JPH029881B2 - - Google Patents

Info

Publication number
JPH029881B2
JPH029881B2 JP55152682A JP15268280A JPH029881B2 JP H029881 B2 JPH029881 B2 JP H029881B2 JP 55152682 A JP55152682 A JP 55152682A JP 15268280 A JP15268280 A JP 15268280A JP H029881 B2 JPH029881 B2 JP H029881B2
Authority
JP
Japan
Prior art keywords
mandrel
tension
rolling
stand
torque
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
JP55152682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5775209A (en
Inventor
Akihiro Tanaka
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP55152682A priority Critical patent/JPS5775209A/ja
Publication of JPS5775209A publication Critical patent/JPS5775209A/ja
Publication of JPH029881B2 publication Critical patent/JPH029881B2/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
    • B21B17/02—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, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—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, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
JP55152682A 1980-10-30 1980-10-30 Pipe piercing mill and its tension controlling method Granted JPS5775209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55152682A JPS5775209A (en) 1980-10-30 1980-10-30 Pipe piercing mill and its tension controlling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55152682A JPS5775209A (en) 1980-10-30 1980-10-30 Pipe piercing mill and its tension controlling method

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP18178889A Division JPH0252108A (ja) 1989-07-14 1989-07-14 マンドレルの取替時期を決定する方法

Publications (2)

Publication Number Publication Date
JPS5775209A JPS5775209A (en) 1982-05-11
JPH029881B2 true JPH029881B2 (en:Method) 1990-03-05

Family

ID=15545803

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55152682A Granted JPS5775209A (en) 1980-10-30 1980-10-30 Pipe piercing mill and its tension controlling method

Country Status (1)

Country Link
JP (1) JPS5775209A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5961507A (ja) * 1982-09-30 1984-04-07 Toshiba Corp マンドレルバ−張力制御方法
JPS5976609A (ja) * 1982-10-22 1984-05-01 Toshiba Corp ピアサ−ミルのマンドレルバ−張力制御方法
JPS6114010A (ja) * 1984-06-29 1986-01-22 Nippon Kokan Kk <Nkk> マンドレルミルの圧延制御方法
JPS61296914A (ja) * 1985-06-24 1986-12-27 Fuji Electric Co Ltd マンドレルパイプ圧延制御装置
CN101972778B (zh) * 2010-09-09 2012-09-26 西北工业大学 一种确定环件径轴向轧制稳定成形域的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5354931U (en:Method) * 1976-10-13 1978-05-11
JPS53149858A (en) * 1977-06-03 1978-12-27 Hitachi Ltd Controlling method for wall thickness of seamless pipe in rolling mill
DE2811801A1 (de) * 1978-03-15 1979-09-20 Mannesmann Ag Verfahren und anlage zum warmwalzen nahtloser rohre

Also Published As

Publication number Publication date
JPS5775209A (en) 1982-05-11

Similar Documents

Publication Publication Date Title
CN101633003B (zh) 周期性变厚度带材轧制过程中厚度的控制方法及控制系统
CN101890434B (zh) 周期变厚度带材轧制速度的控制方法
CN101602068A (zh) 周期性变厚度带材轧制过程中张力的控制方法及控制系统
JPS6226841B2 (en:Method)
CN103203358A (zh) 改善可逆轧机轧制过程中咬入条件的轧制方法
CA1140237A (en) Roller-dies-processing method and apparatus
JPH029881B2 (en:Method)
JPH04722B2 (en:Method)
CN212329266U (zh) 一种高性能难变形金属无缝管材冷轧机组
JPH0242003B2 (en:Method)
JPH0242562B2 (en:Method)
US1957916A (en) Apparatus for and method of producing metal tubes
JPS58196109A (ja) 鋼管の延伸圧延方法
US2147301A (en) Method and apparatus for rolling metal
SU831463A1 (ru) Способ подготовки кромок изделийпРЕиМущЕСТВЕННО ТРуб пОд СВАРКу
JPH0558804B2 (en:Method)
JPS54107855A (en) Method and apparatus for controlling cold rolling mill
JPH0221884B2 (en:Method)
JPH06170417A (ja) マンドレルバー張力制御装置
JPS5853320A (ja) マンドレルミルにおける管状の材料の肉厚制御方法
JPH0116564B2 (en:Method)
JP2591393B2 (ja) 継ぎ目なし厚鋼板の製造装置
RU2551728C2 (ru) Способ холодной периодической прокатки особотонкостенных труб
JPS5961515A (ja) 多ストランド連続圧延機の速度制御装置
SU829224A1 (ru) Способ подготовки заготовки дл пильгернойпРОКАТКи