JPS6120309A - Annealing equipment of wound core in magnetic field - Google Patents
Annealing equipment of wound core in magnetic fieldInfo
- Publication number
- JPS6120309A JPS6120309A JP14207784A JP14207784A JPS6120309A JP S6120309 A JPS6120309 A JP S6120309A JP 14207784 A JP14207784 A JP 14207784A JP 14207784 A JP14207784 A JP 14207784A JP S6120309 A JPS6120309 A JP S6120309A
- Authority
- JP
- Japan
- Prior art keywords
- excitation
- furnace
- wound core
- magnetic field
- annealing
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/04—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering with simultaneous application of supersonic waves, magnetic or electric fields
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は変圧器の如き誘導電気機器に用いる、非晶質合
金製巻鉄心の磁界中焼鈍を行なうのに好適な連続焼鈍装
置に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a continuous annealing device suitable for annealing amorphous alloy wound core in a magnetic field for use in induction electrical equipment such as transformers. be.
［従来の技術］
最近、磁性材料として非晶質合金が注目されており、こ
の非晶質合金の変圧器鉄心への活用が検討されている。[Prior Art] Recently, amorphous alloys have been attracting attention as magnetic materials, and the use of these amorphous alloys in transformer cores is being considered.
鉄心に用いる非晶質合金は鉄損が極めて少ない利点を有
するが、その焼鈍は４００℃付近の温度下の不活性ガス
中で磁界を与えて行なわなければならない。従来、巻鉄
心の磁界中焼鈍を行なう場合には、複数個の巻鉄心のそ
れぞれに励磁用コイルを巻回した後、該巻鉄心を励磁用
コイルとともに焼鈍炉内に搬入し、炉内を真空引きした
後、該炉内に不活性ガスを充填して所定の温度で焼鈍を
行なっていた。The amorphous alloy used for the iron core has the advantage of extremely low iron loss, but its annealing must be performed in an inert gas at a temperature of around 400° C. while applying a magnetic field. Conventionally, when annealing a wound core in a magnetic field, an excitation coil is wound around each of a plurality of wound cores, and then the wound core is carried into an annealing furnace together with the excitation coil, and the inside of the furnace is evacuated. After the furnace was evacuated, an inert gas was filled in the furnace and annealing was performed at a predetermined temperature.
［発明が解決しようとする問題点］
しとを行なわなければならなかったため、作業が著しく
面倒で作業能率が悪く、量産性が劣るという問題があっ
た。[Problems to be Solved by the Invention] Since the process had to be carried out, there were problems in that the work was extremely troublesome, the work efficiency was low, and the mass productivity was poor.
本発明の目的は、巻鉄心に磁界形成用の巻鉄心を巻回す
る手間を省いて巻鉄心の磁界中焼鈍を能率良く行ない得
るようにした巻鉄心の連続焼鈍装置を提供することにあ
る。SUMMARY OF THE INVENTION An object of the present invention is to provide a continuous annealing device for a wound core, which eliminates the trouble of winding a wound core for forming a magnetic field around the wound core and efficiently annealing the wound core in a magnetic field.
［問題点を解決するための手段］
本発明の巻鉄心磁界中焼鈍装置は、上記の問題を解決す
るため、焼鈍炉と、前記焼鈍炉内に咳炉の長子方向に沿
って間隔をあけて配置された複数のトレーを備えて各ト
レー上に焼鈍すべき巻鉄心を保持して各巻鉄心を炉の長
手方向に搬送する搬送装置と、前記搬送装置の両側に進
退可能に設けられた第１及び第２の励磁用可動電極と、
前記各トレーに保持された巻鉄心の窓部を貫通ずるよう
に設けられて該トレーに支持され前記第１及び第２の励
磁用可動電極が前進したときに両励磁用可動電極に接触
する励磁用導体と、前記第１及び第２の励磁用可動電極
を通して前記励磁用導体に通電する励磁用電源とを具備
している。[Means for Solving the Problems] In order to solve the above-mentioned problems, the wound core magnetic field annealing apparatus of the present invention includes an annealing furnace, and an annealing furnace that is provided with an interval along the longitudinal direction of the cough furnace. a conveying device comprising a plurality of trays arranged to hold the wound core to be annealed on each tray and conveying each wound core in the longitudinal direction of the furnace; and a second excitation movable electrode,
Excitation that is provided so as to pass through the window of the wound core held in each of the trays, is supported by the tray, and comes into contact with both movable excitation electrodes when the first and second movable excitation electrodes move forward. and an excitation power source that supplies current to the excitation conductor through the first and second excitation movable electrodes.
［発明の作用］
上記の装置により磁界中焼鈍を行なうに当っては、搬送
装置により巻鉄心を間欠的に搬送し、巻鉄心が停止して
いる間に第１及び第２の励磁用可動電極を前進させて励
磁用導体に接触させる。この状態で励磁用電源より第１
及び第２の励磁用可動電極を通して励磁用導体に通電し
、巻鉄心に磁界を与える。[Operation of the invention] When performing magnetic field annealing using the above-mentioned apparatus, the wound core is intermittently conveyed by the conveying device, and while the wound iron core is stopped, the first and second excitation movable electrodes are advance to make contact with the excitation conductor. In this state, the first
The excitation conductor is energized through the second movable excitation electrode to apply a magnetic field to the wound core.
このように、本発明の装置によれば、各巻鉄心に励磁コ
イルを巻回しないで焼鈍炉内で磁界を与えることができ
るので、面倒な作業を省いて巻鉄心の磁界中焼鈍を能率
良く行なうことができる。As described above, according to the apparatus of the present invention, it is possible to apply a magnetic field in the annealing furnace without winding an excitation coil around each core, thereby eliminating troublesome work and efficiently annealing the core in a magnetic field. be able to.
し実施例〕
以下本発明に係る連続焼鈍設備の実施例を図面に基いて
詳細に説明する。Embodiments] Hereinafter, embodiments of continuous annealing equipment according to the present invention will be described in detail based on the drawings.
図面は本発明に係る連続焼鈍装置の水平断面であって、
１は前室２と加熱室３と後室４とを連続させた焼鈍炉で
ある。焼鈍炉１の各室２．３．４の境界部と前室２の搬
入口２ａ及び後室４の搬出口４ａにはそれぞれ開閉自在
な仕切扉５が設けられ、これらの仕切扉５は搬入口２ａ
及び搬出口４ａを気密に閉じ得るように設けられている
。また焼鈍炉１内の下部には搬入口２ａの前方から搬出
口４ａの後方まで延出している例えばローラチェインコ
ンベヤ６が２列、焼鈍炉１の幅方向に間隔をあけて平行
に設けられている。加熱室３内には不活性ガスを供給す
る図示しないガス供給管が設けられており、また加熱室
３内を約３５０〜４００℃の焼鈍温度に昇温させるだめ
の図示しないヒータ等の加熱手段が設けられている。そ
して前記ローラチェインコンベヤ６上には、複数の１ヘ
レー７が炉の長手方向に間隔をあけて配置され、［１−
ラチェインコンベヤ６及びトレー７により巻鉄心の搬送
装置が構成されている。各トレー７上には巻回軸を横向
ぎにして（巻回軸を炉の長子方向と直交させて）巻鉄心
８が載置され、各巻鉄心８は図示しない支持具により１
〜レーアに対して支持されている。上記搬送装置の両側
には第１及び第２の励磁用可動電極９ａ及び９ｂが進退
操作可能に設けられている。第１の励磁用可動電極９ａ
は焼鈍炉１の長子方向に等しい間隔をあけて複数個配設
されていて炉の加熱室の側壁１ａを摺動自在且つ気密に
貫通して設【プられている。第２の励磁用可動電極９ｂ
は第１の励磁用可動電極り、ａ、９ｃｌ。The drawing is a horizontal cross section of a continuous annealing device according to the present invention,
1 is an annealing furnace in which a front chamber 2, a heating chamber 3, and a rear chamber 4 are connected. Partition doors 5 that can be opened and closed are provided at the boundary between each chamber 2.3.4 of the annealing furnace 1, the entrance 2a of the front chamber 2, and the exit 4a of the rear chamber 4, respectively. Mouth 2a
and is provided so that the outlet 4a can be closed airtight. Further, in the lower part of the annealing furnace 1, for example, two rows of roller chain conveyors 6 are provided in parallel with an interval in the width direction of the annealing furnace 1, extending from the front of the loading port 2a to the rear of the loading port 4a. There is. A gas supply pipe (not shown) for supplying an inert gas is provided in the heating chamber 3, and heating means such as a heater (not shown) is provided to raise the temperature in the heating chamber 3 to an annealing temperature of about 350 to 400°C. is provided. Then, on the roller chain conveyor 6, a plurality of 1 helays 7 are arranged at intervals in the longitudinal direction of the furnace.
The ratchet conveyor 6 and the tray 7 constitute a winding core conveying device. A wound core 8 is placed on each tray 7 with the winding axis oriented horizontally (with the winding axis perpendicular to the longitudinal direction of the furnace), and each wound core 8 is supported by a support (not shown).
~ Supported against Rhea. First and second excitation movable electrodes 9a and 9b are provided on both sides of the transport device so as to be movable forward and backward. First excitation movable electrode 9a
A plurality of these are arranged at equal intervals in the longitudinal direction of the annealing furnace 1, and are slidably and airtightly penetrated through the side wall 1a of the heating chamber of the furnace. Second excitation movable electrode 9b
is the first excitation movable electrode, a, 9cl.
・・・と同数設けられて該第１の励磁用可動電極９ａ。The same number of first excitation movable electrodes 9a are provided.
９ａ、・・・と１対１で対向するように配列され、炉１
の加熱室の側壁１ｂを摺動自在且つ気密に貫通して設け
られている。複数本の第１の励磁用可動電極９ａ、９ａ
、・・・は絶縁物の連結部０１０で共通に連結され、該
連結部材１０が油圧又は空気圧のシリンダ１１に連結さ
れて第１の励磁用電極９ａ、ｇａ、・・・が一括して搬
送装置に近づく前進位置と搬送装置から１間する後退位
置との間を進退駆動されるようになっている。また複数
本の第２の励磁用可動電極９ｂ、９ｂ、・・・も同様に
絶縁物の連結部材１０で共通に連結されてシリンダ１２
に接続され、該シリンダにより一括して搬送装置に近づ
く前進位置と搬送装置から離間する後退位置との間を進
退駆動されるようになっている。Furnace 1
The heating chamber is slidably and airtightly penetrated through the side wall 1b of the heating chamber. A plurality of first excitation movable electrodes 9a, 9a
, . . . are connected in common by an insulator connecting portion 010, and the connecting member 10 is connected to a hydraulic or pneumatic cylinder 11 to transport the first excitation electrodes 9a, ga, . It is designed to be driven back and forth between a forward position approaching the device and a retreat position one space away from the conveying device. Further, the plurality of second excitation movable electrodes 9b, 9b, .
is connected to the cylinder, and is driven forward and backward by the cylinder between a forward position in which it approaches the conveying device and a retreated position in which it moves away from the conveying device.
１３は励磁用導体９ａ、９ｂに通電するための直流或い
は交流の励磁用電源、１４は開閉器である。４本の第１
の励磁用可動電極９ａ、９ａ、・・・のうら、炉の前室
２に近い側で相隣接している２本の励磁用可動電極９ａ
、９ａ間がリード線ｐ１により接続され、後室４に近い
側で相隣接する励磁用可動電極９ａ、９ａがリード線β
２により接続されている。また第２の励磁用電極９ｂ、
９ｂ。13 is a DC or AC excitation power source for supplying current to the excitation conductors 9a and 9b, and 14 is a switch. 1st of 4
Behind the excitation movable electrodes 9a, 9a, . . . , two excitation movable electrodes 9a are adjacent to each other on the side closer to the front chamber 2 of the furnace.
, 9a are connected by a lead wire p1, and the excitation movable electrodes 9a, 9a adjacent to each other on the side closer to the rear chamber 4 are connected by a lead wire β.
2. Also, a second excitation electrode 9b,
9b.
・・・のうち、内側で相隣接している励磁用電極９ｂ。..., the excitation electrodes 9b are adjacent to each other on the inside.
９ｂ間がリード線ｐ３で接続され、炉１の加熱了の一端
寄りの励磁用可動電極９ｂがリード線℃４により励磁用
電源１３の一方の出力端子に接続されている。また炉の
加熱室の他端寄りに配置された励磁用可動電極９ｂはリ
ード線ρ５により開閉器１４の一端に接続され、開閉器
１４の他端はリード線β６により励磁用電源１３の他方
の出力端子に接続されている。9b are connected by a lead wire p3, and the excitation movable electrode 9b near one end of the heating end of the furnace 1 is connected to one output terminal of the excitation power source 13 by a lead wire C4. Furthermore, the excitation movable electrode 9b arranged near the other end of the heating chamber of the furnace is connected to one end of the switch 14 by a lead wire ρ5, and the other end of the switch 14 is connected to the other end of the excitation power source 13 by a lead wire β6. connected to the output terminal.
前記搬送装置の各トレー７上に配置された各巻鉄心８の
鉄心窓部を貫通させて励磁用導体１５が配置され、この
励磁用導体１５は焼、鈍炉１の長手方向と直交するよう
に、且つ巻鉄心８からの突出寸法が等しくなるように位
置決めされた状態でトレー７に電気的に絶縁して支持さ
れている。An excitation conductor 15 is disposed so as to penetrate through the core window of each winding core 8 disposed on each tray 7 of the conveying device, and this excitation conductor 15 is perpendicular to the longitudinal direction of the baking and blunting furnace 1. , and are electrically insulated and supported by the tray 7 in a state where they are positioned so that their protruding dimensions from the wound core 8 are equal.
そして、各トレー７は第１及び第２の励磁用可ＩＪＪ電
極９ａ、９ａ、・・・及び９ ｂ、 ９ ｂ、 ・・・
の間隔に相応した所定間隔を保ってＯ−ラチェインコン
ベヤ６で間欠的に搬送されるようになっており、励磁用
導体１５の両端部が第１及び第２の励磁用可動電極９ａ
及び９ｂと対応した位置でＯ−ラチェインコンベヤ６の
駆動を所定時間停止させてトレー７の搬送を一時的に停
止させるようになっている。Each tray 7 has first and second excitation-enabled IJJ electrodes 9a, 9a, . . . and 9b, 9b, .
The excitation conductor 15 is intermittently conveyed at a predetermined interval corresponding to the interval between the excitation conductor 15 and the excitation movable electrode 9a.
The drive of the O-ratchet conveyor 6 is stopped for a predetermined period of time at the positions corresponding to 9b and 9b, and the conveyance of the tray 7 is temporarily stopped.
またトレー７の搬送が停止されたときにシリンダ１１及
び１２により各第１及び第２の励磁用可動電極９ａ及び
９ｂが前進位置まで駆動され、この状態で各第１及び第
２の励磁用可動電極９ａ及び９ｂが対応する励磁用導体
１５の両端部に当接して電気的に接続されるようになっ
ている。Further, when the conveyance of the tray 7 is stopped, the first and second excitation movable electrodes 9a and 9b are driven by the cylinders 11 and 12 to the forward position, and in this state, the first and second excitation movable electrodes 9a and 9b are driven to the forward position. The electrodes 9a and 9b come into contact with both ends of the corresponding excitation conductor 15 to be electrically connected.
次に上記の焼鈍装置による連続焼鈍動作を説明する。Next, the continuous annealing operation by the above-mentioned annealing apparatus will be explained.
図面はトレー７に載置した巻鉄心８を連続的にローラチ
ェインコンベヤ６上に並置して磁界中焼鈍を行っている
状態を示している。加熱室３内は図示しない加熱手段に
よって所定の焼鈍温度に袢温されており、また加熱室３
内には不活性ガスが充填されている。更に開閉器１４が
閉じられて、励磁用電源１３により励磁用可動電極９ａ
及び９ｂを通して励磁用導体１５に通電され、加熱室３
内の各巻鉄心８に所定の強さの磁界が与えられている。The drawing shows a state in which wound cores 8 placed on trays 7 are continuously juxtaposed on a roller chain conveyor 6 and annealed in a magnetic field. The inside of the heating chamber 3 is heated to a predetermined annealing temperature by a heating means (not shown).
The inside is filled with inert gas. Furthermore, the switch 14 is closed, and the movable excitation electrode 9a is activated by the excitation power source 13.
and 9b, the excitation conductor 15 is energized, and the heating chamber 3
A magnetic field of a predetermined strength is applied to each winding core 8 within.
励磁用導体１５に対する通電時間が所定時間に達したと
きに、開閉器１４が開路して各励、Ｗｉ用導体１５への
通電が遮断され、シリンダ１１．１２が同時に矢印方向
に後退するように駆動される。When the energization time to the excitation conductor 15 reaches a predetermined time, the switch 14 is opened to cut off the energization to each excitation and Wi conductor 15, so that the cylinders 11 and 12 simultaneously retreat in the direction of the arrow. Driven.
これにより励磁用可動電極９ａ、９ａ、・・・及び９ｂ
、９ｂ、・・・が一括して後退位置まで後退させられて
それぞれの励磁用可動電極の先端部が励磁用導体１５か
ら離反される。この励磁用可動電極９ａ、９ｂの後退は
シリンダ１１．１２にセットされたリミットスイッチ（
図示せず）で検出される。As a result, the excitation movable electrodes 9a, 9a, . . . , and 9b
, 9b, . The retraction of the excitation movable electrodes 9a, 9b is controlled by a limit switch (
(not shown).
そしてこのリミットスイッチによる検出信号に基いて仕
切ｒＲ５及びローラチェインコンベヤ６が駆動される。Then, the partition rR5 and the roller chain conveyor 6 are driven based on the detection signal from this limit switch.
即ち、先づ搬出口４ａの仕切扉５が上方に引上げられた
後、後室４内及びそれより後方のローラチェインコンベ
ヤ６が駆動されて後室４内の巻鉄心８が焼鈍炉１より搬
出される。その後仕切扉５が駆動されて引下げられると
ともにローラチェインコンベヤ６の駆動が停止させられ
る。That is, first, the partition door 5 of the carry-out port 4a is pulled upward, and then the roller chain conveyor 6 in the rear chamber 4 and behind it is driven, and the rolled iron core 8 in the rear chamber 4 is carried out from the annealing furnace 1. be done. Thereafter, the partition door 5 is driven and pulled down, and the roller chain conveyor 6 is stopped.
続いて加熱室３と前室２及び後室４との境界にそれぞれ
設けられている仕切扉５．５が引上げられた後、前室２
と加熱室３及び後室４内にあるローラチェインコンベヤ
６が駆動される。これにより、前室２に位置していた巻
鉄心８は加熱室３内に、後室４の前方に位置していた巻
鉄心８が後室４内にそれぞれ搬送される。巻鉄心８が搬
送された時点でローラチェインコンベヤ６の駆動が停止
され、上方に引上げられていた仕切扉５，５が引下げら
れて加熱室３が再び密閉される。続いてシリンダ１１．
１２が駆動されて励磁用可動電極９ａ、９ｂが加熱室３
内の前進位置まで進出し励磁用導体１５の両端にイれぞ
れ当接する。その後開閉器１４が閉路されて励磁用導体
１５に通電され、加熱室３内のそれぞれの巻鉄心８が励
磁される。その後、所定時間の通電が行なわれた後、通
電が停止して再び励磁用可動電極９ａ、９ｂが後退し、
次いで搬入口２ａの仕切扉５が上方に引上げられて前室
２の前方にある１個の巻鉄心８が前室２内に搬送される
。この巻鉄心８の搬送が終了した時点でローラチェイン
コンベヤ６が停止させられ、仕切扉５が引下げられて前
室２が密閉される。以後、前記と同様の動作が反復され
て搬出口４ａより磁界中焼鈍を終えた巻鉄心８が１個ず
つ所定時間間隔で連続して取出される。そして焼鈍流の
巻鉄心８は励磁用導体１５に沿って移動させて該導体の
端部から取外す。Subsequently, after the partition doors 5.5 provided at the boundaries between the heating chamber 3, the front chamber 2, and the rear chamber 4 are pulled up, the front chamber 2
Then, the roller chain conveyor 6 in the heating chamber 3 and rear chamber 4 is driven. As a result, the wound core 8 located in the front chamber 2 is transported into the heating chamber 3, and the wound core 8 located in the front of the rear chamber 4 is transported into the rear chamber 4. When the wound core 8 is conveyed, the drive of the roller chain conveyor 6 is stopped, the partition doors 5, 5 which had been pulled up are pulled down, and the heating chamber 3 is sealed again. Next, cylinder 11.
12 is driven, and the excitation movable electrodes 9a and 9b move into the heating chamber 3.
It advances to the forward position inside and comes into contact with both ends of the excitation conductor 15, respectively. Thereafter, the switch 14 is closed, the excitation conductor 15 is energized, and each wound core 8 in the heating chamber 3 is excited. After that, after being energized for a predetermined time, the energization is stopped and the excitation movable electrodes 9a and 9b are moved back again.
Next, the partition door 5 of the entrance 2a is pulled upward, and one wound core 8 located in the front of the front chamber 2 is transported into the front chamber 2. When the conveyance of the wound core 8 is completed, the roller chain conveyor 6 is stopped, the partition door 5 is pulled down, and the front chamber 2 is sealed. Thereafter, the same operation as described above is repeated, and the wound cores 8 that have been annealed in the magnetic field are successively taken out one by one at predetermined time intervals from the outlet 4a. The wound core 8 of the annealing flow is then moved along the excitation conductor 15 and removed from the end of the conductor.
−Ｆ記実施例の装置においては、ｌ−レーア上に支持さ
れた励磁用導体１５の両端部に励磁用「」動電極９ａ、
９ｂをそれぞれ当接させて通電暖るので、加熱室３内の
高温度の雰囲気中でも良好に通電することができ、接触
年長等の店れかない。また励磁用可動電極９ａ、９ｂは
焼鈍炉１より抜き取らないため、その炉壁貫通部分にシ
ール付の耐熱スライドベアリングを使用することにより
加熱室３内に充填した不活性ガスの漏出を防止できる。- In the device of the embodiment described in F, the excitation conductor 15 supported on the L-layer has an excitation electrode 9a at both ends;
Since the parts 9b are brought into contact with each other and heated by electricity, the electricity can be applied satisfactorily even in the high-temperature atmosphere inside the heating chamber 3. Further, since the excitation movable electrodes 9a and 9b are not removed from the annealing furnace 1, leakage of the inert gas filled in the heating chamber 3 can be prevented by using a heat-resistant slide bearing with a seal in the part that penetrates the furnace wall.
本実施例においては、炉内のトレーの搬送を部分的に駆
動できるローラチェインコンベヤ方式を用いたが、ドラ
イブローラ、ウオーキングビーム。In this example, a roller chain conveyor system that can partially drive the conveyance of trays in the furnace was used, but drive rollers and walking beams were used.
トレーブツシャ方式等信の搬送手段を用いてもよいこと
は言うまでもない。It goes without saying that a transfer means such as a tray pusher type may also be used.
［発明の効果］
以上のように、本発明の巻鉄心連続磁界中焼鈍装置は、
励磁用電極は加熱室内に対し進退動作を行なうものであ
って抜き取ることがないため、加熱室内に充填された不
活性ガスの漏出はなく、簡単な構造で加熱室内の巻鉄心
を磁化させることができる。更に励磁導体と励磁用電極
とは相互に当接させて押圧力によりその接触状態を保持
するので、高温度の雰囲気であっても良好な接触状態を
保持することができる等、種々の優れた効果がある。[Effects of the Invention] As described above, the wound core continuous magnetic field annealing apparatus of the present invention has the following features:
Since the excitation electrode moves forward and backward into the heating chamber and does not need to be removed, there is no leakage of the inert gas filled in the heating chamber, and the wound core inside the heating chamber can be magnetized with a simple structure. can. Furthermore, since the excitation conductor and the excitation electrode are brought into contact with each other and the contact is maintained by pressing force, it is possible to maintain good contact even in a high-temperature atmosphere. effective.
図面は本発明に係る巻鉄心の連続焼鈍装置の水平断面平
面図である。The drawing is a horizontal cross-sectional plan view of a continuous annealing apparatus for wound cores according to the present invention.
Claims (1)
隔をあけて配置された複数のトレーを備えて各トレー上
に焼鈍すべき巻鉄心を保持して各巻鉄心を炉の長手方向
に搬送する搬送装置と、前記搬送装置の両側に進退可能
に設けられた第１及び第２の励磁用可動電極と、前記各
トレーに保持された巻鉄心の窓部を貫通するように設け
られて該トレーに支持され前記第１及び第２の励磁用可
動電極が前進したときに両励磁用可動電極に接触する励
磁用導体と、前記第１及び第２の励磁用可動電極を通し
て前記励磁用導体に通電する励磁用電源とを具備してな
る巻鉄心磁界中焼鈍装置。an annealing furnace; and a plurality of trays arranged in the annealing furnace at intervals along the longitudinal direction of the furnace, each tray holding the wound core to be annealed so that each of the wound cores can be annealed in the longitudinal direction of the furnace. a conveying device for conveying to the tray, first and second excitation movable electrodes provided on both sides of the conveying device so as to be movable back and forth; an excitation conductor that is supported by the tray and comes into contact with both excitation movable electrodes when the first and second excitation movable electrodes move forward; and an excitation conductor that passes through the first and second excitation movable electrodes. A wound iron core magnetic field annealing device comprising an excitation power source for energizing a conductor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14207784A JPS6120309A (en) | 1984-07-09 | 1984-07-09 | Annealing equipment of wound core in magnetic field |
| US06/741,255 US4649248A (en) | 1984-06-05 | 1985-06-04 | Annealing furnace for annealing magnetic cores in a magnetic field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14207784A JPS6120309A (en) | 1984-07-09 | 1984-07-09 | Annealing equipment of wound core in magnetic field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6120309A true JPS6120309A (en) | 1986-01-29 |
| JPH04581B2 JPH04581B2 (en) | 1992-01-08 |
Family
ID=15306897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14207784A Granted JPS6120309A (en) | 1984-06-05 | 1984-07-09 | Annealing equipment of wound core in magnetic field |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6120309A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270046A (en) * | 1988-09-27 | 1993-12-14 | Ube Industries, Ltd. | Heparin bound anti-thrombotic material |
| JPH06251968A (en) * | 1993-03-01 | 1994-09-09 | Takaoka Electric Mfg Co Ltd | Direct current magnetic field applying apparatus of annealing oven |
| CN116168943A (en) * | 2022-12-27 | 2023-05-26 | 海鸿电气有限公司 | Amorphous alloy wound core heat treatment method and equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60245724A (en) * | 1984-05-22 | 1985-12-05 | Toshiba Corp | Heat treatment of iron core |
-
1984
- 1984-07-09 JP JP14207784A patent/JPS6120309A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60245724A (en) * | 1984-05-22 | 1985-12-05 | Toshiba Corp | Heat treatment of iron core |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270046A (en) * | 1988-09-27 | 1993-12-14 | Ube Industries, Ltd. | Heparin bound anti-thrombotic material |
| JPH06251968A (en) * | 1993-03-01 | 1994-09-09 | Takaoka Electric Mfg Co Ltd | Direct current magnetic field applying apparatus of annealing oven |
| CN116168943A (en) * | 2022-12-27 | 2023-05-26 | 海鸿电气有限公司 | Amorphous alloy wound core heat treatment method and equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04581B2 (en) | 1992-01-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |