JPS52114880A - Looper controlling method and appratus - Google Patents

Looper controlling method and appratus

Info

Publication number
JPS52114880A
JPS52114880A JP3112676A JP3112676A JPS52114880A JP S52114880 A JPS52114880 A JP S52114880A JP 3112676 A JP3112676 A JP 3112676A JP 3112676 A JP3112676 A JP 3112676A JP S52114880 A JPS52114880 A JP S52114880A
Authority
JP
Japan
Prior art keywords
appratus
looper
controlling method
signal
controlling
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
JP3112676A
Other languages
Japanese (ja)
Other versions
JPS5614045B2 (en
Inventor
Isao Imai
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.)
IHI Corp
Original Assignee
IHI 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 IHI Corp filed Critical IHI Corp
Priority to JP3112676A priority Critical patent/JPS52114880A/en
Publication of JPS52114880A publication Critical patent/JPS52114880A/en
Publication of JPS5614045B2 publication Critical patent/JPS5614045B2/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
    • B21B37/48—Tension control; Compression control
    • B21B37/50—Tension control; Compression control by looper control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Control Of Metal Rolling (AREA)

Abstract

PURPOSE:To be capable of making the tension detect in a prompt replay by subtracting, operating and controlling the signal of tension detector as a feedback signal from a set signal.
JP3112676A 1976-03-22 1976-03-22 Looper controlling method and appratus Granted JPS52114880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3112676A JPS52114880A (en) 1976-03-22 1976-03-22 Looper controlling method and appratus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3112676A JPS52114880A (en) 1976-03-22 1976-03-22 Looper controlling method and appratus

Publications (2)

Publication Number Publication Date
JPS52114880A true JPS52114880A (en) 1977-09-27
JPS5614045B2 JPS5614045B2 (en) 1981-04-02

Family

ID=12322719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3112676A Granted JPS52114880A (en) 1976-03-22 1976-03-22 Looper controlling method and appratus

Country Status (1)

Country Link
JP (1) JPS52114880A (en)

Also Published As

Publication number Publication date
JPS5614045B2 (en) 1981-04-02

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