JPH0224608B2 - - Google Patents

Info

Publication number
JPH0224608B2
JPH0224608B2 JP1955983A JP1955983A JPH0224608B2 JP H0224608 B2 JPH0224608 B2 JP H0224608B2 JP 1955983 A JP1955983 A JP 1955983A JP 1955983 A JP1955983 A JP 1955983A JP H0224608 B2 JPH0224608 B2 JP H0224608B2
Authority
JP
Japan
Prior art keywords
tube
roller
rotary disk
expansion
pipe
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
JP1955983A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59147715A (ja
Inventor
Hiroshi Kobayashi
Yukio Hashimoto
Takao Okamura
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 JP1955983A priority Critical patent/JPS59147715A/ja
Publication of JPS59147715A publication Critical patent/JPS59147715A/ja
Publication of JPH0224608B2 publication Critical patent/JPH0224608B2/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
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
    • B21D3/04—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes skew to the path of the work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP1955983A 1983-02-10 1983-02-10 管端真円度矯正装置 Granted JPS59147715A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1955983A JPS59147715A (ja) 1983-02-10 1983-02-10 管端真円度矯正装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1955983A JPS59147715A (ja) 1983-02-10 1983-02-10 管端真円度矯正装置

Publications (2)

Publication Number Publication Date
JPS59147715A JPS59147715A (ja) 1984-08-24
JPH0224608B2 true JPH0224608B2 (2) 1990-05-30

Family

ID=12002663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1955983A Granted JPS59147715A (ja) 1983-02-10 1983-02-10 管端真円度矯正装置

Country Status (1)

Country Link
JP (1) JPS59147715A (2)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104259262B (zh) * 2014-08-18 2016-11-23 温州市明洋管件制造有限公司 管件整口机
CN109201791A (zh) * 2018-11-16 2019-01-15 上海宝冶集团南京建筑有限公司 一种大口径弯管校口装置

Also Published As

Publication number Publication date
JPS59147715A (ja) 1984-08-24

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