JPH05321872A - Impeller magnetic rotary body for magnet pump and manufacture thereof - Google Patents
Impeller magnetic rotary body for magnet pump and manufacture thereofInfo
- Publication number
- JPH05321872A JPH05321872A JP16043392A JP16043392A JPH05321872A JP H05321872 A JPH05321872 A JP H05321872A JP 16043392 A JP16043392 A JP 16043392A JP 16043392 A JP16043392 A JP 16043392A JP H05321872 A JPH05321872 A JP H05321872A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnet
- impeller
- rotating body
- magnetized
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
(57)【要約】
【目的】 本発明は、マグネットポンプの羽根車磁力回
転体を簡単に製造することにある。
【構成】 マグネットポンプの電動機側と磁気結合によ
って回転駆動される羽根車回転体１の磁力回転体３を、
着磁性磁粉とプラスチックまたはゴムとを混合した着磁
性材料５で一体的に成形している。そして、電動機側の
磁石と対向する上記磁力回転体３の周面に所定の深さか
ら表面に至るまで着磁して、この着磁部１０を介して磁
気結合できるようにしている。
(57) [Abstract] [Purpose] The present invention is to easily manufacture an impeller magnetic rotating body of a magnet pump. [Structure] A magnetic rotor 3 of an impeller rotor 1 that is rotationally driven by magnetic coupling with an electric motor side of a magnet pump,
It is integrally formed of a magnetizing material 5 in which magnetized magnetic powder and plastic or rubber are mixed. The peripheral surface of the magnetic rotating body 3 facing the magnet on the electric motor side is magnetized from a predetermined depth to the surface so that magnetic coupling can be performed via the magnetizing portion 10.
Description
【０００１】[0001]
【産業上の利用分野】本発明は、マグネットポンプに関
し、特にマグネットポンプの羽根車磁力回転体およびそ
の製造方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnet pump, and more particularly to an impeller magnetic rotor of a magnet pump and a method for manufacturing the same.
【０００２】[0002]
【従来の技術】従来のマグネットポンプでは、電動機側
と磁気結合によって回転駆動される羽根車回転体は、プ
ラスチック材料で一体的、または結合して一体的に形成
されているとともに、その電動機側の磁石と対向する周
部にフェライト磁石等の磁石を埋設している。2. Description of the Related Art In a conventional magnet pump, an impeller rotating body, which is rotationally driven by magnetic coupling with an electric motor side, is integrally formed of a plastic material, or is integrally formed with the impeller rotating body. A magnet such as a ferrite magnet is embedded in the peripheral portion facing the magnet.
【０００３】[0003]
【発明が解決しようとする課題】そのため、羽根車回転
体を成形して、羽根車回転体の開孔部に磁石を挿入して
埋設しなければならず、成形や組み立てに手間がかかる
ものであった。Therefore, it is necessary to mold the impeller rotating body and insert the magnet into the opening of the impeller rotating body to embed it, which is troublesome in molding and assembling. there were.
【０００４】また、羽根車回転体に磁石を埋設している
ため、羽根車回転体の周面が磁力線を妨害するととも
に、それだけ電動機側の磁石との距離が遠くなり、磁力
を有効に利用できず、マグネットポンプの性能を高めら
れないものであった。Further, since the magnet is embedded in the impeller rotor, the peripheral surface of the impeller rotor obstructs the lines of magnetic force, and the distance to the magnet on the electric motor side is increased accordingly, so that the magnetic force can be effectively utilized. Therefore, the performance of the magnet pump could not be improved.
【０００５】[0005]
【課題を解決するための手段】本発明は、上記のような
点に鑑みたもので、上記の課題を解決するために、マグ
ネットポンプの電動機側と磁気結合によって回転駆動さ
れる羽根車回転体の羽根車と結合する磁力回転体を、着
磁性磁粉とプラスチックまたはゴムとを混合した着磁性
材料で成形するとともに、電動機側の磁石と対向する上
記磁力回転体の周面に所定の深さから表面に至るまで着
磁したことを特徴とするマグネットポンプの羽根車磁力
回転体およびその製造方法を提供するにある。SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and in order to solve the above problems, an impeller rotor rotatably driven by magnetic coupling with the electric side of a magnet pump. The magnetic force rotating body to be coupled with the impeller of is formed from a magnetizing material in which magnetized magnetic powder and plastic or rubber are mixed, and the magnetic force rotating body facing the magnet on the electric motor side has a predetermined depth from the peripheral surface thereof. (EN) Provided are an impeller magnetic rotating body of a magnet pump, which is magnetized to the entire surface, and a manufacturing method thereof.
【０００６】[0006]
【作用】本発明によれば、羽根車回転体の磁力回転体を
着磁性磁粉とプラスラチックやゴムとを混合した着磁性
材料で一体的に成形することによって、羽根車回転体を
簡単に成形できる。According to the present invention, the impeller rotating body can be easily formed by integrally forming the magnetic rotating body of the impeller rotating body with a magnetized material in which magnetized magnetic powder is mixed with plastic or rubber. Can be molded.
【０００７】また、羽根車回転体の上記磁力回転体の周
面に所定の深さから表面に至るまで着磁することよっ
て、従来のように羽根車回転体に磁石を挿入して組み立
てる必要がなくなるとともに、羽根車回転体の周面で磁
力が妨害されずに、電動機側の磁石との距離を最短にす
ることができて、磁力吸引効果を最大限に発揮させるこ
とができる。Further, by magnetizing the peripheral surface of the magnetic rotor of the impeller rotor from a predetermined depth to the surface, it is necessary to insert a magnet into the impeller rotor to assemble it as in the conventional case. At the same time, the magnetic force is not obstructed by the peripheral surface of the rotor of the impeller, the distance to the magnet on the electric motor side can be minimized, and the magnetic attraction effect can be maximized.
【０００８】[0008]
【実施例】以下、本発明を実施例にもとづいて説明す
る。図１〜図３は、本発明の一実施例である。マグネッ
トポンプの羽根車回転体１は、図１のように羽根車２と
磁力回転体３とを一体的に接合して形成していて、図
１、図２のように中心部に軸受４を装着するように開孔
部５を設けて回転可能に支着できるようにしている。EXAMPLES The present invention will now be described based on examples. 1 to 3 show an embodiment of the present invention. An impeller rotor 1 of a magnet pump is formed by integrally joining an impeller 2 and a magnetic rotor 3 as shown in FIG. 1, and a bearing 4 is provided at the center as shown in FIGS. 1 and 2. An opening portion 5 is provided so as to be mounted so that it can be rotatably supported.
【０００９】この羽根車回転体１の磁力回転体３は、フ
ェライト系や希土類系の着磁性磁粉をナイロン樹脂やポ
リプロピレンなどのプラスチックやネオプレンゴム、ニ
トリルゴムなどのゴムと混合して、この着磁性材料６を
図３のように所定形状の超硬材料の非磁性の金型７のキ
ャビティ８に流し込んで一体的に成形するようにしてい
る。The magnetic rotor 3 of the impeller rotor 1 mixes magnetized magnetic powder of ferrite type or rare earth type with plastic such as nylon resin or polypropylene, or rubber such as neoprene rubber, nitrile rubber, etc. As shown in FIG. 3, the material 6 is poured into a cavity 8 of a non-magnetic die 7 made of a superhard material having a predetermined shape to be integrally molded.
【００１０】そして、金型７での成形時に、図３のよう
に金型７にＳ極、Ｎ極を交互に放射状に配設した永久磁
石の磁石９によって、成形中の磁力回転体３の周部の所
定個所に、所要の深さから表面に至るまで図２のように
着磁性磁粉を所定方向に整列してＳ極、Ｎ極に交互に着
磁し、電動機側の磁石で上記着磁部１０を磁力吸引して
回転駆動できるようにしている。At the time of molding by the mold 7, the permanent magnet magnet 9 in which the S poles and the N poles are radially arranged alternately in the mold 7 as shown in FIG. As shown in FIG. 2, magnetized magnetic powder is aligned in a predetermined direction from a required depth to the surface at a predetermined portion of the peripheral portion, and magnetized into S poles and N poles alternately. The magnetic portion 10 is magnetically attracted so that it can be driven to rotate.
【００１１】したがって、マグネットポンプの羽根車回
転体を従来のように磁石を挿入して埋設することなく、
磁力回転体を簡単に成形でき、超音波接合手段等で別途
成形した所定寸法の羽根車を接合することによって、磁
力吸引効果を最大限に発揮するようにできる大容量、高
揚程等のマグネットポンプを容易に製造することができ
る。Therefore, the rotor of the impeller of the magnet pump is not buried by inserting a magnet as in the conventional case.
A magnet pump with a large capacity, high head, etc. that can easily form a magnetic rotating body and can maximize the magnetic attraction effect by joining an impeller of a predetermined size that is separately formed by ultrasonic joining means. Can be easily manufactured.
【００１２】また特に、上記したように金型での成形中
に着磁性材料が硬化する前に着磁性磁粉を磁力吸引して
着磁するため、成形材料中の着磁性磁粉の極性を所望方
向に整えることができ、磁力の強い羽根車回転体を得る
ことができる。Further, in particular, since the magnetized magnetic powder is magnetically attracted and magnetized before the magnetized material is hardened during molding in the mold as described above, the polarity of the magnetized magnetic powder in the molding material is set in a desired direction. Therefore, it is possible to obtain an impeller rotating body having a strong magnetic force.
【００１３】[0013]
【他の実施例】図４は、本発明の他の実施例である。本
実施例では、上記した羽根車回転体１の磁力回転体３の
着磁部１０の内側に空孔１１を設け、その空孔１１部に
磁力に対応して適宜の厚さのヨ−ク１２を装着したもの
である。１３はキャップである。空孔１１を設けるにあ
っては、予め所要の形状とした消失材料や取り出し材料
等を金型７のキャビティ８部に配設したりすることで容
易に行える。[Other Embodiments] FIG. 4 shows another embodiment of the present invention. In the present embodiment, a hole 11 is provided inside the magnetized portion 10 of the magnetic rotor 3 of the impeller rotor 1 described above, and a yoke having an appropriate thickness corresponding to the magnetic force is provided in the hole 11 portion. 12 is attached. 13 is a cap. The provision of the holes 11 can be easily performed by previously disposing the vanishing material, the take-out material, or the like having a desired shape in the cavity 8 of the mold 7.
【００１４】本実施例では、空孔によって上記磁力回転
体の周部を着磁部を常に一定の深さまでの着磁状態とす
ることができるとともに、ヨ−クを装着することで磁力
の増大をはかることができる。また、空孔を設けること
によって、磁力回転体の肉厚を均一状にできて、短時間
で硬化するようにもできて生産性の向上がはかれる。In the present embodiment, the holes allow the magnetized portion of the magnetic rotor to be magnetized to a certain depth at all times, and the magnetic force is increased by mounting the yoke. Can be measured. Further, by providing the holes, the magnetic rotating body can be made uniform in thickness and can be hardened in a short time, thereby improving the productivity.
【００１５】上記実施例では、金型側に永久磁石を配設
したが、所要の磁力を発生する電磁石を配設して金型の
キャビティの成形材料の供給、充填、硬化のタイミング
に合わせて電磁石を作動し、上記のように磁力回転体の
周部に着磁するようにもできる。In the above-mentioned embodiment, the permanent magnet is arranged on the mold side, but an electromagnet for generating a required magnetic force is arranged to match the timing of supplying, filling and curing the molding material in the cavity of the mold. The electromagnet may be operated to magnetize the peripheral portion of the magnetic rotating body as described above.
【００１６】以上では、電動機側の磁石による磁力吸引
方向が、ポンプ側周面に対向した、いわゆるポンプ側面
対向型のマグネットポンプについて説明したが、ポンプ
の底面に対向した、いわゆる軸対向型のマグネットポン
プについても同様に適用できる。In the above description, the so-called pump side face type magnet pump, in which the direction of magnetic attraction by the electric motor side magnet faces the pump side peripheral surface, has been described. However, the so-called shaft facing type magnet which faces the bottom face of the pump. The same applies to the pump.
【００１７】[0017]
【発明の効果】以上のように本発明にあっては、マグネ
ットポンプの羽根車回転体の磁力回転体を一体的に成形
できて製造を簡単化できるとともに、周面に着磁部をそ
の表面に至るまで着磁するので、磁力吸引力を最大限に
利用でき、ポンプ性能を高めることができる。As described above, according to the present invention, the magnetic rotating body of the impeller rotating body of the magnet pump can be integrally formed to simplify the manufacturing, and the magnetized portion is provided on the peripheral surface. Since it is magnetized up to, it is possible to maximize the magnetic attraction force and improve the pump performance.
【図１】本発明の一実施例の側断面図、FIG. 1 is a side sectional view of an embodiment of the present invention,
【図２】同上の端面図、FIG. 2 is an end view of the above,
【図３】同上の成形状態を示す概要側断面図、FIG. 3 is a schematic side sectional view showing a molding state of the same.
【図４】同上の他の実施例の側断面図。FIG. 4 is a side sectional view of another embodiment of the above.
１…羽根車回転体 ２…羽根車 ３…磁力
回転体 ６…着磁性材料 ７…金型 ８…キャ
ビティ ９…磁石装置 １０…着磁部 １２…ヨ−
クDESCRIPTION OF SYMBOLS 1 ... Impeller rotating body 2 ... Impeller 3 ... Magnetic rotating body 6 ... Magnetizing material 7 ... Mold 8 ... Cavity 9 ... Magnet device 10 ... Magnetizing part 12 ... Yor
Ku
Claims (2)
によって回転駆動される羽根車回転体の羽根車と結合す
る磁力回転体を、着磁性磁粉とプラスチックまたはゴム
とを混合した着磁性材料で成形するとともに、 電動機側の磁石と対向する上記磁力回転体の周面に所定
の深さから表面に至るまで着磁したことを特徴とするマ
グネットポンプの羽根車磁力回転体。1. A magnetic force rotating body that is connected to an impeller of an impeller rotating body that is rotationally driven by magnetic coupling with an electric motor side of a magnet pump is formed of a magnetizing material in which magnetizing magnetic powder and plastic or rubber are mixed. At the same time, the impeller magnetic rotating body of the magnet pump is characterized in that the peripheral surface of the magnetic rotating body facing the magnet on the electric motor side is magnetized from a predetermined depth to the surface.
によって回転駆動される羽根車回転体の羽根車と結合す
る磁力回転体を成形する金型の所定位置に所要の磁力の
磁石を装着し、 上記金型のキャビティに着磁性磁粉とプラスチックまた
はゴムとを混合した着磁性材料を流し込み、電動機側の
磁石と対向する上記磁力回転体の周面の着磁性材料の着
磁性磁粉を上記磁石で磁力吸引して着磁状態とすること
を特徴とするマグネットポンプの羽根車磁力回転体の製
造方法。2. A magnet having a required magnetic force is mounted at a predetermined position of a mold for forming a magnetic force rotating body that is connected to an impeller of an impeller rotating body that is rotationally driven by magnetic coupling with an electric motor side of a magnet pump. A magnetizing material, which is a mixture of magnetizing magnetic powder and plastic or rubber, is poured into the mold cavity, and the magnetizing magnetic powder of the magnetizing material on the peripheral surface of the magnetic rotating body facing the magnet on the electric motor side is magnetically attracted by the magnet. And a magnetized state, which is a magnetized state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16043392A JP3325918B2 (en) | 1992-05-26 | 1992-05-26 | Magnetic rotor of impeller of magnet pump and method of manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16043392A JP3325918B2 (en) | 1992-05-26 | 1992-05-26 | Magnetic rotor of impeller of magnet pump and method of manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05321872A true JPH05321872A (en) | 1993-12-07 |
| JP3325918B2 JP3325918B2 (en) | 2002-09-17 |
Family
ID=15714831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16043392A Expired - Fee Related JP3325918B2 (en) | 1992-05-26 | 1992-05-26 | Magnetic rotor of impeller of magnet pump and method of manufacturing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3325918B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6808371B2 (en) | 2001-09-25 | 2004-10-26 | Matsushita Electric Industrial Co., Ltd. | Ultra-thin pump and cooling system including the pump |
| CN110735787A (en) * | 2019-10-16 | 2020-01-31 | 大连金石泵业有限公司 | A magnetic pump inner and outer magnetic rotor block magnetization direction identification and auxiliary installation device |
-
1992
- 1992-05-26 JP JP16043392A patent/JP3325918B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6808371B2 (en) | 2001-09-25 | 2004-10-26 | Matsushita Electric Industrial Co., Ltd. | Ultra-thin pump and cooling system including the pump |
| CN110735787A (en) * | 2019-10-16 | 2020-01-31 | 大连金石泵业有限公司 | A magnetic pump inner and outer magnetic rotor block magnetization direction identification and auxiliary installation device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3325918B2 (en) | 2002-09-17 |
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