JPH02223375A - Magnetic gear unit - Google Patents
Magnetic gear unitInfo
- Publication number
- JPH02223375A JPH02223375A JP430290A JP430290A JPH02223375A JP H02223375 A JPH02223375 A JP H02223375A JP 430290 A JP430290 A JP 430290A JP 430290 A JP430290 A JP 430290A JP H02223375 A JPH02223375 A JP H02223375A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- gears
- teeth
- gear
- gear device
- 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.)
- Pending
Links
- 239000000696 magnetic material Substances 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、磁気歯車装置に関し、更に詳しくは、駆動源
によって回転せられる原動磁気歯車と、これと平行配置
の従動磁気歯車の各磁気歯間に生じる磁束を介して従動
磁気歯車に回転力を伝達する磁気歯車装置に関するもの
である。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a magnetic gear device, and more specifically, a driving magnetic gear rotated by a driving source, and each magnetic tooth of a driven magnetic gear arranged parallel to the driving magnetic gear. The present invention relates to a magnetic gear device that transmits rotational force to a driven magnetic gear via magnetic flux generated between the gears.
機械的結合にて回転力を伝達する歯車は振動。 Gears that transmit rotational force through mechanical coupling vibrate.
騒音、摩耗、潤滑の必要等の問題点があるところから、
磁気的結合にて回転力を伝達する磁気歯車が提案されて
いる。Due to problems such as noise, wear, and the need for lubrication,
Magnetic gears that transmit rotational force through magnetic coupling have been proposed.
従来より提案の磁気歯車は、特に図示しないが、円筒外
周に磁石を取り付けた吸引型構造や歯車形状の歯面にゴ
ム磁石を取り付けた反発型構造のものが一般的である。Although not particularly shown, conventionally proposed magnetic gears generally have an attraction type structure in which a magnet is attached to the outer periphery of a cylinder, or a repulsion type structure in which a rubber magnet is attached to the tooth surface of a gear.
車間に非接触で１：ｎ或いは１：下 の定速比の大きな
回転力や動力を伝達することができる磁気歯車装置を提
供することにある。The object of the present invention is to provide a magnetic gear device capable of transmitting large rotational force and power with a constant speed ratio of 1:n or 1:0 or less between vehicles without contact.
また、本発明のもう一つの目的は、過負荷により同期は
ずれ（脱出）が生じても、二つの磁気歯車が直接接触し
ない磁気歯車装置を提供することにある。Another object of the present invention is to provide a magnetic gear device in which two magnetic gears do not come into direct contact even if synchronization occurs due to overload.
更に、本発明のもう一つの目的は、通電を嫌う高圧圧力
容器等の装置への隔壁動力伝達装置として好適な磁気歯
車装置を提供することにある。Furthermore, another object of the present invention is to provide a magnetic gear device suitable as a bulkhead power transmission device for devices such as high-pressure vessels that do not like to be energized.
ところで、前者にあっては、磁石の１対１の対応構造の
ために力が弱くて同期はずれ（脱出）を簡単に起こし、
また、心間距離も大きくなって大型化するという問題点
があり、また、後者にあっては、噛み合い時の空隙が種
々変化して脈動し、また、過負荷時には歯同士が直接接
触するという問題点があった。By the way, in the former case, due to the one-to-one correspondence structure of the magnets, the force is weak and synchronization easily occurs (escape).
In addition, there is the problem that the distance between the centers increases and the size becomes larger, and in the latter case, the gap changes in various ways during meshing and pulsates, and the teeth come into direct contact with each other during overload. There was a problem.
本発明は、これら従来の問題点に鑑みなされたもので、
その目的とするところは、二つの磁気歯〔問題点を解決
するための手段〕
これらの目的を達成するため、本発明は、所要の空隙を
有して平行に、かつ回転自在に配設された二つの磁気歯
車を有し、該二つの磁気歯車は非磁性材から成る円板の
夫々の対向する周面部に磁性材から成る磁気歯が配設さ
れて構成され、該対向せる磁気歯間に生じる磁束によっ
て二つの磁気歯車間に１：ｎ或いは１：１／ｎの定速比
の回転力が伝達される構成を特徴とするものである。The present invention was made in view of these conventional problems,
The object of the present invention is to provide two magnetic teeth [means for solving the problem]. In order to achieve these objects, the present invention has two magnetic teeth arranged in parallel and rotatably with a required gap. The two magnetic gears are constructed by disposing magnetic teeth made of a magnetic material on the opposing peripheral surfaces of discs made of a non-magnetic material, and between the opposing magnetic teeth. It is characterized by a configuration in which a rotational force at a constant speed ratio of 1:n or 1:1/n is transmitted between two magnetic gears by magnetic flux generated in the magnetic gear.
以下、本発明の実施例を図面に基づいて説明する。 Embodiments of the present invention will be described below based on the drawings.
第１図は本発明に係る磁気歯車装置の一例での動作原理
図、第２図は同上■−■線に沿った断面図で１本発明に
係る装置は、所要の空隙を有して平行に、かつ回転自在
に配設された二つの磁気歯車１．１０を有している。Fig. 1 is a diagram of the operating principle of an example of the magnetic gear device according to the present invention, and Fig. 2 is a sectional view taken along the line ■-■ of the same as above. It has two magnetic gears 1.10 which are rotatably disposed on the ground.
一方の磁気歯車１は、プラスチック、セラミックス等の
非磁性材からなる大円板２の一方面の外周縁全体に、磁
性材からなるインボリュート曲線歯形の磁気歯３が等間
隔を有して所要数配設されると共に、その他方面の中心
部位には歯車軸４が設けられて全体が構成され、該磁気
歯車１は軸受５を介し回転自在となっている。One magnetic gear 1 has a large disc 2 made of a non-magnetic material such as plastic or ceramics, and a required number of magnetic teeth 3 in an involute curve tooth shape made of a magnetic material at equal intervals on the entire outer periphery of one side. At the same time, a gear shaft 4 is provided at the center on the other side to constitute the whole structure, and the magnetic gear 1 is rotatable via a bearing 5.
大きい磁気歯車１と所要の空隙２０を有して平行に配設
された他方の磁気歯車１０は、磁気歯車１と同様にプラ
スチック、セラミックス等の非磁性材からなる小円板１
１の大円板２との対向面の外周縁全体に、磁性材からな
るインボリュート曲線歯形の磁気歯１２が等間隔を有し
て所要数配設されると共に、その反対面中心部位には歯
車軸１３が設けられて全体が構成され、該磁気歯車１０
は軸受１４を介して回転自在となっている。The other magnetic gear 10, which is arranged in parallel with the larger magnetic gear 1 with a required gap 20, is a small circular plate 1 made of a non-magnetic material such as plastic or ceramics, similar to the magnetic gear 1.
A required number of magnetic teeth 12 made of a magnetic material and having an involute curved tooth profile are arranged at equal intervals on the entire outer periphery of the surface facing the large disk 2 of 1, and a gear is provided at the center of the opposite surface. The entire structure is provided with a shaft 13, and the magnetic gear 10
is rotatable via a bearing 14.
なお、図示の実施例においては、磁気歯３．１２を永久
磁石、好ましくは磁束の剛性を高めるため、ネオジュウ
ム系（Ｎｄ−Ｆｅ−Ｂ）の磁石とし、かつそれぞれの歯
スジをＮ極、Ｓ極、Ｎ極、Ｓ極と交互にし、かつ有効回
転力を増大させるため圧力角をＯｏとして配列した場合
を示したが、磁気歯３．１２は電磁石であってもよく、
また。In the illustrated embodiment, the magnetic teeth 3.12 are permanent magnets, preferably neodymium (Nd-Fe-B) magnets in order to increase the rigidity of the magnetic flux, and the respective tooth lines are arranged as N poles and S poles. Although the case where the magnetic teeth 3.12 are arranged alternately as poles, north poles, and south poles and the pressure angle is Oo in order to increase the effective rotational force is shown, the magnetic teeth 3.12 may be electromagnets.
Also.
永久磁石と電磁石との組み合わせであってもよく。It may be a combination of a permanent magnet and an electromagnet.
また、磁気歯３．１２は第３図に示すように、磁気歯３
をＮ極とし磁気歯１２をＳ極としてもよく、更には第４
図に示すよ°うに、磁気歯３．１２を共にＮ極としても
よい。In addition, the magnetic teeth 3.12 are as shown in FIG.
may be the north pole and the magnetic tooth 12 may be the south pole.
As shown in the figure, the magnetic teeth 3.12 may both be north poles.
また、磁気歯車１，１０の心間距離を第５１！Ｉに示す
如くにかえて配設することも可能である。Also, the distance between the centers of the magnetic gears 1 and 10 is 51st! It is also possible to arrange it as shown in I instead.
第１図において、磁気歯３．１２は等間隔を有して接着
等の適宜固着手段をもって配設されているが、磁気歯３
，１２のそれぞれの隣接との間隔図示は、図面の表示を
簡潔にする目−的で、一部分のみを示し、他は省略して
あり、第３図、第４図および第５図においては全てを省
略しである。In FIG. 1, the magnetic teeth 3.12 are arranged at regular intervals using appropriate fixing means such as adhesive.
. is omitted.
以上の構成において、二つの磁気歯車１．１０のいずれ
か一方の磁気歯車を駆動源（図示しない）によって第１
図に示す実線矢印イ方向に回転させると、各歯車の磁気
歯３．１２間に生じる磁気力が第１図に示す点線矢印ａ
、ｂ、ｃ、ｄ、ｅ方向に作用して、平行に対向せる他方
の磁気歯車は第１図に示す実線矢印イ方向に追従して回
転し、二つの磁気歯車１．１０間に非接触で１：ｎ或は
１亀
：不の定速比の回転力や動力が伝達される。In the above configuration, one of the two magnetic gears 1.10 is driven by a drive source (not shown) to the first magnetic gear.
When rotated in the direction of the solid line arrow a shown in the figure, the magnetic force generated between the magnetic teeth 3 and 12 of each gear is
, b, c, d, and e directions, and the other parallel magnetic gear rotates in the direction of the solid arrow A shown in Fig. 1, so that there is no contact between the two magnetic gears 1.10. Rotational force and power with a constant speed ratio of 1:n or 1:n are transmitted.
なお、第１図に基づく動作説明は、二つの磁気歯車１．
１０を矢印イ方向（時計方向）に回転させた場合である
が、二つの磁気歯車１，１０はこれを反時計方向に回転
させることも可能である。The operation description based on FIG. 1 is based on two magnetic gears 1.
10 is rotated in the direction of arrow A (clockwise), but the two magnetic gears 1 and 10 can also be rotated counterclockwise.
また、小磁気歯車１０を２つ以上として多軸伝達構造と
することも可能である。Moreover, it is also possible to use two or more small magnetic gears 10 to form a multi-axis transmission structure.
しかして、本発明によれば、二つの磁気歯車間に非接触
で１：ｎ或は１：基 の定速比の回転力や動力を伝達す
ることができ、また、過負荷により、同期はずれが生じ
ても、二つの磁気歯車が直接接触することがない。Therefore, according to the present invention, it is possible to transmit rotational force and power at a constant speed ratio of 1:n or 1:2 between two magnetic gears without contact, and it is also possible to transmit rotational force or power at a constant speed ratio of 1:n or 1:x between two magnetic gears. Even if this occurs, the two magnetic gears will not come into direct contact.
また、二つの磁気歯車は所要の空隙を有して平行に配設
され、非接触であるから、振動や騒音を生ぜず、摩耗も
生ぜず、潤滑の必要もない。Further, since the two magnetic gears are arranged in parallel with a required gap and are not in contact with each other, they do not generate vibration or noise, do not cause wear, and do not require lubrication.
また、本発明に係る装置は、平行配置の二つの磁気歯車
間において、その発生の磁束を利用して回転力や動力を
伝達するものであるから、二つの磁気歯車間に隔壁を設
ければ、重量軽減や通電することを嫌う装置、例えば高
圧力容器への隔壁動力伝達手段として好適である。Furthermore, since the device according to the present invention uses the generated magnetic flux to transmit rotational force and power between two magnetic gears arranged in parallel, it is possible to provide a partition between the two magnetic gears. It is suitable as a bulkhead power transmission means for weight reduction and devices that do not like to be energized, for example, a high pressure vessel.
更に、本発明に係る装置は、正転、逆転が可能で、かつ
減速と増速か併用できるので、減速装置としての利用や
、増速装置としての利用１例えば大磁気歯車の方にプロ
ペラを、小磁気歯車の方に発電機を接続した風力発電機
が考えられ、これによれば、磁気歯車は非接触であるた
めにロスはなく、高い発電効率が期待される。Furthermore, the device according to the present invention is capable of forward rotation and reverse rotation, and can be used for both deceleration and speed increase, so it can be used as a speed reduction device or as a speed increase device. A wind power generator in which a generator is connected to a small magnetic gear is considered. According to this, there is no loss because the magnetic gear is non-contact, and high power generation efficiency is expected.
このように、本発明によれば多くの効果が得られ、その
工業的価値は顕著である。As described above, many effects can be obtained according to the present invention, and its industrial value is remarkable.
１０ ・ １１ ・ ｌ ２ ・ １３ ・ ２０ ・ ・磁気歯車（小） ・小円板 ・磁気歯 ・歯車軸 ・空隙 10・ 11・ l 2 ・ 13・ 20・ ・Magnetic gear (small) ・Small disc ・Magnetic teeth ・Gear shaft ・Void
Claims (1)
れた二つの磁気歯車を有し、該二つの磁気歯車は非磁性
材から成る円板の夫々の対向する周面部に磁性材から成
る磁気歯が配設されて構成され、該対向せる磁気歯間に
生じる磁束によって前記二つの磁気歯車間に１：ｎ或い
は１：１／ｎの定速比の回転力が伝達される構成を特徴
とする磁気歯車装置。 ２、前記二つの磁気歯車における各磁気歯形がインボリ
ュート曲線である特許請求の範囲第１項記載の磁気歯車
装置。 ３、前記二つの磁気歯車の圧力角が０°である特許請求
の範囲第１項記載の磁気歯車装置。 ４、前記二つの磁気歯車における各磁気歯が永久磁石で
ある特許請求の範囲第１項記載の磁気歯車装置。 ５、前記二つの磁気歯車における各磁気歯がＮ極、Ｓ極
と交互に配設されている特許請求の範囲第４項記載の磁
気歯車装置。[Claims] 1. Two magnetic gears are arranged in parallel and rotatably with a required gap, and each of the two magnetic gears is a disc made of a non-magnetic material. Magnetic teeth made of a magnetic material are arranged on opposing peripheral surfaces, and magnetic flux generated between the opposing magnetic teeth creates a constant speed ratio of 1:n or 1:1/n between the two magnetic gears. A magnetic gear device characterized by a configuration in which rotational force is transmitted. 2. The magnetic gear device according to claim 1, wherein each magnetic tooth profile of the two magnetic gears is an involute curve. 3. The magnetic gear device according to claim 1, wherein the pressure angle of the two magnetic gears is 0°. 4. The magnetic gear device according to claim 1, wherein each magnetic tooth in the two magnetic gears is a permanent magnet. 5. The magnetic gear device according to claim 4, wherein the magnetic teeth of the two magnetic gears are alternately arranged as north poles and south poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP430290A JPH02223375A (en) | 1990-01-11 | 1990-01-11 | Magnetic gear unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP430290A JPH02223375A (en) | 1990-01-11 | 1990-01-11 | Magnetic gear unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02223375A true JPH02223375A (en) | 1990-09-05 |
Family
ID=11580716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP430290A Pending JPH02223375A (en) | 1990-01-11 | 1990-01-11 | Magnetic gear unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02223375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6454908B1 (en) | 1997-12-22 | 2002-09-24 | Unaxis Trading Ag | Vacuum treatment system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5371749A (en) * | 1976-12-06 | 1978-06-26 | Katsurou Suyama | Nonncontacting rotary motion transmission wheel |
| JPS55133670A (en) * | 1979-04-03 | 1980-10-17 | Shibaura Eng Works Co Ltd | Variable-speed motor |
| JPS57140961A (en) * | 1981-02-23 | 1982-08-31 | Shintaro Oshima | Transmission gear |
-
1990
- 1990-01-11 JP JP430290A patent/JPH02223375A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5371749A (en) * | 1976-12-06 | 1978-06-26 | Katsurou Suyama | Nonncontacting rotary motion transmission wheel |
| JPS55133670A (en) * | 1979-04-03 | 1980-10-17 | Shibaura Eng Works Co Ltd | Variable-speed motor |
| JPS57140961A (en) * | 1981-02-23 | 1982-08-31 | Shintaro Oshima | Transmission gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6454908B1 (en) | 1997-12-22 | 2002-09-24 | Unaxis Trading Ag | Vacuum treatment system |
| EP1042788B1 (en) * | 1997-12-22 | 2004-09-29 | Unaxis Trading AG | Vacuum treatment installation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS62171458A (en) | Magnetic force rotating apparatus | |
| US20020158531A1 (en) | Device for kinetic energy accelerator/amplifier | |
| WO2019242427A1 (en) | Permanent magnet drive assembly | |
| JP3942101B2 (en) | Magnetic gear | |
| JPH02223375A (en) | Magnetic gear unit | |
| JPH10119778A (en) | Electric railroad switch | |
| JPH1155932A (en) | Noncontact type power transmission mechanism | |
| JPH09257116A (en) | Drive transmission means | |
| JPH03285556A (en) | Magnetic gear unit | |
| JP2005114163A (en) | Magnetic planetary gear device | |
| JP2001211633A (en) | Method for transferring magnet joint rotation to passive rotating body over space/bulkhead, by which one of magnet panels having n-pole and s-pole magnet surfaces on the same surface and either external or internal cylindrical circumference surface having n-pole and s-pole magnet surfaces on the same circumference surface passive-rotate by rotation induction stress of magnetic force when the other plane/surface is power- rotated when being flat-faced/circumference-faced each other | |
| RU2213894C2 (en) | Harmonic orbital drive | |
| JP2005233326A (en) | Transmission mechanism | |
| JP2007010157A (en) | Magnetic gear | |
| JPS63287358A (en) | Power transmission system | |
| JPS62189970A (en) | Power source unit | |
| JPS63190539A (en) | Output improver for magnet-powered machine | |
| JP2005094954A (en) | Kinetic energy accelerating and amplifying device | |
| JPS5997361A (en) | Repulsion magnetic coupling | |
| JPH02190646A (en) | Surge generator for surge gear | |
| KR0143528B1 (en) | Power transmission device of motor | |
| JPS605767A (en) | Rolling motor | |
| JPS61191279A (en) | Unbalanced magnetism moving device | |
| KR20220012092A (en) | Motor | |
| JP3559852B2 (en) | Non-contact superconducting magnetic gear transmission system |