JPS61102147A - Miniature dc geared motor - Google Patents
Miniature dc geared motorInfo
- Publication number
- JPS61102147A JPS61102147A JP22341384A JP22341384A JPS61102147A JP S61102147 A JPS61102147 A JP S61102147A JP 22341384 A JP22341384 A JP 22341384A JP 22341384 A JP22341384 A JP 22341384A JP S61102147 A JPS61102147 A JP S61102147A
- Authority
- JP
- Japan
- Prior art keywords
- gear
- motor
- wheel
- reduction gear
- geared 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/1004—Structural association with clutches, brakes, gears, pulleys or mechanical starters with pulleys
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明はビデオカメラ等の録音機能を有するセットの駆
動に用いることができる小型直流ギャードモータに関す
るものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a small DC geared motor that can be used to drive a set having a recording function such as a video camera.
従来例の構成とその問題点
近年、ビデオカメラ等のし／ズユニ、トの駆動用として
用いられる小型直流ギャードモータは、セットが録音機
能を有する為に、機械雑音の低減が市場から要望されて
いる。Conventional configuration and its problems In recent years, small DC geared motors used to drive devices such as video cameras, etc. have a recording function, so there is a demand from the market for reduced mechanical noise. .
以下図面を参照しながら従来の小型直流ギャードぞ一夕
について説明する。第２図は従来の小型直流ギャードモ
ータの断面図であり、１′はモータフレーム、２′は電
機子、３′は電機子２′に対向してフレーム１′の内面
に固着した永久磁石、４′は刷子。A conventional small-sized DC guard will be described below with reference to the drawings. FIG. 2 is a cross-sectional view of a conventional small DC geared motor, in which 1' is a motor frame, 2' is an armature, 3' is a permanent magnet fixed to the inner surface of the frame 1' facing the armature 2', and 4 ' is a brush.
５′および６′は電機子軸７′を支持する軸受である。5' and 6' are bearings that support the armature shaft 7'.
８′はブラケット、９′は電機子軸７′に取付けたピニ
オンギヤ、ＩＱ’、１１’、１２’はそれぞれ１番車、
２番車、３番車、１３′は出力ギヤで、これらの減速機
構は減速機箱１４に収納されている。8' is the bracket, 9' is the pinion gear attached to the armature shaft 7', IQ', 11', and 12' are the first wheel, respectively.
The second wheel, the third wheel, and 13' are output gears, and these reduction mechanisms are housed in the reduction gear box 14.
以上のように構成された小型直流ギャードモータについ
てその動作を以下に説明する。１′から８′で構成さね
、たモータ部によってトルクを発生させ。The operation of the small DC geared motor configured as described above will be described below. Torque is generated by the motor section consisting of parts 1' to 8'.
９′から１３′で構成された歯車列によって減速を行な
い、所要のトルクを発生させる。A gear train consisting of 9' to 13' performs deceleration and generates the required torque.
しかしながら、上記のような構成においては、駆動時に
減速機から生じる機械雑音が犬きく、録音機能を有する
セントにおいて、マイクが上記の機械雑音をひらうとい
う問題点を有していた。However, the above configuration has a problem in that the mechanical noise generated from the speed reducer during driving is very loud, and in a centrifuge having a recording function, the microphone picks up the mechanical noise.
発明の目的
本発明の目的は、駆動時に減速機から生じる機械雑音を
低減させることを可能とする小型直流ギャードモータを
提供することである。OBJECTS OF THE INVENTION An object of the present invention is to provide a small-sized DC geared motor that makes it possible to reduce mechanical noise generated from a reduction gear during driving.
発明の構成
本発明の小型直流ギャードモータは、小型直流モータと
数段の歯車列から成る減速機とが一体となった小型直流
ギャードモータにおいて、減速機構の中の歯車列の初段
を歯車伝動からベルト伝動に変換した構成にしたもので
あり、これにより駆動時に減速機から生じる機械雑音を
低減させることができるものである。Structure of the Invention The small DC geared motor of the present invention is a small DC geared motor in which a small DC motor and a reduction gear consisting of several stages of gear trains are integrated, and the first stage of the gear train in the reduction mechanism is changed from gear transmission to belt transmission. This is a configuration in which the speed reducer generates mechanical noise during driving.
実施例の説明
以下本発明の一実施例について、図面を参照しながら説
明する。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
第１図は本発明の一実施例における小型直流ギャードモ
ータの断面図を示すものである。第１図において、１は
フレーム、２は電機子、３は永久磁石、４は刷子、５お
よび６は電機子軸７を支持する軸受である。８はプラケ
ットで、このモータ部の構成は従来と同一である。９は
電機子軸７に取付けたモータプーリ、１０はプーリと歯
車を組み合わせたところの１番車。１１．１２はそれぞ
ｉ２２番車３番車、１３は出力軸ギヤで、これらの減速
機構は減速機箱１４に収納されている。１５はモータプ
ーリ９と１番車１０のプーリとを連結するベルトである
。FIG. 1 shows a cross-sectional view of a small DC geared motor according to an embodiment of the present invention. In FIG. 1, 1 is a frame, 2 is an armature, 3 is a permanent magnet, 4 is a brush, and 5 and 6 are bearings that support an armature shaft 7. 8 is a placket, and the configuration of this motor section is the same as the conventional one. 9 is a motor pulley attached to the armature shaft 7, and 10 is the first wheel which is a combination of pulley and gear. 11 and 12 are the i22 second wheel and the third wheel, and 13 is the output shaft gear, and these reduction mechanisms are housed in the reduction gear box 14. A belt 15 connects the motor pulley 9 and the pulley of the first wheel & pinion wheel 10.
以上のように構成された本実施例の小型直流ギャードモ
ータでは、従来例と同様に１から８で構成されたモータ
部によってトルクを発生させ、モータプーリ９と１番車
１Ｑの間でベルト１６によ以上のように本実施例によれ
ば、減速機の中の初段を歯車伝動からベルト伝動に置き
換えたことにより、駆動時に減速機から生じる機械雑音
を低減させることを実現している。In the small DC geared motor of this embodiment configured as described above, torque is generated by the motor section composed of parts 1 to 8, as in the conventional example, and torque is generated by the belt 16 between the motor pulley 9 and the first wheel & pinion 1Q. As described above, according to this embodiment, by replacing gear transmission with belt transmission in the first stage of the reduction gear, it is possible to reduce the mechanical noise generated from the reduction gear during driving.
発明の効果
１以上の説明から明らかなように、本発明は小型直
流ギャードモータにおいて、数段の歯車列から成る減速
機の初段をベルト伝動に置きかえた構成としだので、そ
れにより、モータの駆動時に減速機から生じるギヤ音を
低減さ騒、同時にモータ部の電機子軸に側圧がかかる為
、軸と軸受から生じるクリアランスノイズも低減できる
という優れた効果が得られる。Effect of the invention
As is clear from the above description, the present invention is a small DC geared motor in which the first stage of the reduction gear consisting of several stages of gear trains is replaced with a belt transmission. This has the excellent effect of reducing the gear noise generated, and at the same time, since lateral pressure is applied to the armature shaft of the motor, clearance noise generated from the shaft and bearing can also be reduced.
第１図は本発明の一実施例を示す小型直流ギャードモー
タの断面図、第２図は従来の小型直流ギャードモータの
断面図である。
７・・・・・・電機子軸、９・・・・・・モータプーリ
、１０・・・・・・１番車、１１・・・・・・２番車、
１２・・・・・・３番車、１３・・・・・・出力軸ギヤ
、１４・・・・・・減速機軸、１６・・・・・ベルト。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第１
図
第２図FIG. 1 is a cross-sectional view of a small-sized DC geared motor showing an embodiment of the present invention, and FIG. 2 is a cross-sectional view of a conventional small-sized DC geared motor. 7... Armature shaft, 9... Motor pulley, 10... First wheel, 11... Second wheel,
12...3rd wheel, 13...output shaft gear, 14...reducer shaft, 16...belt. Name of agent: Patent attorney Toshio Nakao and 1 other person No. 1
Figure 2
Claims (1)
ーリと歯車を組み合わせた１番車と、前記モータプーリ
と前記１番車のプーリとの間を連結するベルとにより構
成し、この後段の減速を複数の歯車列にて構成し、これ
らの減速機構を減速機箱に内蔵させてなる小型直流ギヤ
ードモータ。The first stage of deceleration is composed of a motor pulley attached to the armature shaft, a first wheel that is a combination of a pulley and a gear, and a bell that connects the motor pulley and the first wheel pulley. A small DC geared motor that consists of multiple gear trains, and these reduction mechanisms are built into a reduction gear box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22341384A JPS61102147A (en) | 1984-10-23 | 1984-10-23 | Miniature dc geared motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22341384A JPS61102147A (en) | 1984-10-23 | 1984-10-23 | Miniature dc geared motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61102147A true JPS61102147A (en) | 1986-05-20 |
Family
ID=16797752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22341384A Pending JPS61102147A (en) | 1984-10-23 | 1984-10-23 | Miniature dc geared motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61102147A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2489938B (en) * | 2011-04-08 | 2013-04-10 | Vitec Group Plc | A drive train apparatus |
-
1984
- 1984-10-23 JP JP22341384A patent/JPS61102147A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2489938B (en) * | 2011-04-08 | 2013-04-10 | Vitec Group Plc | A drive train apparatus |
| US8864622B2 (en) | 2011-04-08 | 2014-10-21 | Vitec Group Plc | Drive train apparatus |
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