JPS63174294A - Electromagnetic induction heater - Google Patents
Electromagnetic induction heaterInfo
- Publication number
- JPS63174294A JPS63174294A JP324887A JP324887A JPS63174294A JP S63174294 A JPS63174294 A JP S63174294A JP 324887 A JP324887 A JP 324887A JP 324887 A JP324887 A JP 324887A JP S63174294 A JPS63174294 A JP S63174294A
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic induction
- strip
- magnetic pole
- induction heating
- roll
- 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
Links
- 230000005674 electromagnetic induction Effects 0.000 title claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 2
- 241000723345 Chrysophyllum Species 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- General Induction Heating (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は電磁誘導加熱装置に関し、特に金輿箔板を電磁
誘導加熱するための装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an electromagnetic induction heating device, and particularly to a device for electromagnetic induction heating a metal foil plate.
従来から、金属箔板（以下ストリップという）に対して
垂直方向に磁束を発生させ、この＠東を変化することに
よってストリップにうず電流を誘導して、ストリップを
加熱する電磁誘導加熱装置が知られている。さらに、こ
の電磁誘導加熱装置では、ストリップの幅にあわせて、
磁場配位を調整する必要がある。Conventionally, electromagnetic induction heating devices have been known that heat the strip by generating magnetic flux perpendicularly to a metal foil plate (hereinafter referred to as the strip) and inducing eddy current in the strip by changing the magnetic flux. ing. Furthermore, with this electromagnetic induction heating device, according to the width of the strip,
It is necessary to adjust the magnetic field configuration.
従来、電磁誘導加熱装置では、ストリップは電磁誘導加
熱装置の入側及び出側に設置されたガイドロール間に張
り渡され、電磁誘導加熱装置内を通過して、電磁誘導加
熱される。Conventionally, in an electromagnetic induction heating device, a strip is stretched between guide rolls installed on the inlet and outlet sides of the electromagnetic induction heating device, passes through the electromagnetic induction heating device, and is heated by electromagnetic induction.
ところで、従来の電磁誘導加熱装置の場合。 By the way, in the case of conventional electromagnetic induction heating equipment.
電磁誘導加熱装置自体の寸法及び加熱条件等から、スト
リップは電磁誘導加熱装置内では、いっさい支持案内が
行われていない。従って、ストリップを電磁誘導加熱す
る際、ストリップが電磁石に吸引され、その結果、スト
リップが変形して、均一な加熱ができないばかりでなく
。Due to the dimensions and heating conditions of the electromagnetic induction heating apparatus itself, the strip is not supported or guided at all within the electromagnetic induction heating apparatus. Therefore, when heating the strip by electromagnetic induction, the strip is attracted by the electromagnet, resulting in deformation of the strip and not only uneven heating.
ストリップにキズ等がつき９品質を損ねるという問題点
がある。There is a problem in that the strip gets scratches, etc., which impairs the quality.
さらに、電磁誘導加熱装置が大型である場合。Furthermore, if the electromagnetic induction heating device is large.
電磁誘導加熱装置内でストリップを支持することなしに
、ストリップを所定の間隔で張り渡すことが極めて困難
であるという問題点がある。The problem is that it is extremely difficult to span the strips at predetermined intervals without supporting the strips within the induction heating device.
本発明によれば、断熱絶縁体で成形され、内部に磁性体
を備え、金属薄板を予め定められた方向に支持案内する
ロールと、このロールに対向して配置され、金属薄板の
板幅方向に゛複数の磁極片に分割されて、この磁極片が
ロール方向に可動な磁極体を備える電磁石と、ロールと
電磁石との間に金属薄板の板幅方向に移動可能に配置さ
れたシールド板とを有し、金属薄板の板幅の変化に対応
して、＠極片及びシールド板の位置を調整するようにし
たことを特徴とする電磁誘導加熱装置が得られる。According to the present invention, a roll is formed of a heat insulating material and has a magnetic material inside, and supports and guides a thin metal sheet in a predetermined direction; An electromagnet comprising a magnetic pole body which is divided into a plurality of magnetic pole pieces and the magnetic pole pieces are movable in the roll direction, and a shield plate disposed between the roll and the electromagnet so as to be movable in the width direction of a thin metal plate. An electromagnetic induction heating device is obtained, which is characterized in that the positions of the pole pieces and the shield plate are adjusted in response to changes in the width of the thin metal plate.
〔実施例〕 以下本発明について実施例によって説明する。〔Example〕 The present invention will be explained below with reference to Examples.
第１図（ａ）及び（ｂ）を参照して、支持軸１には円柱
状の鉄芯（積層ケイ素鋼板、あるいはフェライト）２が
支持され、鉄芯２の円周面上にはエアベアリング３を介
してセラミックあるいは高耐熱ゴム等の断熱絶縁体４が
配設されて。Referring to FIGS. 1(a) and (b), a cylindrical iron core (laminated silicon steel plate or ferrite) 2 is supported on a support shaft 1, and an air bearing is mounted on the circumferential surface of the iron core 2. A heat insulating material 4 made of ceramic or high heat resistant rubber is disposed through the material 3.
ガイドロール５が構成され、ガイドロール５にはストリ
ップ（金萬箔）６が支持案内されている。このガイドロ
ール５に対向して電磁石７が配設されておシ、この電磁
石７は継鉄８と、継鉄８の両端に取り付けられた磁極体
９と、継鉄８に巻回された励磁コイル１０とを備えてい
る。A guide roll 5 is constructed, and a strip (golden leaf) 6 is supported and guided on the guide roll 5. An electromagnet 7 is disposed opposite to the guide roll 5, and this electromagnet 7 is connected to a yoke 8, a magnetic pole body 9 attached to both ends of the yoke 8, and an excitation coil wound around the yoke 8. A coil 10 is provided.
磁極体９はストリップ乙の板幅方向に複数の磁極片９ａ
に分割されており、第１ｐ （ｂ）に示すようにガイド
ロール５に対して可動となっている。即ち、各磁板片９
ａはガイドロール方向に可動となっている。磁極体９と
がイドロール５との間にはシールド板１１が配置されて
おり。The magnetic pole body 9 has a plurality of magnetic pole pieces 9a in the width direction of the strip B.
The guide roll 5 is divided into two parts, and is movable relative to the guide roll 5 as shown in 1st p (b). That is, each magnetic plate piece 9
a is movable in the direction of the guide roll. A shield plate 11 is arranged between the magnetic pole body 9 and the idle roll 5.
このシールド板１１は突出する磁極体９の数に対応して
進退できる機構となっている。This shield plate 11 has a mechanism that allows it to move forward and backward in accordance with the number of protruding magnetic pole bodies 9.
ストリップ６を電磁誘導加熱する際、励磁コイル１０に
高周波電流を流し、一対の磁極体９を異磁極が形成され
るように磁化する。ガイドロール５に支持案内されて実
線矢印の方向に進行するストリップ６は電磁石７によっ
て後述のように電磁誘導加熱される。When heating the strip 6 by electromagnetic induction, a high frequency current is passed through the excitation coil 10 to magnetize the pair of magnetic pole bodies 9 so that different magnetic poles are formed. The strip 6, which is supported and guided by the guide rolls 5 and advances in the direction of the solid arrow, is heated by electromagnetic induction by the electromagnet 7 as will be described later.
一方の磁極体（Ｎ極）９からの磁力線はシールド板１１
の窓を通ってストリップ６を垂直に貫通して、ガイドロ
ール５の鉄芯２を通過して。The lines of magnetic force from one magnetic pole body (N pole) 9 are connected to the shield plate 11
vertically through the strip 6 through the window and through the iron core 2 of the guide roll 5.
再びストリップ６を貫通して、他方の磁極体（Ｓ極）９
にはいる高周波磁場が形成され、この高周波磁場によっ
てストリップ６にうず電流が誘導されて、ストリップ６
が加熱される。なお、不要の磁力線はシールド板１１に
よってカットされる。即ち、不要な洩れ磁束がシールド
板１１によって低減される。Penetrate the strip 6 again and insert the other magnetic pole body (S pole) 9
A high frequency magnetic field is formed in the strip 6, and this high frequency magnetic field induces an eddy current in the strip 6.
is heated. Note that unnecessary lines of magnetic force are cut by the shield plate 11. That is, unnecessary leakage magnetic flux is reduced by the shield plate 11.
また、ストリップ乙の板幅の変化に応じて。Also, depending on the change in the strip width.
一様な加熱＠変分布を実現するため、磁極体９及びシー
ルド板１１が調整される。即ち、各磁極片９ａをガイド
ロール方向に移動させて、磁場分布を調整するとともに
、シールド板１１を板幅方向に移動させて、ストリップ
６を貫通する磁束を調整する。In order to realize uniform heating@variable distribution, the magnetic pole body 9 and the shield plate 11 are adjusted. That is, each magnetic pole piece 9a is moved in the guide roll direction to adjust the magnetic field distribution, and the shield plate 11 is moved in the plate width direction to adjust the magnetic flux passing through the strip 6.
以上説明したように２本発明の電磁誘導加熱装置では、
電磁誘導加熱装置内で、ストリップがガイドロールに支
持案内されているから、ストリップに電磁力等が作用し
ても、ストリップに変形が生じることがなく１品質を損
ねることがない。また、磁性体が複数の磁極片に１分割
され、ロール方向に可動としたから、磁場分布を調整す
ることが可能となり、従って、ストリップの板幅が変化
しても、ストリップを均一に加熱することができる。As explained above, in the two electromagnetic induction heating devices of the present invention,
Since the strip is supported and guided by guide rolls in the electromagnetic induction heating device, even if an electromagnetic force or the like acts on the strip, the strip will not be deformed and its quality will not be impaired. In addition, since the magnetic material is divided into multiple pole pieces and movable in the roll direction, it is possible to adjust the magnetic field distribution, so even if the strip width changes, the strip can be heated uniformly. be able to.
【図面の簡単な説明】
第１図（ａ）は本発明による電磁誘導加熱装置の一実施
例を側方から示す図、第１図（ｂ）は本発明による電磁
誘導加熱装置の一実施例を上方から示す図である。
１・・・支持軸、２・・・鉄芯、６・・・エアーベアリ
ング、４・・・断熱絶縁体、５・・・ガイドロール、６
・・・ストリップ、７・・・電磁石、８・・・継鉄、９
・・・磁極体、１０・・・励磁コイル、１１・・・シー
ルド板。
第１図
（ａ） （ｂ）
手続補正書（自発）
昭和７２年２月７２日[BRIEF DESCRIPTION OF THE DRAWINGS] FIG. 1(a) is a side view showing an embodiment of the electromagnetic induction heating device according to the present invention, and FIG. 1(b) is an embodiment of the electromagnetic induction heating device according to the present invention. FIG. 1... Support shaft, 2... Iron core, 6... Air bearing, 4... Heat insulator, 5... Guide roll, 6
...Strip, 7...Electromagnet, 8...Yoke, 9
... Magnetic pole body, 10... Excitation coil, 11... Shield plate. Figure 1 (a) (b) Procedural amendment (voluntary) February 72, 1988
Claims (1)
薄板を予め定められた方向に支持案内するロールと、該
ロールに対向して配置され、前記金属薄板の板幅方向に
複数の磁極片に分割されて、該磁極片が前記ロール方向
に可動な磁極体を備える電磁石と、前記ロールと前記電
磁石との間に前記金属薄板の板幅方向に移動可能に配置
されたシールド板とを有し、前記金属薄板の板幅の変化
に対応して、前記磁極片及びシールド板の位置を調整す
るようにしたことを特徴とする電磁誘導加熱装置。1. A roll made of a heat insulating material and equipped with a magnetic material inside to support and guide the thin metal sheet in a predetermined direction; an electromagnet including a magnetic pole body that is divided into magnetic pole pieces and whose magnetic pole pieces are movable in the roll direction; and a shield plate disposed between the roll and the electromagnet so as to be movable in the width direction of the metal thin plate. An electromagnetic induction heating device characterized in that the positions of the magnetic pole pieces and the shield plate are adjusted in response to changes in the width of the thin metal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP324887A JPH07111901B2 (en) | 1987-01-12 | 1987-01-12 | Electromagnetic induction heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP324887A JPH07111901B2 (en) | 1987-01-12 | 1987-01-12 | Electromagnetic induction heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63174294A true JPS63174294A (en) | 1988-07-18 |
| JPH07111901B2 JPH07111901B2 (en) | 1995-11-29 |
Family
ID=11552158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP324887A Expired - Lifetime JPH07111901B2 (en) | 1987-01-12 | 1987-01-12 | Electromagnetic induction heating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07111901B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0211191A (en) * | 1988-06-29 | 1990-01-16 | Toshitaka Ofusa | Scissors |
| CN116351668A (en) * | 2023-03-06 | 2023-06-30 | 四川嘉拓智能设备有限公司 | Heating unit and oven |
-
1987
- 1987-01-12 JP JP324887A patent/JPH07111901B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0211191A (en) * | 1988-06-29 | 1990-01-16 | Toshitaka Ofusa | Scissors |
| CN116351668A (en) * | 2023-03-06 | 2023-06-30 | 四川嘉拓智能设备有限公司 | Heating unit and oven |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07111901B2 (en) | 1995-11-29 |
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