltd
Priority to JP4991482A priority Critical patent/JPS58167050A/ja
Publication of JPS58167050A publication Critical patent/JPS58167050A/ja
Publication of JPS6229132B2 publication Critical patent/JPS6229132B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21KMAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00Making hollow articles not covered by a single preceding sub-group
    • B21K21/08Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP4991482A 1982-03-26 1982-03-26 外周段付製品の冷間鍛造による成形方法 Granted JPS58167050A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4991482A JPS58167050A (ja) 1982-03-26 1982-03-26 外周段付製品の冷間鍛造による成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4991482A JPS58167050A (ja) 1982-03-26 1982-03-26 外周段付製品の冷間鍛造による成形方法

Publications (2)

Publication Number Publication Date
JPS58167050A true JPS58167050A (ja) 1983-10-03
JPS6229132B2 JPS6229132B2 (enrdf_load_stackoverflow) 1987-06-24

Family

ID=12844275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4991482A Granted JPS58167050A (ja) 1982-03-26 1982-03-26 外周段付製品の冷間鍛造による成形方法

Country Status (1)

Country Link
JP (1) JPS58167050A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001347337A (ja) * 2000-06-06 2001-12-18 Iizuka Seisakusho:Kk ギアの製造法
JP2006007260A (ja) * 2004-06-24 2006-01-12 Kobe Steel Ltd 筒状部材又は有底筒状部材の製造方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327923C (zh) * 2004-04-08 2007-07-25 兰州理工大学 舞台幕体对开牵引机构
CN103990937B (zh) * 2014-01-02 2017-01-18 昆山艺可五金有限公司 一种六角螺栓的生产工艺

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001347337A (ja) * 2000-06-06 2001-12-18 Iizuka Seisakusho:Kk ギアの製造法
JP2006007260A (ja) * 2004-06-24 2006-01-12 Kobe Steel Ltd 筒状部材又は有底筒状部材の製造方法

Also Published As

Publication number Publication date
JPS6229132B2 (enrdf_load_stackoverflow) 1987-06-24

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