JPS62288765A - Reduction gear - Google Patents
Reduction gearInfo
- Publication number
- JPS62288765A JPS62288765A JP12976986A JP12976986A JPS62288765A JP S62288765 A JPS62288765 A JP S62288765A JP 12976986 A JP12976986 A JP 12976986A JP 12976986 A JP12976986 A JP 12976986A JP S62288765 A JPS62288765 A JP S62288765A
- Authority
- JP
- Japan
- Prior art keywords
- timing belt
- teeth
- shaft
- toothed
- toothed pulley
- 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
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Landscapes
- Transmissions By Endless Flexible Members (AREA)
Abstract
Description
【発明の詳細な説明】
8、 発明の詳細な説明
(産業上の利用分野)
装置の回転伝達において回転を減速する必要のある部分
に使用し特に正逆転をする場合に正確な位置復元が必要
でバックラッシュの無い減速機が必要な装置に関する。[Detailed Description of the Invention] 8. Detailed Description of the Invention (Industrial Application Field) Used in the part where the rotation needs to be decelerated in the rotation transmission of the device, and accurate position restoration is required especially when performing forward and reverse rotation. This relates to equipment that requires a reduction gear without backlash.
(従来の技術)
従来の減速機は歯車減速機、コロを介在した遊星方式、
弾性利用の噛み込みによる遊星方式、摩擦伝導を利用し
た遊里方式等があるがいづれも、直接剛体と剛体の接触
による回転伝達になっている。(Prior technology) Conventional speed reducers are gear reducers, planetary type with rollers,
There is a planetary system that uses elasticity to bite, a yuri system that uses frictional conduction, etc., but in both of them, rotation is transmitted through direct contact between rigid bodies.
(発明が解決しようとする問題点)
歯車噛み合い、コロ介在による伝達の場合は、バックラ
ッシュを無くする事が困難であり、又、弾性利用及び摩
擦伝達の場合は、バックラッシュを無くする事も可能で
あるが、高精度の加工が必要であり保守が困難で製作費
が高くつくと言う問題点があった。(Problems to be Solved by the Invention) In the case of gear meshing or transmission using rollers, it is difficult to eliminate backlash, and in the case of elastic transmission and frictional transmission, it is difficult to eliminate backlash. Although this is possible, there are problems in that it requires high-precision machining, is difficult to maintain, and is expensive to manufacture.
(問題点を解決するための手段)
本発明では、上記の問題点を解決するのに歯車の噛み合
い部に弾性体ベルトを介在せしめ弾性を利用して歯車噛
み合いのバックラッシュを無くして動力を伝達する如く
している。(Means for Solving the Problems) In order to solve the above problems, the present invention uses elastic belts in the meshing parts of the gears to eliminate backlash in the meshing of the gears and transmit power. I'm doing it like I'm doing it.
(作用)
歯車噛み合せ部に弾性ベルトを介在する事により、歯車
の噛み合い時の間隙部を埋める事が出来バックラッシュ
を無くすると共に小型で安価な減速機を製作する事が出
来る。(Function) By interposing an elastic belt in the meshing part of the gears, the gap when the gears mesh can be filled, backlash can be eliminated, and a small and inexpensive speed reducer can be manufactured.
(実施例)
本発明を実施するのに、弾性体ベルトとして公知のタイ
ミングベルトを使用し、歯車にタイミングベルト用の歯
はプーリーを使用している。(Example) To carry out the present invention, a well-known timing belt is used as an elastic belt, and a pulley is used as a gear for the timing belt.
図面により詳説すれば、第1図は、正面断面図で、第2
図は側面断面図である。(1)は駆動歯付プーリー、(
2) + (3) l (4)は遊星歯付プーリーで固
定された内円周歯にタイミングベルト(5)を介在して
噛み合っている。(7L (8)、 (9)は、タイミ
ングベルト(5)に張力を掛ける張り歯付プーリーであ
る。タイミングベルト(5)は、両歯になっており、駆
動歯付ブーIJ−(1)に充分な角度巻き付き、駆動歯
付プーリー(1)とタイミングベルト(5)とは常に正
逆共に同時作動する。タイミングベルト(5)は遊星歯
付ブーU −(2)と内円周歯(6)との間を通過して
、ベルト表裏の歯で遊星歯付ブー!J−(2)と内円周
歯(6)とに夫々同時噛合している。遊星歯付ブーIJ
−(3)、 (4)も同様に内円周歯(6)との間に
タイミングベルト(5)を介在して、タイミングベルト
(5)の表裏の歯に夫々同時に噛合して、且つ、遊星歯
付ブー!J −(2)+ (3)+(4)は円周8等分
の位置に配設されている。タイミングベルト(5)はエ
ンドレスで、各遊星歯付プーリー(2)、 (3)、
(4)と内円周歯との噛合調整は、張り歯付プーリー(
7)、 (8L (9)で実施され、タイミングベルト
(5)の張力調整、回転バランス調整等をも、張り歯付
ブー+) −(7) + (3)、(9)にて実施する
。駆動歯付ブー!J−(1)は、軸付であり、駆動側軸
に、ころがり軸受α1があり、第3図に示す回転円板a
すを軸受筐としている、ころがり軸受αQの外側に円筒
カップリング(6)が、駆動歯付ブーIJ −(1)の
駆動側軸に嵌着されている。又、駆動歯付ブーIJ −
(1)の出力側には、ころがり軸受(至)があり、軸付
回転円板04を軸受筐としている。軸付回転円板q4の
軸部は出力軸αGである。回転円板Qηと軸付回転円板
α◆は張り歯付ブー+J −(7L (8L (9)の
夫々の固定軸Q・により、連結一体化され、張り歯付ブ
ーIJ −(7)、 (8L(9)は、無給油ブッシン
グα・が嵌合され、固定軸qQを軸として自由に回転す
る事になっている、固定軸lJ・は第8図に示す如く、
調整取り付は位置固定は長大にて実施出来る。遊星歯付
ブー!J −(2)、 (3)。To explain in detail with reference to the drawings, Fig. 1 is a front sectional view, and Fig. 2 is a front sectional view.
The figure is a side sectional view. (1) is a drive toothed pulley, (
2) + (3) l (4) meshes with inner circumferential teeth fixed by a planetary toothed pulley with a timing belt (5) interposed therebetween. (7L (8) and (9) are tension toothed pulleys that apply tension to the timing belt (5). The timing belt (5) has both teeth, and the drive toothed boob IJ-(1) The drive toothed pulley (1) and the timing belt (5) always operate in both forward and reverse directions at the same time. 6), and the teeth on the front and back of the belt simultaneously mesh with the planet toothed boo! J-(2) and the inner circumferential tooth (6), respectively.The planet toothed boo IJ
- (3) and (4) similarly interpose a timing belt (5) between the inner circumferential teeth (6) and mesh with the front and back teeth of the timing belt (5), respectively, and Boo with planetary teeth! J-(2)+(3)+(4) are arranged at eight equal positions on the circumference. The timing belt (5) is endless and has planetary toothed pulleys (2), (3),
The engagement adjustment between (4) and the inner circumferential teeth is done using a pulley with tension teeth (
7), (8L (9)), and tension adjustment, rotational balance adjustment, etc. of the timing belt (5) are also carried out using the toothed boob +) - (7) + (3), (9). . Boo with driving teeth! J-(1) is equipped with a shaft, and the driving side shaft has a rolling bearing α1, and the rotating disk a shown in FIG.
A cylindrical coupling (6) is fitted onto the drive side shaft of the drive toothed boob IJ-(1) on the outside of the rolling bearing αQ, which has a bearing housing. Also, drive toothed boo IJ -
There is a rolling bearing (to) on the output side of (1), and the rotating disk 04 with a shaft is used as a bearing housing. The shaft portion of the shafted rotating disk q4 is the output shaft αG. The rotating disk Qη and the rotating disk α◆ with a shaft are connected and integrated by the respective fixed shafts Q of the tension toothed boob +J - (7L (8L) (9), and the tension toothed boob IJ - (7), (8L (9) is fitted with an oil-free bushing α, and is supposed to rotate freely around the fixed shaft qQ. The fixed shaft lJ is as shown in Fig. 8.
Adjustment and installation can be done with a fixed position. Boo with planetary teeth! J-(2), (3).
(4)はころがり軸受を内蔵し、軸(至)を固定回転軸
としている。軸(至)は、第8図の如く、回転円板(6
)、軸付回転円板(14の切り込み部に滑合されている
角駒0りを両支持軸受とし、角駒αりは、夫々バ半碑、
により外周方向に押され、軸α樽を介して、遊星歯付プ
ーリー(2L (3)、 (4)をタイミングベルト(
5)を間にして、内円周歯(6)に圧接している。内円
周歯(6)は、減速機の駆動側外殻(財)と出力側外殻
に)との間に固定されている。軸付回転円板α◆と連結
固定されている回転円板aηとはころがり軸受06.a
3を介して互いに自由回転可能にて一体になり共に回転
可能な如く作成され、駆動側の円筒カップリング(2)
に嵌合するころがり軸受(至)と出力軸0!lGに嵌合
するころがり軸受(ハ)とにより、支持され、ころがり
軸受(至)、(至)は夫々駆動側外殻e2N)と出力側
外殻(支)とを軸受笛としている。(4) has a built-in rolling bearing, and the shaft (to) is a fixed rotating shaft. As shown in Fig. 8, the axis (to) is connected to a rotating disk (6
), a rotary disk with a shaft (the square piece 0 that is slid into the notch of 14 is used as both support bearings, and the square piece
The planetary toothed pulleys (2L (3), (4)
5) is in pressure contact with the inner circumferential tooth (6). The inner circumferential teeth (6) are fixed between the drive side shell and the output side shell of the reducer. The rotating disk α◆ with a shaft and the rotating disk aη which are connected and fixed are rolling bearings 06. a
The cylindrical coupling (2) on the driving side is made so as to be able to freely rotate with each other through 3 and to be able to rotate together.
The rolling bearing (to) that fits into the output shaft 0! It is supported by a rolling bearing (c) fitted to lG, and the rolling bearings (to) and (to) use the drive side outer shell e2N) and the output side outer shell (support) as bearing whistles, respectively.
以上の如く構成されているので、今円筒カップリング@
を回転駆動すれば、駆動歯付ブーIJ−(1)が回転し
、タイミングベルト(5)を作動する。この時タイミン
グベルト(5)は、駆動歯付プーリー(1)に充分巻き
付き多数の噛み込み歯があるため、駆動歯付プーリー(
1)の回転と同時にタイミングベルト(5)は作動する
、遊星歯付プーリー(2)、 (3)、 (4)はタイ
ミングベルト(5)を間にして、内円周歯(6)に圧接
しているので、タイミングベルト(5)の表裏の歯が内
円周歯(6)の歯型及び遊星歯付ブー!J −(2)、
(3)。Since it is configured as above, now the cylindrical coupling @
When it is rotated, the drive toothed boob IJ-(1) rotates and operates the timing belt (5). At this time, the timing belt (5) wraps around the drive toothed pulley (1) sufficiently and has many biting teeth, so the drive toothed pulley (
The timing belt (5) operates simultaneously with the rotation of 1). The planetary toothed pulleys (2), (3), and (4) are pressed against the inner circumferential teeth (6) with the timing belt (5) in between. Therefore, the teeth on the front and back sides of the timing belt (5) have the tooth shape of the inner circumferential teeth (6) and the planetary teeth! J-(2),
(3).
(4)の歯型に充分噛み込み、タイミングベルト(5)
の表面歯型と内円周歯(6)の歯型との夫々の噛合状態
の違いと相俟って、タイミングベルト(5)の作動と同
時に回転円板回転体は回転して、出力軸αυは回転する
。本減速機の減速比は、駆動歯付プーリーの歯数と内円
周歯の比で定められ2段以上の減速機製作も可能である
。又、本実施例は、遊星歯付プーリー、張り歯付プーリ
ーを回転させているが、各歯付プーリーを固定して内円
周歯を回転しても良い。Make sure that the timing belt (5) is fully engaged with the tooth pattern of (4).
Coupled with the difference in the meshing state between the surface tooth pattern and the tooth pattern of the inner circumferential tooth (6), the rotating disk rotating body rotates simultaneously with the operation of the timing belt (5), and the output shaft αυ rotates. The reduction ratio of this reduction gear is determined by the ratio of the number of teeth of the drive toothed pulley to the inner circumferential teeth, and it is also possible to manufacture a reduction gear with two or more stages. Further, in this embodiment, the planetary toothed pulley and the tension toothed pulley are rotated, but each toothed pulley may be fixed and the inner circumferential teeth rotated.
(発明の効果)
本発明は、以上の如く、動力伝導の歯車の噛合部に弾性
体ベルトを使用する事、実施例では、タイミングベルト
を介在する事により、噛合部の間隙を無くして、正逆転
変換時にパックラッシェを無くして、正確な回転復元位
置を得る事が出来、駆動入力軸芯と出力軸芯を一直線の
同軸芯に出来、小型で安価な減速機を提供する事が出来
装置の正確で且つ良好な回転伝導に大きな効果を発揮す
る。(Effects of the Invention) As described above, the present invention uses an elastic belt in the meshing part of the power transmission gear, and in the embodiment, by interposing a timing belt, the gap in the meshing part is eliminated and the By eliminating pack lashes during reverse conversion, it is possible to obtain an accurate rotational restoration position, and the drive input shaft center and output shaft center can be made coaxial in a straight line, making it possible to provide a compact and inexpensive reducer. and has a great effect on good rotational conduction.
第1図は、本発明の正面断面図で、第2図は側面断面図
である、第3図は回転円板を示す。
(1)は、駆動歯付プーリー、
(2L (3)、 (4)は、遊星歯付プーリー、(5
)は、タイミングベルト、
(6)は内円周歯、
(7)、 (8)、 (9)は張り歯付プーリー、αp
は回転円板、 (2)は円筒カップリング、(14
は出力軸0!19と一体になった軸付回転円板、(1呻
は張り歯付プーリー用軸、
嗜は遊星歯付プーリーの軸、
α1は角駒、
CB)、@は外殻・・・・・・・・・等である。FIG. 1 is a front sectional view of the present invention, FIG. 2 is a side sectional view, and FIG. 3 shows a rotating disk. (1) is a drive toothed pulley, (2L (3), (4) is a planetary toothed pulley, (5
) is the timing belt, (6) is the inner circumferential tooth, (7), (8), (9) is the tension toothed pulley, αp
is a rotating disk, (2) is a cylindrical coupling, (14
is a rotating disk with a shaft integrated with the output shaft 0!19, (1 is the shaft for the pulley with tension teeth, 2 is the shaft of the pulley with planetary teeth, α1 is the square piece, CB), @ is the outer shell. ......etc.
Claims (1)
て、回転動力を伝達する事を特徴とする減速機(1) A reduction gear that uses an elastic belt as a medium to transmit rotational power.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12976986A JPS62288765A (en) | 1986-06-04 | 1986-06-04 | Reduction gear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12976986A JPS62288765A (en) | 1986-06-04 | 1986-06-04 | Reduction gear |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62288765A true JPS62288765A (en) | 1987-12-15 |
Family
ID=15017752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12976986A Pending JPS62288765A (en) | 1986-06-04 | 1986-06-04 | Reduction gear |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62288765A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998032993A1 (en) * | 1997-01-23 | 1998-07-30 | Davinci Technology Corporation | Planetary belt transmission and drive |
US5954611A (en) * | 1997-06-04 | 1999-09-21 | Davinci Technology Corporation | Planetary belt transmission and drive |
KR100786205B1 (en) | 2006-12-21 | 2007-12-17 | 한국과학기술연구원 | Harmonic drive |
-
1986
- 1986-06-04 JP JP12976986A patent/JPS62288765A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998032993A1 (en) * | 1997-01-23 | 1998-07-30 | Davinci Technology Corporation | Planetary belt transmission and drive |
US5954611A (en) * | 1997-06-04 | 1999-09-21 | Davinci Technology Corporation | Planetary belt transmission and drive |
KR100786205B1 (en) | 2006-12-21 | 2007-12-17 | 한국과학기술연구원 | Harmonic drive |
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