JPH0373363B2 - - Google Patents

Info

Publication number
JPH0373363B2
JPH0373363B2 JP59024964A JP2496484A JPH0373363B2 JP H0373363 B2 JPH0373363 B2 JP H0373363B2 JP 59024964 A JP59024964 A JP 59024964A JP 2496484 A JP2496484 A JP 2496484A JP H0373363 B2 JPH0373363 B2 JP H0373363B2
Authority
JP
Japan
Prior art keywords
speed
biting
roll
pushing device
pushing
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 - Lifetime
Application number
JP59024964A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60170520A (ja
Inventor
Katsutoshi Noda
Masashi Hatsutori
Masahiro Tobyo
Juji Saito
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
Nippon Steel Corp
Original Assignee
Hitachi Ltd
Nippon Steel Corp
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, Nippon Steel Corp filed Critical Hitachi Ltd
Priority to JP59024964A priority Critical patent/JPS60170520A/ja
Publication of JPS60170520A publication Critical patent/JPS60170520A/ja
Publication of JPH0373363B2 publication Critical patent/JPH0373363B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/78—Control of tube rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
JP59024964A 1984-02-15 1984-02-15 穿孔圧延機の押込制御方法 Granted JPS60170520A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59024964A JPS60170520A (ja) 1984-02-15 1984-02-15 穿孔圧延機の押込制御方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59024964A JPS60170520A (ja) 1984-02-15 1984-02-15 穿孔圧延機の押込制御方法

Publications (2)

Publication Number Publication Date
JPS60170520A JPS60170520A (ja) 1985-09-04
JPH0373363B2 true JPH0373363B2 (enExample) 1991-11-21

Family

ID=12152654

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59024964A Granted JPS60170520A (ja) 1984-02-15 1984-02-15 穿孔圧延機の押込制御方法

Country Status (1)

Country Link
JP (1) JPS60170520A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2303089B (en) * 1995-07-13 1998-04-15 T & N Technology Ltd Forming heat exchangers
CN107790497B (zh) * 2016-08-31 2020-02-21 林州凤宝管业有限公司 穿孔机毛管尾圈自动控制方法

Also Published As

Publication number Publication date
JPS60170520A (ja) 1985-09-04

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