JP2743190B2 - Method and apparatus for assembling a small motor - Google Patents
Method and apparatus for assembling a small motorInfo
- Publication number
- JP2743190B2 JP2743190B2 JP1976989A JP1976989A JP2743190B2 JP 2743190 B2 JP2743190 B2 JP 2743190B2 JP 1976989 A JP1976989 A JP 1976989A JP 1976989 A JP1976989 A JP 1976989A JP 2743190 B2 JP2743190 B2 JP 2743190B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- guide member
- magnetizing
- permanent magnet
- small motor
- 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.)
- Expired - Fee Related
Links
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
【発明の詳細な説明】 (産業上の利用分野) 本発明は、磁石材料体を着磁して小型モーターの磁性
体ケースに組み込むための小型モーター組立方法及び装
置に関する。Description: TECHNICAL FIELD The present invention relates to a method and an apparatus for assembling a small motor for magnetizing a magnet material and incorporating the magnet into a magnetic case of a small motor.
(発明の概要) 本発明は、永久磁石を使用した小型モーターを組み立
てるための小型モーター組立方法及び装置において、永
久磁石を小型モーターの磁性体ケース方向にガイドする
ガイド部材の構成を工夫することによって、前記永久磁
石を小型モーターの磁性体ケースに効率的に組み込み可
能としたものである。(Summary of the Invention) The present invention provides a small motor assembling method and apparatus for assembling a small motor using a permanent magnet, by devising a configuration of a guide member for guiding the permanent magnet in the direction of the magnetic material case of the small motor. In addition, the permanent magnet can be efficiently incorporated in a magnetic case of a small motor.
(従来の技術及び発明が解決しようとする課題) 従来、小型モーターの組立は、部分円筒状の磁石材料
体を着磁装置で着磁して部分円筒状の永久磁石を作成し
た後、これとは全く別の工程で前記永久磁石を小型モー
ターの磁性体ケースに手作業にて組み込むようにしてい
た。(Problems to be Solved by the Prior Art and the Invention) Conventionally, in the assembly of a small motor, a partially cylindrical permanent magnet is magnetized with a magnetizing device to form a partially cylindrical permanent magnet, and then the magnet is partially assembled. Has manually incorporated the permanent magnet into a magnetic case of a small motor in a completely different process.
このため、着磁工程で得られた永久磁石を、磁性体ケ
ースへの組み込み工程に配送する手間が必要であり、ま
た磁性体ケースへの組み込み作業が全くの手作業に頼っ
ていたため、作業能率が悪い問題もあった。For this reason, it was necessary to deliver the permanent magnets obtained in the magnetizing process to the process of assembling them into the magnetic case, and the assembling work into the magnetic case relied entirely on manual work. But there were also bad problems.
本発明は、上記の点に鑑み、永久磁石の着磁工程から
永久磁石の磁性体ケースへの組み込み工程までを連続的
にかつ自動的に実行可能として、作業能率の向上、製造
工程の合理化を図った小型モーター組立方法及び装置を
提供することを目的とする。In view of the above, the present invention makes it possible to continuously and automatically execute a process of magnetizing a permanent magnet and a process of incorporating a permanent magnet into a magnetic body case, thereby improving work efficiency and rationalizing a manufacturing process. It is an object of the present invention to provide a method and apparatus for assembling a small motor.
(課題を解決するための手段) 上記目的を達成するために、本発明の小型モーター組
立方法は、着磁用磁極間に磁性ガイド部材を配置し、該
磁性ガイド部材の先端側に非磁性ガイド部材を連結し、
該非磁性ガイド部材に対向させて小型モーターの磁性体
ケースを配置し、磁石材料体着磁後の永久磁石を前記磁
性ガイド部材に沿わせて前記非磁性ガイド部材方向に前
進させ、前記非磁性ガイド部材上に位置する永久磁石を
隣合う永久磁石の磁極に対する同極反発を利用して前記
磁性体ケース内に吸着配置させている。(Means for Solving the Problems) In order to achieve the above object, a method for assembling a small motor according to the present invention comprises disposing a magnetic guide member between magnetizing magnetic poles, and providing a non-magnetic guide at a tip end of the magnetic guide member. Connect the members,
A magnetic case of a small motor is arranged so as to face the non-magnetic guide member, and a permanent magnet after magnetizing the magnet material body is advanced in the direction of the non-magnetic guide member along the magnetic guide member. Permanent magnets located on the member are attracted and arranged in the magnetic case using the same repulsion of the adjacent permanent magnets with respect to the magnetic poles.
また、本発明の小型モーター組立装置は、一対の着磁
用磁極を有する着磁装置と、該着磁用磁極間に配置され
て永久磁石移送のためのガイドとなる磁性ガイド部材
と、該磁性ガイド部材の先端に連結一体化された非磁性
ガイド部材とを備えた構成となっている。Further, the small motor assembly apparatus of the present invention includes a magnetizing device having a pair of magnetizing magnetic poles, a magnetic guide member disposed between the magnetizing magnetic poles and serving as a guide for transferring a permanent magnet, A non-magnetic guide member connected and integrated with the tip of the guide member is provided.
(作用) 本発明においては、磁石材料体を着磁用磁極間を通過
させて着磁した後の永久磁石を磁性ガイド部材に磁力を
利用して吸着状態としながらこれに沿わせて非磁性ガイ
ド部材方向に前進させることができる。前記非磁性ガイ
ド部材上に永久磁石が到達すると磁力によるガイド部材
への吸着作用が無くなり、隣合う永久磁石の磁極同士の
同極反発作用が有効に働き、先端の永久磁石が後続のも
のから離されて小型モーターの磁性体ケースの内側に飛
び込んで付着する。この結果、1工程で永久磁石の着磁
と磁性体ケースへの組み込みを自動的に実施できる。(Operation) In the present invention, the permanent magnet after magnetizing the magnet material by passing between the magnetizing magnetic poles is attracted to the magnetic guide member by using the magnetic force while being applied along the non-magnetic guide. It can be advanced in the direction of the member. When the permanent magnet reaches the non-magnetic guide member, the attracting action to the guide member by the magnetic force is lost, the same repulsion action between the magnetic poles of adjacent permanent magnets works effectively, and the permanent magnet at the tip is separated from the subsequent one. Then, it jumps into the magnetic case of the small motor and adheres. As a result, the permanent magnet can be automatically magnetized and assembled into the magnetic case in one step.
(実施例) 以下、本発明に係る小型モーター組立方法及び装置の
実施例を図面に従って説明する。(Embodiment) Hereinafter, embodiments of a small motor assembling method and apparatus according to the present invention will be described with reference to the drawings.
第1図乃至第4図において、1は一対の着磁用磁極2
A,2Bを有する着磁装置、3Aは着磁用磁極2A,2Bの中間位
置を横断している磁性ガイド棒、3Bは該磁性ガイド棒3A
の先端に連結一体化された非磁性ガイド棒、4は非磁性
ガイド棒3Bの外周面に内周面が対向するように配置され
る小型モーターの磁性体ケース(通常モーターのヨーク
兼用)である。前記ガイド棒3A,3Bは一体となって直線
的なガイド部材を構成している。前記磁性ガイド棒3Aの
材質は鉄等であり、非磁性ガイド棒3Bの材質はしんちゅ
う、銅の非磁性金属、樹脂、セラミック等である。1 to 4, reference numeral 1 denotes a pair of magnetizing magnetic poles 2.
A, 2B magnetizing device, 3A is a magnetic guide rod traversing the intermediate position of the magnetizing magnetic poles 2A, 2B, 3B is the magnetic guide rod 3A
The non-magnetic guide rod 4 integrated with the tip of the non-magnetic guide rod 4 is a magnetic case (usually also used as a motor yoke) for a small motor arranged so that the inner peripheral surface is opposed to the outer peripheral surface of the non-magnetic guide rod 3B. . The guide rods 3A and 3B integrally constitute a linear guide member. The material of the magnetic guide rod 3A is iron or the like, and the material of the non-magnetic guide rod 3B is brass, a non-magnetic metal of copper, resin, ceramic or the like.
前記着磁装置1は、第2図に示すようにヨーク11を有
し、該ヨーク11の両端部に雌螺子部材12が固着され、該
雌螺子部材12に雄螺子部材13がそれぞれ螺合している。
ここで、ヨーク11、部材12,13共に飽和磁束密度の大き
な鉄等の磁性材料である。雄螺子部材13の先端にはエネ
ルギー積の大きな高性能のNd−Fe−B系着磁用永久磁石
14がそれぞれ固着され、両着磁用永久磁石14の対向面が
それぞれ一対の着磁用磁極2A,2Bとなっている。各雄螺
子部材13にはハンドル15が固着されており、該ハンドル
15を回転操作することによって着磁用永久磁石14の対向
する端面の間隔を可変調整自在となっている。As shown in FIG. 2, the magnetizing device 1 has a yoke 11, a female screw member 12 is fixed to both ends of the yoke 11, and a male screw member 13 is screwed to the female screw member 12, respectively. ing.
Here, both the yoke 11, the members 12, and 13 are made of a magnetic material such as iron having a large saturation magnetic flux density. At the tip of the male screw member 13, a high performance Nd-Fe-B magnetizing permanent magnet with a large energy product
14 are fixed, and the opposing surfaces of both magnetizing permanent magnets 14 are a pair of magnetizing magnetic poles 2A and 2B, respectively. A handle 15 is fixed to each male screw member 13, and the handle 15
By rotating the 15, the distance between the opposing end faces of the magnetizing permanent magnet 14 can be variably adjusted.
なお、16は着磁前の磁石材料体20をガイド部材3Aに沿
わせて送るための補助ガイドである。Reference numeral 16 denotes an auxiliary guide for feeding the magnet material body 20 before magnetization along the guide member 3A.
以上の実施例の構成において、第1図及び第3図に示
すように、小型モーターの磁性体ケース4に組み込む永
久磁石となるべき一対の部分円筒状磁石材料体20は磁性
ガイド棒3Aを挟む如き相互位置関係で磁性ガイド棒3Aの
外周に沿って矢印Xの如く一対の着磁用磁極2A,2B間に
送り込まれ、着磁用永久磁石14間の強力な磁束により着
磁され永久磁石20Aとなって磁性ガイド棒3Aの外周面に
磁力で吸着した状態で前方に移送される。この前方への
移送は例えば永久磁石20Aを次々と送り込んで前方の永
久磁石を機械的に押出すことによって実行する。ここ
で、磁性ガイド棒3Aのときは隣接する永久磁石20Aの前
後端面に現れる磁極同士の同極反発力よりも磁性ガイド
部材3Aに対する吸着力の方が優勢であり、各永久磁石は
磁性ガイド棒3Aに沿って相互に密接して前進する。In the configuration of the above embodiment, as shown in FIGS. 1 and 3, a pair of partially cylindrical magnet material members 20 to be permanent magnets to be incorporated in the magnetic case 4 of the small motor sandwich the magnetic guide rod 3A. As shown by the arrow X, the magnetic flux is fed between the pair of magnetizing magnetic poles 2A and 2B along the outer periphery of the magnetic guide rod 3A in the mutual positional relationship as described above, and is magnetized by the strong magnetic flux between the magnetizing permanent magnets 14A. As a result, the magnetic guide rod 3A is transported forward while being attracted to the outer peripheral surface of the magnetic guide rod 3A by magnetic force. This forward transfer is performed, for example, by sequentially feeding the permanent magnets 20A and mechanically pushing out the front permanent magnets. Here, in the case of the magnetic guide rod 3A, the attraction force to the magnetic guide member 3A is more dominant than the repulsive force of the magnetic poles appearing on the front and rear end faces of the adjacent permanent magnets 20A, and each permanent magnet is Advance closely together along 3A.
第4図のように先頭の永久磁石20Aが磁性ガイド棒3A
の先端に連結した非磁性ガイド棒3B上に到達すると、磁
力によるガイド棒への吸着は無くなり、隣接している永
久磁石同士の前後端面の同極間の反発力が優勢となり、
第4図矢印F方向の力で永久磁石20Aは磁性体ケース4
の内側に飛び込み、かつ第4図仮想線の如く磁性体ケー
ス4の内周面に磁力で自動的に吸着する。As shown in FIG. 4, the top permanent magnet 20A is a magnetic guide rod 3A.
When it reaches the non-magnetic guide rod 3B connected to the tip of the magnet, there is no adsorption to the guide rod by magnetic force, and the repulsive force between the same poles on the front and rear end faces of adjacent permanent magnets becomes dominant,
4. The permanent magnet 20A is turned into the magnetic case 4 by the force in the direction of arrow F in FIG.
, And is automatically attracted to the inner peripheral surface of the magnetic case 4 by magnetic force as shown by the imaginary line in FIG.
これにより、内周面がS極の永久磁石とN極の永久磁
石とを同時に着磁して先頭のものを他のものから分離し
て磁性体ケース側に自動的に組み込むことができる。そ
の際、磁性体ケース4に予め接着剤を塗布しておくか、
磁性体ケース内側に永久磁石20Aが吸着した後に接着剤
を塗布することによって、磁性体ケース4への永久磁石
20Aの固着を確実に実行できる。This allows the inner peripheral surface to simultaneously magnetize the S-pole permanent magnet and the N-pole permanent magnet, separate the first one from the other, and automatically incorporate it into the magnetic case. At this time, an adhesive is applied to the magnetic material case 4 in advance,
By applying an adhesive after the permanent magnet 20A is attracted to the inside of the magnetic material case, the permanent magnet
20A can be securely fixed.
また、着磁装置1はエネルギー積の大きなNd−Fe−B
系永久磁石を着磁用永久磁石14として利用したものであ
り、電源が不要で、発熱が無く、装置構成が簡単で安価
である。Also, the magnetizing device 1 has a large energy product of Nd-Fe-B.
Since the system permanent magnet is used as the magnetizing permanent magnet 14, no power source is required, no heat is generated, and the apparatus configuration is simple and inexpensive.
さらに、着磁用永久磁石14の対向間隔を可変調整可能
としてあるので、ガイド棒3A,3Bの断面積及び断面形状
を変更することにより、種々の形状、厚みの磁石材料体
に対応でき、コキング対策としても有用である。Furthermore, since the facing distance of the magnetizing permanent magnets 14 can be variably adjusted, by changing the cross-sectional area and cross-sectional shape of the guide rods 3A and 3B, it is possible to cope with magnet materials having various shapes and thicknesses, It is also useful as a measure.
なお、ガイド棒は中空構造であっても良く、磁石材料
体が第3図の部分円筒形状以外の形状であっても本発明
は適用可能である。The guide rod may have a hollow structure, and the present invention is applicable even if the magnet material has a shape other than the partial cylindrical shape shown in FIG.
(発明の効果) 以上説明したように、本発明によれば、着磁後の永久
磁石を磁性ガイド部材に沿わせて非磁性ガイド部材方向
に前進させ、前記非磁性ガイド部材上に永久磁石が到達
した際に優勢となる隣合う永久磁石の磁極同士の同極反
発作用を利用して小型モーターの磁性体ケースの内側に
永久磁石を飛び込ませて配置することができる。この結
果、1工程で永久磁石の着磁と磁性体ケースへの組み込
みを自動的に実施でき、作業能率を大幅に向上させるこ
とができる。しかも、永久磁石の移送、分離、ケースへ
の組み込みのための複雑な機構は不要であり、装置は簡
単で安価に構成できる。(Effect of the Invention) As described above, according to the present invention, the magnetized permanent magnet is advanced toward the non-magnetic guide member along the magnetic guide member, and the permanent magnet is placed on the non-magnetic guide member. By utilizing the same repulsion between the magnetic poles of adjacent permanent magnets that become dominant when they arrive, the permanent magnets can be arranged to jump inside the magnetic case of the small motor. As a result, the permanent magnets can be automatically magnetized and incorporated into the magnetic case in one step, and the working efficiency can be greatly improved. Moreover, a complicated mechanism for transferring, separating, and assembling the permanent magnet into the case is not required, and the apparatus can be configured simply and at low cost.
第1図は本発明に係る小型モーター組立方法及び装置の
実施例を示す正断面図、第2図は実施例で用いる着磁装
置の側断面図、第3図は実施例の動作説明用の要部側断
面図、第4図は実施例の動作説明用の要部正断面図であ
る。 1……着磁装置、2A,2B……着磁用磁極、3A……磁性ガ
イド棒、3B……非磁性ガイド棒、4……磁性体ケース、
11……ヨーク、12……雌螺子部材、13……雄螺子部材、
14……着磁用永久磁石、15……ハンドル、20……磁石材
料体、20A……永久磁石。FIG. 1 is a front sectional view showing an embodiment of a method and an apparatus for assembling a small motor according to the present invention, FIG. 2 is a side sectional view of a magnetizing device used in the embodiment, and FIG. FIG. 4 is a front sectional view of a main part for explaining the operation of the embodiment. 1 magnetizing device, 2A, 2B magnetizing magnetic pole, 3A magnetic guide rod, 3B non-magnetic guide rod, 4 magnetic case,
11 ... yoke, 12 ... female screw member, 13 ... male screw member,
14 ... permanent magnet for magnetization, 15 ... handle, 20 ... magnet material, 20A ... permanent magnet.
Claims (2)
し、該非磁性ガイド部材に対向させて小型モーターの磁
性体ケースを配置し、磁石材料体着磁後の永久磁石を前
記磁性ガイド部材に沿わせて前記非磁性ガイド部材方向
に前進させ、前記非磁性ガイド部材上に位置する永久磁
石を隣合う永久磁石の磁極に対する同極反発を利用して
前記磁性体ケース内に吸着配置させることを特徴とする
小型モーター組立方法。1. A magnetic guide member is disposed between magnetizing magnetic poles, a non-magnetic guide member is connected to a tip side of the magnetic guide member, and a magnetic case of a small motor is disposed to face the non-magnetic guide member. Then, the permanent magnet after magnetizing the magnet material body is advanced in the direction of the non-magnetic guide member along the magnetic guide member, and the permanent magnet located on the non-magnetic guide member is moved to the same position as the magnetic pole of the adjacent permanent magnet. A method for assembling a small motor, wherein the magnetic body case is attracted and disposed by utilizing pole repulsion.
着磁用磁極間に配置されて永久磁石移送のためのガイド
となる磁性ガイド部材と、該磁性ガイド部材の先端に連
結一体化された非磁性ガイド部材とを備えたことを特徴
とする小型モーター組立装置。2. A magnetizing device having a pair of magnetizing magnetic poles, a magnetic guide member disposed between the magnetizing magnetic poles and serving as a guide for transferring a permanent magnet, and connected to a tip of the magnetic guide member. A small motor assembly device comprising an integrated non-magnetic guide member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1976989A JP2743190B2 (en) | 1989-01-31 | 1989-01-31 | Method and apparatus for assembling a small motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1976989A JP2743190B2 (en) | 1989-01-31 | 1989-01-31 | Method and apparatus for assembling a small motor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02202338A JPH02202338A (en) | 1990-08-10 |
JP2743190B2 true JP2743190B2 (en) | 1998-04-22 |
Family
ID=12008541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1976989A Expired - Fee Related JP2743190B2 (en) | 1989-01-31 | 1989-01-31 | Method and apparatus for assembling a small motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2743190B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4494883B2 (en) * | 2004-06-30 | 2010-06-30 | 本田技研工業株式会社 | Rotor manufacturing method and apparatus |
JP4616028B2 (en) * | 2005-02-15 | 2011-01-19 | オークマ株式会社 | Rotor manufacturing apparatus and rotor manufacturing method |
-
1989
- 1989-01-31 JP JP1976989A patent/JP2743190B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH02202338A (en) | 1990-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2013537712A (en) | Magnetic material holding device combining permanent magnet and electromagnet | |
JP2743190B2 (en) | Method and apparatus for assembling a small motor | |
JPH02155450A (en) | Magnetizing device for assembling small-sized motor | |
JPS6328537A (en) | Electromagnetic control type permanent magnet chuck | |
JPS6038843B2 (en) | magnetic attraction device | |
JPS56122107A (en) | Electromagnetic driving device | |
JPS6348090Y2 (en) | ||
JPS57145556A (en) | Electric rotary machine | |
JPS56122108A (en) | Electromagnetic driving device | |
JPS6241583Y2 (en) | ||
JP3556013B2 (en) | Bistable linear electromagnetic solenoid | |
JPH01318215A (en) | Manufacture of electromagnet | |
JPH0116275Y2 (en) | ||
JPH0539605Y2 (en) | ||
JPS5934091Y2 (en) | Magnetizing device | |
JPS61188316U (en) | ||
WO2004099807A1 (en) | The assembling method and conveying tool for magnetic device | |
JPH04125040A (en) | Radial type rotor and magnetization thereof | |
JPH03190110A (en) | Method of magnetizing stator magnet of dc motor | |
JPS6161137U (en) | ||
JPS6364143B2 (en) | ||
JPH02254704A (en) | Magnetizing device for permanent magnet | |
JPH0530723A (en) | Magnetic device | |
JPS59189608A (en) | Magnetization | |
JPS5925980U (en) | electromagnetic drive device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |