JPS6286121A - Device for straining steel plate - Google Patents

Device for straining steel plate

Info

Publication number
JPS6286121A
JPS6286121A JP60226700A JP22670085A JPS6286121A JP S6286121 A JPS6286121 A JP S6286121A JP 60226700 A JP60226700 A JP 60226700A JP 22670085 A JP22670085 A JP 22670085A JP S6286121 A JPS6286121 A JP S6286121A
Authority
JP
Japan
Prior art keywords
steel plate
roll
backup rolls
straining
press
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
JP60226700A
Other languages
Japanese (ja)
Other versions
JPH0448847B2 (en
Inventor
Eiji Sasaki
英二 佐々木
Takashi Kobayashi
尚 小林
Katsuro Kuroki
黒木　克郎
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.)
Nippon Steel Corp
Original Assignee
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP60226700A priority Critical patent/JPS6286121A/en
Priority to DE8686303197T priority patent/DE3675325D1/en
Priority to EP86303197A priority patent/EP0219181B1/en
Priority to US06/857,649 priority patent/US4742706A/en
Priority to CA000508026A priority patent/CA1257989A/en
Publication of JPS6286121A publication Critical patent/JPS6286121A/en
Publication of JPH0448847B2 publication Critical patent/JPH0448847B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localized treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/227—Surface roughening or texturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/14—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories having counter-pressure devices acting on rolls to inhibit deflection of same under load; Back-up rolls
    • B21B13/147—Cluster mills, e.g. Sendzimir mills, Rohn mills, i.e. each work roll being supported by two rolls only arranged symmetrically with respect to the plane passing through the working rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/005—Rolls with a roughened or textured surface; Methods for making same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

PURPOSE:To uniformly strain a steel plate even if the steel plate travels zigzag by providing selector valves for selection to a flow passage for connecting liquid pressure cylinders successively provided to respective backup rolls and a liquid supply source and selecting the backup rolls to press the steel plate according to the traveling width and position thereof. CONSTITUTION:A press roll 4 is provided to face a straining roll 3 formed with projecting parts 2 on the peripheral surface. Plural sets of the backup rolls 5 of which one set consists of plural sets are arrayed and provided at prescribed intervals in the longitudinal direction of the press roll 4. Respective sets of the backup rolls are successively provided via bearings 5A to the liquid pressure cylinders 6 and the respective cylinders are successively provided via the selector valves 7 for selection to the fluid supply source 10 so that the backup rolls 5 to press are made selectable.

Description

【発明の詳細な説明】 （産業上の利用分！７） 本発明は鋼板特に方向性電磁鋼板の表面に所要とによっ
て低鉄損電磁鋼板を製造する鋼板への与歪装置に関する
。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application! 7) The present invention relates to an apparatus for applying strain to a steel plate, particularly for producing a low core loss electrical steel plate by applying a strain to the surface of a grain-oriented electrical steel plate as required.

（従来の技術） 電磁鋼板（以下鋼板と称する）の鉄損を下げるための一
つとして鋼板の表面に微小歪を入れることが知られてい
る。これを達成するため特に均一な歪を付与する手段と
して、出願人は特願昭５９−２２Ｅｉ６４９号にて次の
ような装置を提案している。即ち、周面上に螺旋状の突
起部を形成した与歪ロールに押えロールを相対して設け
、押えロールの長手方向へ複数のバックアップロールを
設けてバックアップロールを接近抑圧自在に構成させて
、被処理鋼板を与歪ロールと押えロール間に通板せしめ
るようにした鋼板の与歪装置が提案されている。(Prior Art) It is known that one way to reduce the iron loss of an electromagnetic steel sheet (hereinafter referred to as a steel sheet) is to introduce micro-strain into the surface of the steel sheet. In order to achieve this, the applicant proposed the following device in Japanese Patent Application No. 59-22Ei649 as a means for imparting particularly uniform strain. That is, a presser roll is provided opposite to a straining roll having a spiral protrusion formed on the circumferential surface, and a plurality of backup rolls are provided in the longitudinal direction of the presser roll so that the backup rolls can be freely approached and suppressed. A steel plate straining device has been proposed in which a steel plate to be treated is passed between a straining roll and a presser roll.

（発明が解決しようとする問題点） 提案されている装置は優れた機能を有しているが、従来
の装置は鋼板ｌ］の変化あるいは通板の蛇行時の均一圧
下において若干の問題があった。(Problems to be solved by the invention) Although the proposed device has excellent functions, the conventional device has some problems in uniform reduction during changes in the steel sheet or meandering of the sheet. Ta.

（問題点を解決するための手段） ４−愈１ｆｆｌ　Ｉ斗　ゴ、折廚１１＾亦ｍ　Ｖ：　１
Ｋ　１−虻う苓１輻［ヂＬ島率的に均一な歪を連続的に
Ｔえる装置を提供する。即ち、本発明は周面に突起部を
形成した与歪ロールに押えロールを相対して設け、該押
えロール４の長手方向へ所定の間隔をおいて複数個を一
組としたバックアップロール５を複数組列設すると共に
、該バックアップロールの各組を、軸受５Ａを介してそ
れぞれ流体圧シリンダ６に連設し、該シリンダのそれぞ
れを選択用切換弁７を介して流体供給源ｌＯに連設し、
抑圧を必要とするバックアンプロールを選択できるよう
に構成した装置である。(Means for solving problems) 4-愈1ffl Ito Go, folding 11＾亦m V: 1
K 1 - Provides a device that can continuously generate uniform strain. That is, in the present invention, a presser roll is provided opposite to a straining roll having protrusions formed on the circumferential surface, and a plurality of backup rolls 5 are made up of a set of a plurality of presser rolls at predetermined intervals in the longitudinal direction of the presser roll 4. A plurality of sets of backup rolls are arranged in a row, and each set of the backup rolls is connected to a fluid pressure cylinder 6 via a bearing 5A, and each of the cylinders is connected to a fluid supply source IO via a selection switching valve 7. death,
This device is configured to be able to select back-amp rolls that require suppression.

（作用） 本発明は、各バックアップロールに連設した流体圧シリ
ンダと流体供給源とを連結する流路途中に選択用切換弁
を配設しており、流体圧シリンダ機構と選択用切換弁と
の組合わせによって、通板板巾および通板位置に対応し
て押圧するバックアップロールを選択できるようにして
効率的でかつ均一な微小歪が得られる。(Function) In the present invention, a selection switching valve is disposed in the middle of the flow path connecting the fluid pressure cylinder connected to each backup roll and the fluid supply source, and the selection switching valve is connected to the fluid pressure cylinder mechanism and the selection switching valve. By this combination, it is possible to select the backup roll to be pressed in accordance with the strip width and the strip passing position, thereby obtaining efficient and uniform micro-distortion.

（実施例） 第１図は本発明の側面図、第２図は第１図のＹ　−Ｙ’
力方向断面図であり、図によって本発明の一実施例を説
明する。与歪ロール３は、棒状体の周面に螺旋状の突起
部２を形成し回転自在に配設され、該与歪ロール３の下
方に押えロール４を相対設する。押えロール４の長手方
向へ所定の間隔をおいて複数個（例えば２個を第２図の
如く配置）を−組としたバックアップロール５を複数個
差べて配設する。複数個を一組としたバックアップロー
ル５の各組を、それぞれ軸受５＾を介して流体圧シリン
ダ６に連設するとともに、流体圧シリンダ６のそれぞれ
を流体の流れを選択する選択用切換弁７を介して流体供
給源１０に連設する。(Example) Figure 1 is a side view of the present invention, Figure 2 is Y-Y' of Figure 1.
1 is a sectional view in the force direction, and one embodiment of the present invention will be explained with reference to the drawing. The straining roll 3 has a spiral protrusion 2 formed on the circumferential surface of a rod-like body and is rotatably disposed, and a presser roll 4 is provided below the straining roll 3 oppositely. A plurality of backup rolls 5 are arranged at predetermined intervals in the longitudinal direction of the presser rolls 4 (for example, two sets are arranged as shown in FIG. 2). Each set of backup rolls 5 is connected to a fluid pressure cylinder 6 via a bearing 5^, and a selection switching valve 7 is provided for selecting a fluid flow for each of the fluid pressure cylinders 6. It is connected to the fluid supply source 10 via.

而して本発明においては押えロール４長手方向へ複数配
列したバックアップロール５で氏上するが、−組のバッ
クアップロール５の氏上には１個の流体圧シリンダ６お
よび選択用切換弁７が使用され、同−流体即ち液圧また
は空気供給源ｌＯからの同一圧力によりそれぞれ同一の
部上刃で押えロール４を氏上することができる。なお圧
力源は所要のグー歪力を得るに必要な所要圧力に調整で
き、鋼板８は与歪ロール３と押えロール４間に通板する
。そして通板中の鋼板８の蛇行位置に応じ、該鋼板８が
存在する位置のバラクアップロールに対応する選択用切
換弁７のみ選択的に励磁することによって、鋼板８の下
方に存在するバックアップロール５のみが氏上され押上
ロール４を介して鋼板８の蛇行に関係なく均一な微小歪
を付与することができる。In the present invention, the presser roll 4 is lifted by a plurality of backup rolls 5 arranged in the longitudinal direction, but one fluid pressure cylinder 6 and a selection switching valve 7 are installed above the - set of backup rolls 5. The presser roll 4 can be raised with the same upper blade by the same pressure from the same fluid, i.e., hydraulic or air supply lO. Note that the pressure source can be adjusted to the required pressure necessary to obtain the required goo strain force, and the steel plate 8 is passed between the strain applying roll 3 and the presser roll 4. Then, depending on the meandering position of the steel plate 8 during threading, only the selection switching valve 7 corresponding to the barrack-up roll at the position where the steel plate 8 is present is selectively energized. Only the steel plate 5 is pressed up and a uniform micro-strain can be imparted to the steel plate 8 via the push-up roll 4 regardless of the meandering of the steel plate 8.

なお１本発明で組み合わせ可能な与歪ロールとして、棒
状体ｌの表面に任意の形状材質の突起物を構成できるこ
とは言うまでもない。It goes without saying that as a straining roll that can be combined in the present invention, protrusions of any shape and material can be formed on the surface of the rod-like body l.

（発明の効果） 以上のように本発明によって極めて簡単な機構で鋼板巾
の変化９通板位置の蛇行にかかわらず効率的な微小歪が
均一に得られる等、天川−ヒ顕著な効果を有するもので
ある。(Effects of the Invention) As described above, the present invention has remarkable effects such as uniformly obtaining efficient minute strain regardless of changes in steel sheet width and meandering of the sheet passing position with an extremely simple mechanism. It is something.

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本発明の実施例装置を示す側面図、第１・・・
棒状体、２・・・突起部、３・・・与歪ロール。 ４・・・押えロール、５・・・バックアップロール、６
・・・圧下用シリンダー、７・・・切換弁、８・・・鋼
板、１０・・・流体供給源。FIG. 1 is a side view showing an embodiment of the present invention, and the first...
Rod-shaped body, 2... Protrusion, 3... Straining roll. 4... Presser roll, 5... Backup roll, 6
. . . Reduction cylinder, 7. Switching valve, 8. Steel plate, 10. Fluid supply source.

Claims (1)

【特許請求の範囲】[Claims] 　鋼板の表面に所定間隔の微小な線状の変形領域を連続
して与えるようにした与歪装置において、周面上に突起
部２を形成した与歪ロール３に押えロール４を相対して
設け、該押えロール４の長手方向へ所定の間隔をおいて
複数個を一組としたバックアップロール５を複数組列設
すると共に、該バックアップロールの各組を軸受５Ａを
介してそれぞれ流体圧シリンダ６に連設し、該シリンダ
のそれぞれを選択用切換弁７を介して流体供給源１０に
連設し、押圧するバックアップロールを選択可能に構成
してなることを特徴とする鋼板への与歪装置。In a straining device that continuously applies minute linear deformation areas at predetermined intervals on the surface of a steel plate, a presser roll 4 is provided opposite to a straining roll 3 having protrusions 2 formed on its circumferential surface. A plurality of sets of backup rolls 5 are arranged in a row at predetermined intervals in the longitudinal direction of the presser roll 4, and each set of backup rolls is connected to a fluid pressure cylinder 6 via a bearing 5A. A device for imparting strain to a steel plate, characterized in that each of the cylinders is connected to a fluid supply source 10 via a selection switching valve 7, and a back-up roll for pressing can be selected. .
JP60226700A 1985-10-14 1985-10-14 Device for straining steel plate Granted JPS6286121A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP60226700A JPS6286121A (en) 1985-10-14 1985-10-14 Device for straining steel plate
DE8686303197T DE3675325D1 (en) 1985-10-14 1986-04-28 COLD-FASTENING DEVICE.
EP86303197A EP0219181B1 (en) 1985-10-14 1986-04-28 Strain imparting device
US06/857,649 US4742706A (en) 1985-10-14 1986-04-29 Strain imparting device
CA000508026A CA1257989A (en) 1985-10-14 1986-04-30 Strain imparting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60226700A JPS6286121A (en) 1985-10-14 1985-10-14 Device for straining steel plate

Publications (2)

Publication Number Publication Date
JPS6286121A true JPS6286121A (en) 1987-04-20
JPH0448847B2 JPH0448847B2 (en) 1992-08-07

Family

ID=16849274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60226700A Granted JPS6286121A (en) 1985-10-14 1985-10-14 Device for straining steel plate

Country Status (1)

Country Link
JP (1) JPS6286121A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62282709A (en) * 1986-05-30 1987-12-08 Mitsubishi Heavy Ind Ltd Rolling method
WO2021020026A1 (en) 2019-07-31 2021-02-04 Ｊｆｅスチール株式会社 Grain-oriented electrical steel sheet
WO2021020027A1 (en) 2019-07-31 2021-02-04 Ｊｆｅスチール株式会社 Method for forming linear groove, and method for forming grain-oriented electrical steel sheet
WO2021250953A1 (en) 2020-06-09 2021-12-16 Ｊｆｅスチール株式会社 Grain-oriented electromagnetic steel sheet

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5471028A (en) * 1977-11-18 1979-06-07 Kawasaki Steel Co Production of one directional silicon steel band with low iron loss

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5471028A (en) * 1977-11-18 1979-06-07 Kawasaki Steel Co Production of one directional silicon steel band with low iron loss

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62282709A (en) * 1986-05-30 1987-12-08 Mitsubishi Heavy Ind Ltd Rolling method
WO2021020026A1 (en) 2019-07-31 2021-02-04 Ｊｆｅスチール株式会社 Grain-oriented electrical steel sheet
WO2021020027A1 (en) 2019-07-31 2021-02-04 Ｊｆｅスチール株式会社 Method for forming linear groove, and method for forming grain-oriented electrical steel sheet
KR20220028074A (en) 2019-07-31 2022-03-08 제이에프이 스틸 가부시키가이샤 A method for forming a linear groove and a method for manufacturing a grain-oriented electrical steel sheet
KR20220029692A (en) 2019-07-31 2022-03-08 제이에프이 스틸 가부시키가이샤 grain-oriented electrical steel sheet
WO2021250953A1 (en) 2020-06-09 2021-12-16 Ｊｆｅスチール株式会社 Grain-oriented electromagnetic steel sheet
KR20220152580A (en) 2020-06-09 2022-11-16 제이에프이 스틸 가부시키가이샤 grain oriented electrical grater
US11990261B2 (en) 2020-06-09 2024-05-21 Jfe Steel Corporation Grain-oriented electrical steel sheet

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Publication number Publication date
JPH0448847B2 (en) 1992-08-07

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