JPS5775209A - Pipe piercing mill and its tension controlling method - Google Patents

Pipe piercing mill and its tension controlling method

Info

Publication number
JPS5775209A
JPS5775209A JP55152682A JP15268280A JPS5775209A JP S5775209 A JPS5775209 A JP S5775209A JP 55152682 A JP55152682 A JP 55152682A JP 15268280 A JP15268280 A JP 15268280A JP S5775209 A JPS5775209 A JP S5775209A
Authority
JP
Japan
Prior art keywords
rolling
mandrel
pipe
tension
rolls
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.)
Granted
Application number
JP55152682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH029881B2 (enrdf_load_stackoverflow
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
Toshiba Corp
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
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 true JPS5775209A (en) 1982-05-11
JPH029881B2 JPH029881B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Cited By (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
CN101972778A (zh) * 2010-09-09 2011-02-16 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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5354931U (enrdf_load_stackoverflow) * 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
JPS54126654A (en) * 1978-03-15 1979-10-02 Mitsubishi Heavy Ind Ltd Method and apparatus for hot rolling of seamless pipe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5354931U (enrdf_load_stackoverflow) * 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
JPS54126654A (en) * 1978-03-15 1979-10-02 Mitsubishi Heavy Ind Ltd Method and apparatus for hot rolling of seamless pipe

Cited By (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
CN101972778A (zh) * 2010-09-09 2011-02-16 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

Also Published As

Publication number Publication date
JPH029881B2 (enrdf_load_stackoverflow) 1990-03-05

Similar Documents

Publication Publication Date Title
JPS5775209A (en) Pipe piercing mill and its tension controlling method
CN103934283B (zh) 防止轧制扁锭的两端形成开裂口的轧制方法
JPS62289306A (ja) 連続タンデム圧延機の走間ロール交換制御方法
JPS56165507A (en) Controlling method for roll mill
JPS5722809A (en) Method for controlling rolling of pipe
JPS56151111A (en) Method and apparatus for controlling sheet camber in differential speed rolling work
JPH07284802A (ja) 異形条の製造方法および製造装置
JPS5420942A (en) Controlling method for tension in tandem rolling mill
JPS5976609A (ja) ピアサ−ミルのマンドレルバ−張力制御方法
JPS5747517A (en) Method and apparatus for controlling rolling speed of mandrel mill
JPS54133455A (en) Method and apparatus for rolling
JPS5588910A (en) Controlling method for rolling work for pipe
JPS55103213A (en) Plate thickness compensation control unit in multi-stage rolling mill
JPS5497562A (en) Control of shape in rolling mill
JPS55120424A (en) Preventing method for scratch flaw in feed reel of temper rolling mill
JPS55165209A (en) Controlling method for tension
JPS57134204A (en) Method and device for controlling wall thickness of pipe end in drawing process of pipe
JPS5775206A (en) Rolling method with rolls having different diameters
JPS5564918A (en) Method and apparatus for automatic thickness control
JPS57134203A (en) Method for controlling rotational frequency of roll for mandrel mill
JPS5744413A (en) Controlling method for rolling work by reeling mill
JPS5717315A (en) Method and device for flying thickness change in tandem rolling mill
JPS58173010A (ja) 鋼管絞り圧延機における肉厚制御方法
JPS56114508A (en) Controlling method for rolling mill
JPS5762810A (en) Controlling method for breadth in rolling process