JPS6247096B2 - - Google Patents

Info

Publication number
JPS6247096B2
JPS6247096B2 JP2990081A JP2990081A JPS6247096B2 JP S6247096 B2 JPS6247096 B2 JP S6247096B2 JP 2990081 A JP2990081 A JP 2990081A JP 2990081 A JP2990081 A JP 2990081A JP S6247096 B2 JPS6247096 B2 JP S6247096B2
Authority
JP
Japan
Prior art keywords
mold
molded product
cylindrical
die
side plate
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
JP2990081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57146441A (en
Inventor
Hiroshi Ueda
Hiroshi Hanawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2990081A priority Critical patent/JPS57146441A/ja
Publication of JPS57146441A publication Critical patent/JPS57146441A/ja
Publication of JPS6247096B2 publication Critical patent/JPS6247096B2/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
    • B21K21/12—Shaping end portions of hollow articles
    • B21K21/14—Shaping end portions of hollow articles closed or substantially-closed ends, e.g. cartridge bottoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/02—Dies or mountings therefor
    • 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
    • B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
    • B21J5/025—Closed die forging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP2990081A 1981-03-04 1981-03-04 Die for press forming Granted JPS57146441A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2990081A JPS57146441A (en) 1981-03-04 1981-03-04 Die for press forming

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2990081A JPS57146441A (en) 1981-03-04 1981-03-04 Die for press forming

Publications (2)

Publication Number Publication Date
JPS57146441A JPS57146441A (en) 1982-09-09
JPS6247096B2 true JPS6247096B2 (zh) 1987-10-06

Family

ID=12288848

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2990081A Granted JPS57146441A (en) 1981-03-04 1981-03-04 Die for press forming

Country Status (1)

Country Link
JP (1) JPS57146441A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178096U (zh) * 1987-05-11 1988-11-17

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5536469B2 (ja) * 2010-01-14 2014-07-02 昭和電工株式会社 鍛造加工方法および鍛造加工装置
CN104439033A (zh) * 2014-12-11 2015-03-25 西安东耘新金属材料有限公司 轴向闭式辗压成形方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178096U (zh) * 1987-05-11 1988-11-17

Also Published As

Publication number Publication date
JPS57146441A (en) 1982-09-09

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