JPS596119Y2 - motor - Google Patents

motor

Info

Publication number
JPS596119Y2
JPS596119Y2 JP1973040343U JP4034373U JPS596119Y2 JP S596119 Y2 JPS596119 Y2 JP S596119Y2 JP 1973040343 U JP1973040343 U JP 1973040343U JP 4034373 U JP4034373 U JP 4034373U JP S596119 Y2 JPS596119 Y2 JP S596119Y2
Authority
JP
Japan
Prior art keywords
rotor
iron core
yoke
pole
fixed
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
Application number
JP1973040343U
Other languages
Japanese (ja)
Other versions
JPS49140610U (en
Inventor
久利 柴崎
一雄 飯塚
貞夫 長谷部
Original Assignee
株式会社精工舎
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社精工舎 filed Critical 株式会社精工舎
Priority to JP1973040343U priority Critical patent/JPS596119Y2/en
Publication of JPS49140610U publication Critical patent/JPS49140610U/ja
Application granted granted Critical
Publication of JPS596119Y2 publication Critical patent/JPS596119Y2/en
Expired legal-status Critical Current

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  • Permanent Magnet Type Synchronous Machine (AREA)

Description

【考案の詳細な説明】 本考案は時計等を駆動するモータに関するものである。[Detailed explanation of the idea] The present invention relates to a motor that drives a watch or the like.

従来たとえばパルスモー夕では励磁コイルが回転子から
離れて設置され、あるいは励磁コイルの軸線上に回転子
が位置していないために磁気回路が長く、磁気抵抗が大
きく、漏洩磁束が多く、低効率であった。
Conventionally, for example, in pulse motors, the excitation coil was installed far from the rotor, or the rotor was not located on the axis of the excitation coil, resulting in a long magnetic circuit, high magnetic resistance, large leakage magnetic flux, and low efficiency. there were.

また回転子と鉄心とを直交させたものもあったが、励磁
コイルの巻回が煩雑であり、組立が極めて煩雑となって
いた。
There was also a device in which the rotor and the iron core were orthogonal to each other, but the winding of the excitation coil was complicated, making assembly extremely complicated.

このため複数の励磁コイルの一つが断線しても鉄心、継
鉄の総てを交換しなくてはならなかった。
For this reason, even if one of the multiple excitation coils broke, the iron core and yoke all had to be replaced.

そこで本考案は励磁コイルと回転子を接近させ、励磁コ
イルの軸線と回転子の軸線を直交させて効率を高めると
ともに、励磁コイルの装着を容易としてモータの組立性
を向上させ、励磁コイルの交換も容易としたものである
Therefore, the present invention improves efficiency by bringing the excitation coil and rotor closer together and making the axes of the excitation coil and rotor perpendicular to each other, and also improves the ease of assembling the motor by making it easier to install the excitation coil and replace the excitation coil. It is also made easier.

以下本考案の一実施例を図面に基づいて説明する。An embodiment of the present invention will be described below based on the drawings.

1は継鉄であり、その一部を屈威して形成した立曲げ部
1a・・・・・・に鉄心2,3,4.5の外端がねし2
a ,3 a ,4 a ,5 aにより固着されてい
る。
Reference numeral 1 designates a yoke, and the outer ends of iron cores 2, 3, 4.5 are bent at a vertical bent portion 1a formed by bending a part of the yoke.
It is fixed by a, 3 a, 4 a, and 5 a.

鉄心2,3,4.5には励磁コイル6,7,8.9が巻
回されたボビン5a,7a,8a,9aが装着され、鉄
心2,3,4.5の内端には固定磁極10,11 ,1
2.13が固着されている。
Bobbins 5a, 7a, 8a, 9a around which excitation coils 6, 7, 8.9 are wound are attached to the iron cores 2, 3, 4.5, and fixed bobbins 5a, 7a, 8a, 9a are attached to the inner ends of the iron cores 2, 3, 4.5. Magnetic poles 10, 11, 1
2.13 is fixed.

固定磁極10,11 ,12.13は図のごとく屈曲形
威されており、先端部10 a ,11 a ,12
a ,13 a、屈曲部10 b ,1l b ,12
b ,13 b、他端部10 C ,11 C ,1
2c,13cを有している。
The fixed magnetic poles 10, 11, 12, 13 are bent as shown in the figure, and the tip portions 10a, 11a, 12
a , 13 a, bent portion 10 b , 1l b , 12
b, 13 b, other end 10 C, 11 C, 1
2c and 13c.

14は回転子であり、回転軸15の一側が継鉄1に回転
自在に支持されている。
14 is a rotor, and one side of a rotating shaft 15 is rotatably supported by the yoke 1.

回転子14は4つの磁極14 a ,14 b ,14
C ,14 dが着磁され、それぞれN極,S極,N
極,S極に磁化されている。
The rotor 14 has four magnetic poles 14 a , 14 b , 14
C, 14 d are magnetized, and N pole, S pole, N pole, respectively.
It is magnetized to pole and south pole.

鉄心2,3,4.5の中心軸は回転軸15の中心線上で
直交する。
The central axes of the iron cores 2, 3, 4.5 are perpendicular to the center line of the rotating shaft 15.

つぎに動作について説明する。Next, the operation will be explained.

励磁コイル6,7,8,9に、たとえば正の駆動パルス
が供給されると、固定磁極10および固定磁極12がN
極に磁化され、固定磁極11および固定磁極13はS極
に磁化され、固定磁板10,11 ,12.13の先端
部10a,11a ,12 a ,13 aはそれぞれ
回転子14ノ磁極14b,14 C ,14 d ,1
4 aを吸引し、固定磁極10,11 ,12.13の
他端部10 C ,11 C ,12 C ,13 C
は回転子14の磁極14 a ,14 b ,14 C
,14 dを反発し、回転子14は矢印A方向に回転
する。
For example, when a positive drive pulse is supplied to the excitation coils 6, 7, 8, and 9, the fixed magnetic pole 10 and the fixed magnetic pole 12
The fixed magnetic poles 11 and 13 are magnetized to S poles, and the tips 10a, 11a, 12a, 13a of the fixed magnetic plates 10, 11, 12.13 are magnetized to the magnetic poles 14b, 14b of the rotor 14, respectively. 14 C, 14 d, 1
4a is attracted, and the other ends of the fixed magnetic poles 10, 11, 12.13 10C, 11C, 12C, 13C
are the magnetic poles 14 a , 14 b , 14 C of the rotor 14
, 14d, and the rotor 14 rotates in the direction of arrow A.

そして駆動パルスの供給を停止すると回転子14は各磁
極14a,14b,14 C ,14 dの境界線が固
定磁極13,10,11 .12の屈曲部13 b ,
10 b ,11 b ,12 bに対向する位置で停
止する。
Then, when the supply of drive pulses is stopped, the rotor 14 has a boundary line between each of the magnetic poles 14a, 14b, 14C, 14d as fixed magnetic poles 13, 10, 11 . 12 bent portions 13 b ,
It stops at a position opposite to 10 b , 11 b , and 12 b.

つぎに負のパルスが励磁コイル6,7,8,9,に供給
されると、固定磁極10,11,12.13はそれぞれ
S極,N極,S極,N極に磁化され、同様にして回転子
14は矢印A方向に90゜回転する。
Next, when a negative pulse is supplied to the excitation coils 6, 7, 8, 9, the fixed magnetic poles 10, 11, 12, 13 are respectively magnetized to S pole, N pole, S pole, N pole, and so on. The rotor 14 rotates 90 degrees in the direction of arrow A.

励磁コイル6,7,8.9に駆動パルスが供給されると
第2図の矢印Bに示すような鉄心3、回転子14、鉄心
4および継鉄1よりなる短かい磁気回路が構或される。
When driving pulses are supplied to the excitation coils 6, 7, 8.9, a short magnetic circuit consisting of the iron core 3, rotor 14, iron core 4, and yoke 1 is constructed as shown by arrow B in FIG. Ru.

モータの組立は、鉄心2,3,4.5の外端側より励磁
コルク6,7,8.9を巻回したボビン6 a ,7
a ,8 a ,9aを取付け、継鉄1の立曲げ部1a
・・・・・・にねじ2a ,3 a ,4 a ,5
aによりねじ止めすればよい。
The motor is assembled using bobbins 6a, 7, which are wound with excitation corks 6, 7, 8.9 from the outer ends of iron cores 2, 3, 4.5.
a , 8 a , and 9 a , and vertically bent part 1 a of yoke 1
・・・・・・Screws 2a, 3a, 4a, 5
It can be screwed using a.

このため組立は極めて容易に行える。Therefore, assembly is extremely easy.

また励磁コイルが断線したときはねじを緩めて鉄心を外
し、容易に交換ができる。
In addition, when the excitation coil breaks, it can be easily replaced by loosening the screw and removing the iron core.

なお固定磁極の形状は上記で用いたものに限らず、回転
子14の外周に沿った形状でもよく、またわん曲させた
もので゛もよい。
Note that the shape of the fixed magnetic pole is not limited to the one used above, but may be a shape that follows the outer periphery of the rotor 14, or may be curved.

以上詳述したごとく、本考案によれば励磁コイルの軸線
と回転軸を回転子の中心で直交させたので、磁気回路を
短かくでき、磁気抵抗を小さくできまた漏洩磁束を少な
くできるため効率を高めることができる。
As detailed above, according to the present invention, the axis of the excitation coil and the rotation axis are orthogonal to each other at the center of the rotor, so the magnetic circuit can be shortened, magnetic resistance can be reduced, and leakage magnetic flux can be reduced, thereby increasing efficiency. can be increased.

また組立が容易であり、励磁コイルの交換も容易に行え
る。
Furthermore, assembly is easy, and excitation coils can be easily replaced.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の一実施例の平面図であり、第2図は第
1図II − II線に沿った断面図である。 1・・・・・・継鉄、1a・・・・・・立曲げ部、2,
3・・・・・・鉄心、6,7,8,9......励磁
コイル、10,11 .12・・・・・・固定磁極、1
4・・・・・・回転子、14 a ,14 b ,14
C ,14 d ・・−・・・磁極、15・・・・・
・回転軸。
FIG. 1 is a plan view of an embodiment of the present invention, and FIG. 2 is a sectional view taken along line II--II in FIG. 1...Yoke, 1a...Vertical bent part, 2,
3... Iron core, 6, 7, 8, 9. .. .. .. .. .. Excitation coil, 10, 11. 12...Fixed magnetic pole, 1
4...Rotor, 14 a, 14 b, 14
C, 14 d...Magnetic pole, 15...
·Axis of rotation.

Claims (1)

【実用新案登録請求の範囲】 外周部を交互に異極に磁化した回転子と、この回転子の
回転軸を回転自在に支持し、上記回転子の極数と同数の
立曲げ部を設けた継鉄と、この継鉄の立曲げ部に外端が
ねし止めされ、上記回転子の回転軸と直交する鉄心と、 この鉄心に巻回された励磁コイルと、 上記鉄心の内端に固着され、上記回転子と対向する固定
磁極と を設けたモータ。
[Claims for Utility Model Registration] A rotor whose outer periphery is magnetized with different polarities alternately, a rotating shaft of this rotor that is rotatably supported, and vertically bent portions of the same number as the number of poles of the rotor are provided. a yoke, an iron core whose outer end is screwed to the vertically bent portion of the yoke and which is orthogonal to the rotational axis of the rotor, an excitation coil wound around this iron core, and fixed to the inner end of the iron core. and a fixed magnetic pole facing the rotor.
JP1973040343U 1973-04-03 1973-04-03 motor Expired JPS596119Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1973040343U JPS596119Y2 (en) 1973-04-03 1973-04-03 motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973040343U JPS596119Y2 (en) 1973-04-03 1973-04-03 motor

Publications (2)

Publication Number Publication Date
JPS49140610U JPS49140610U (en) 1974-12-04
JPS596119Y2 true JPS596119Y2 (en) 1984-02-24

Family

ID=28165809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1973040343U Expired JPS596119Y2 (en) 1973-04-03 1973-04-03 motor

Country Status (1)

Country Link
JP (1) JPS596119Y2 (en)

Also Published As

Publication number Publication date
JPS49140610U (en) 1974-12-04

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