JP5433238B2 - 歯車装置および揺動歯車装置 - Google Patents
歯車装置および揺動歯車装置 Download PDFInfo
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- JP5433238B2 JP5433238B2 JP2009004859A JP2009004859A JP5433238B2 JP 5433238 B2 JP5433238 B2 JP 5433238B2 JP 2009004859 A JP2009004859 A JP 2009004859A JP 2009004859 A JP2009004859 A JP 2009004859A JP 5433238 B2 JP5433238 B2 JP 5433238B2
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- Prior art keywords
- pin
- gear
- groove
- holding groove
- tooth
- 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.)
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- 230000009471 action Effects 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 abstract description 5
- 230000000717 retained effect Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 66
- 230000005540 biological transmission Effects 0.000 description 48
- 230000002093 peripheral effect Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/008—Changing the transfer ratio between the steering wheel and the steering gear by variable supply of energy, e.g. by using a superposition gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H1/321—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear the orbital gear being nutating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/10—Constructively simple tooth shapes, e.g. shaped as pins, as balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/008—Gearings or mechanisms with other special functional features for variation of rotational phase relationship, e.g. angular relationship between input and output shaft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19642—Directly cooperating gears
- Y10T74/1966—Intersecting axes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Retarders (AREA)
- Power Steering Mechanism (AREA)
- Gears, Cams (AREA)
Description
上記式(1)が成立することにより、第1のモーメントM1が第2のモーメントM2より大きくなる理由を以下に説明する。
F3’×L=F2×μ×cosθ×L・・・・・(2)となる。
F2’×L=F2×sinθ×L・・・・・(3)となる。
F2×μ×cosθ×L<F2×sinθ×Lである。この不等式からF2およびLを除すると、
μcosθ<sinθとなるので、整理すると、
μ<sinθ/cosθとなり、さらには、
μ<tanθ・・・・・(4)となる。
180=θ+θ+{α+90+(90−β)}
=2×θ+180+α−βとなる。
Claims (2)
- 第1の軸線の回りに回転可能な第1の歯車と、
第1の軸線に対して傾斜する第2の軸線の回りに回転可能とされ第1の歯車と動力伝達可能に噛み合う第2の歯車とを備え、
上記第1および第2の歯車の一方は、当該一方の歯車の軸線を中心に放射状に配置された複数の保持溝と、各保持溝に保持され上記第1および第2の歯車の上記一方の歯をそれぞれ構成する複数のピンとを含み、
上記第1および第2の歯車の他方は、当該他方の歯車の軸線を中心に放射状に配置され上記ピンに係合可能な複数の歯溝を有し、
保持溝および歯溝からピンが受ける力の合力が、ピンを保持溝側に付勢するようにしてあり、
上記ピンの中心軸線および上記第1の軸線を含む基準平面と、上記保持溝の内面から上記ピンと上記保持溝の内面との接触点に作用する力の作用線とがなす角である第1の接触角βは、上記基準平面と、歯溝の内面から上記ピンと上記歯溝の内面との接触点に作用する力の作用線とがなす角である第2の接触角αよりも大きく、
上記ピンと上記歯溝との摩擦係数をμとしたときに(β−α)>2×tan-1(μ)が成立するように上記接触角βおよびαのそれぞれを設定することにより、上記歯溝からピンが受ける力がピンを保持溝およびピンの接触点回りに回転させる第1のモーメントは、歯溝の内面に対するピンの摩擦力がピンを上記保持溝およびピンの接触点回りに回転させる第2のモーメントよりも大きくされていることを特徴とする歯車装置。 - 請求項1に記載の歯車装置を2つ備え、
2つの第1の歯車は、2つの第2の歯車を挟んで配置されており、
上記2つの第2の歯車は、互いの軸線が合致するように配置され第2の軸線の回りに同行回転可能に連結されていることを特徴とする揺動歯車装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009004859A JP5433238B2 (ja) | 2009-01-13 | 2009-01-13 | 歯車装置および揺動歯車装置 |
CN200910254282.7A CN101776130B (zh) | 2009-01-13 | 2009-12-14 | 齿轮装置以及章动齿轮装置 |
US12/652,880 US8216104B2 (en) | 2009-01-13 | 2010-01-06 | Gear set and nutation gear set |
EP10150538A EP2206936B1 (en) | 2009-01-13 | 2010-01-12 | Gear set and nutation gear set |
AT10150538T ATE526524T1 (de) | 2009-01-13 | 2010-01-12 | Zahnradsatz und nutationszahnradsatz |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009004859A JP5433238B2 (ja) | 2009-01-13 | 2009-01-13 | 歯車装置および揺動歯車装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010164088A JP2010164088A (ja) | 2010-07-29 |
JP2010164088A5 JP2010164088A5 (ja) | 2012-01-26 |
JP5433238B2 true JP5433238B2 (ja) | 2014-03-05 |
Family
ID=41719310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009004859A Active JP5433238B2 (ja) | 2009-01-13 | 2009-01-13 | 歯車装置および揺動歯車装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8216104B2 (ja) |
EP (1) | EP2206936B1 (ja) |
JP (1) | JP5433238B2 (ja) |
CN (1) | CN101776130B (ja) |
AT (1) | ATE526524T1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5282938B2 (ja) * | 2008-07-07 | 2013-09-04 | 株式会社ジェイテクト | 伝達比可変機構およびこれを備える車両用操舵装置 |
US20110017005A1 (en) * | 2009-07-22 | 2011-01-27 | International Truck Intellectual Property Company, Llc | Reduced friction ring and pinion gear set |
JP5423461B2 (ja) * | 2010-02-12 | 2014-02-19 | 株式会社ジェイテクト | 揺動歯車の加工方法 |
JP2014035016A (ja) * | 2012-08-08 | 2014-02-24 | Jtekt Corp | 伝達比可変装置 |
JP2014098469A (ja) * | 2012-11-16 | 2014-05-29 | Jtekt Corp | 伝達比可変装置 |
JP6305076B2 (ja) * | 2014-01-29 | 2018-04-04 | キヤノン株式会社 | 歯車機構、変速機及び多関節ロボットアーム |
CN107250607B (zh) * | 2015-03-02 | 2020-08-21 | Thk株式会社 | 减速或者增速装置 |
JP6954817B2 (ja) * | 2017-11-30 | 2021-10-27 | ナブテスコ株式会社 | 補助装置 |
WO2019221310A1 (ko) * | 2018-05-15 | 2019-11-21 | (주)로보티즈 | 2점 접촉 내접기어를 갖는 기어 모듈 |
CN108533708B (zh) * | 2018-06-15 | 2022-08-09 | 王踊 | 推力滚齿齿轮及使用此种齿轮的传动装置 |
CN111237400B (zh) * | 2020-03-20 | 2023-01-17 | 苏州大学 | 双球面摆线滚子章动传动装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IS988B6 (is) * | 1975-04-15 | 1978-03-08 | Balcke-Dürr AG. | Tannhjólakerfi |
CN1018567B (zh) * | 1988-06-30 | 1992-10-07 | 湖南省机械研究所 | 少齿差星轮减速器和变速器 |
EP0412767A3 (en) * | 1989-08-08 | 1992-11-19 | Tai-Her Yang | A rigid harmonic speed reduction or angle cutting driving method and structure |
JPH0544794A (ja) * | 1991-08-08 | 1993-02-23 | Hitachi Ltd | 揺動回転板を用いた減速装置 |
IT235746Y1 (it) | 1995-12-21 | 2000-07-12 | Galasso Piero | Apparecchiatura per la rilevazione e la visualizzazione dellepressioni plantari in stato di quiete e di moto |
US5967883A (en) * | 1996-12-28 | 1999-10-19 | Namu Co., Ltd. | Working apparatus provided with rotary table for mass-production of gears |
JPH10246293A (ja) * | 1997-03-04 | 1998-09-14 | Namu:Kk | 変速歯車装置 |
JPH11315908A (ja) * | 1998-05-06 | 1999-11-16 | Namu:Kk | 歯車対及びコリオリ運動歯車装置 |
US6348021B1 (en) * | 1999-12-15 | 2002-02-19 | Alphonse J. Lemanski | Variable speed power transmission |
JP4939191B2 (ja) * | 2006-12-01 | 2012-05-23 | 荻野工業株式会社 | 揺動型歯車装置 |
-
2009
- 2009-01-13 JP JP2009004859A patent/JP5433238B2/ja active Active
- 2009-12-14 CN CN200910254282.7A patent/CN101776130B/zh active Active
-
2010
- 2010-01-06 US US12/652,880 patent/US8216104B2/en not_active Expired - Fee Related
- 2010-01-12 AT AT10150538T patent/ATE526524T1/de not_active IP Right Cessation
- 2010-01-12 EP EP10150538A patent/EP2206936B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN101776130A (zh) | 2010-07-14 |
CN101776130B (zh) | 2014-09-03 |
ATE526524T1 (de) | 2011-10-15 |
EP2206936A1 (en) | 2010-07-14 |
EP2206936B1 (en) | 2011-09-28 |
JP2010164088A (ja) | 2010-07-29 |
US8216104B2 (en) | 2012-07-10 |
US20100179012A1 (en) | 2010-07-15 |
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