JPH0126774B2 - - Google Patents

Info

Publication number
JPH0126774B2
JPH0126774B2 JP56003081A JP308181A JPH0126774B2 JP H0126774 B2 JPH0126774 B2 JP H0126774B2 JP 56003081 A JP56003081 A JP 56003081A JP 308181 A JP308181 A JP 308181A JP H0126774 B2 JPH0126774 B2 JP H0126774B2
Authority
JP
Japan
Prior art keywords
cylinder
split mold
mold
material tube
axial direction
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
JP56003081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57118827A (en
Inventor
Juji Yoshitomi
Toshio Hatsuda
Yukimasa Murakami
Hiroshi Nomura
Keiji Ueyama
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 JP56003081A priority Critical patent/JPS57118827A/ja
Publication of JPS57118827A publication Critical patent/JPS57118827A/ja
Publication of JPH0126774B2 publication Critical patent/JPH0126774B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/047—Mould construction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/043—Means for controlling the axial pusher

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP56003081A 1981-01-14 1981-01-14 Bulging equipment Granted JPS57118827A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56003081A JPS57118827A (en) 1981-01-14 1981-01-14 Bulging equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56003081A JPS57118827A (en) 1981-01-14 1981-01-14 Bulging equipment

Publications (2)

Publication Number Publication Date
JPS57118827A JPS57118827A (en) 1982-07-23
JPH0126774B2 true JPH0126774B2 (en:Method) 1989-05-25

Family

ID=11547382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56003081A Granted JPS57118827A (en) 1981-01-14 1981-01-14 Bulging equipment

Country Status (1)

Country Link
JP (1) JPS57118827A (en:Method)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6051926B2 (ja) * 1978-10-12 1985-11-16 トヨタ自動車株式会社 二股管加工装置
JPS5752132A (en) * 1980-09-16 1982-03-27 Toshiba Corp Manufacturing apparatus for semiconductor

Also Published As

Publication number Publication date
JPS57118827A (en) 1982-07-23

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