JP7070346B2 - 自動変速機 - Google Patents
自動変速機 Download PDFInfo
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- JP7070346B2 JP7070346B2 JP2018209135A JP2018209135A JP7070346B2 JP 7070346 B2 JP7070346 B2 JP 7070346B2 JP 2018209135 A JP2018209135 A JP 2018209135A JP 2018209135 A JP2018209135 A JP 2018209135A JP 7070346 B2 JP7070346 B2 JP 7070346B2
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- JP
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- Prior art keywords
- lubricating oil
- friction
- spline
- tube
- engaging element
- 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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- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0473—Friction devices, e.g. clutches or brakes
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/24—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member
- F16D55/26—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member without self-tightening action
- F16D55/36—Brakes with a plurality of rotating discs all lying side by side
- F16D55/40—Brakes with a plurality of rotating discs all lying side by side actuated by a fluid-pressure device arranged in or one the brake
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
- F16D3/06—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted to allow axial displacement
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D2065/786—Fluid spray devices
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/06—Lubrication details not provided for in group F16D13/74
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/123—Details not specific to one of the before-mentioned types in view of cooling and lubrication
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/006—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising eight forward speeds
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2007—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with two sets of orbital gears
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/202—Transmissions using gears with orbital motion characterised by the type of Ravigneaux set
- F16H2200/2023—Transmissions using gears with orbital motion characterised by the type of Ravigneaux set using a Ravigneaux set with 4 connections
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2046—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with six engaging means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
18 変速機ケース
18a 内周面
22 自動変速機
32 変速機入力軸
38 第2遊星歯車装置
40 第3遊星歯車装置
42 油圧アクチュエータ
43 ピストン
43a 壁部
50 油圧制御回路
60 電子制御装置
71 第1プレート
71a スプライン歯
72 第2プレート
73 ハブ
90 チューブ
91 噴射孔
181 スプライン溝
Claims (2)
- 変速機ケースの内周面にスプライン嵌合された固定側の第1摩擦係合要素と、回転部材であるハブにスプライン嵌合された回転側の第2摩擦係合要素と、を有し、前記第1摩擦係合要素と前記第2摩擦係合要素とが軸方向に交互に並んで配置された多板ブレーキを備えた自動変速機であって、
前記変速機ケースの内部に、前記第1摩擦係合要素および前記第2摩擦係合要素に潤滑油を供給するチューブを備え、
前記チューブは、前記変速機ケースの内周面のうち、前記第1摩擦係合要素のスプライン歯と嵌合するスプライン溝に向けて前記潤滑油を噴射する噴射孔を有し、
前記噴射孔は、前記スプライン溝と前記スプライン歯との間の径方向隙間に向かって開口し、前記スプライン歯の上方に位置する前記スプライン溝の表面に前記潤滑油が当たるように前記潤滑油を噴射し、
前記スプライン歯は、外周部の一部が径方向内側に窪んだ凹形状に形成されており、
前記多板ブレーキは、前記第1摩擦係合要素を軸方向に押圧して前記第1摩擦係合要素と前記第2摩擦係合要素とを摩擦係合させるピストン、をさらに有し、
前記ピストンは、前記スプライン溝の内部を軸方向に移動する部位として、前記スプライン歯の凹形状よりも径方向外側に突出する壁部を有し、
前記チューブは、前記第1摩擦係合要素に対して前記ピストンとは軸方向で反対側に配置されている
ことを特徴とする自動変速機。 - 前記多板ブレーキが解放状態かつ高温状態の場合に、前記チューブの前記噴射孔から前記第1摩擦係合要素および前記第2摩擦係合要素へ前記潤滑油を供給し、前記多板ブレーキが係合状態の場合には、前記チューブの前記噴射孔からの前記潤滑油の供給を停止する制御装置、をさらに備える
ことを特徴とする請求項1に記載の自動変速機。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018209135A JP7070346B2 (ja) | 2018-11-06 | 2018-11-06 | 自動変速機 |
US16/599,217 US11300168B2 (en) | 2018-11-06 | 2019-10-11 | Automatic transmission |
CN201911066602.6A CN111140646B (zh) | 2018-11-06 | 2019-11-04 | 自动变速器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018209135A JP7070346B2 (ja) | 2018-11-06 | 2018-11-06 | 自動変速機 |
Publications (2)
Publication Number | Publication Date |
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JP2020076445A JP2020076445A (ja) | 2020-05-21 |
JP7070346B2 true JP7070346B2 (ja) | 2022-05-18 |
Family
ID=70458475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018209135A Active JP7070346B2 (ja) | 2018-11-06 | 2018-11-06 | 自動変速機 |
Country Status (3)
Country | Link |
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US (1) | US11300168B2 (ja) |
JP (1) | JP7070346B2 (ja) |
CN (1) | CN111140646B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111911567A (zh) * | 2020-07-09 | 2020-11-10 | 东风商用车有限公司 | 一种amt变速箱中间轴制动器摩擦片润滑机构 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013506801A (ja) | 2009-10-02 | 2013-02-28 | オプラ テクノロジーズ ベスローテン フェンノートシャップ | 高速ギア連結器 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0426256U (ja) * | 1990-06-26 | 1992-03-02 | ||
JPH05248519A (ja) * | 1992-03-06 | 1993-09-24 | Nissan Motor Co Ltd | 自動変速機用潤滑制御装置 |
DE19617951B4 (de) * | 1996-05-04 | 2006-01-05 | Schuler Pressen Gmbh & Co. Kg | Kupplungseinrichtung für Karosseriepressen |
JP4045610B2 (ja) * | 1997-01-31 | 2008-02-13 | マツダ株式会社 | 自動変速機の潤滑装置 |
JP4770331B2 (ja) | 2005-08-22 | 2011-09-14 | マツダ株式会社 | 変速機のクラッチの潤滑構造 |
JP2007170498A (ja) * | 2005-12-20 | 2007-07-05 | Mazda Motor Corp | 自動変速機 |
JP4588651B2 (ja) * | 2006-02-24 | 2010-12-01 | トヨタ自動車株式会社 | 摩擦係合装置 |
JP2007303623A (ja) | 2006-05-15 | 2007-11-22 | Mazda Motor Corp | 自動変速機 |
JP2007303624A (ja) * | 2006-05-15 | 2007-11-22 | Mazda Motor Corp | 自動変速機 |
US8887880B2 (en) * | 2009-06-02 | 2014-11-18 | Deere & Company | Simplified cooling circuit for powertrain braking system |
US8500591B2 (en) * | 2011-01-28 | 2013-08-06 | Deere & Company | Final drive arrangement |
JP5382030B2 (ja) | 2011-02-23 | 2014-01-08 | アイシン・エィ・ダブリュ株式会社 | 自動変速装置の摩擦板潤滑装置 |
CN104061319B (zh) * | 2014-03-05 | 2016-08-17 | 宁波吉利罗佑发动机零部件有限公司 | 一种用于双离合器变速器的双离合器润滑结构 |
JP6531639B2 (ja) | 2015-12-10 | 2019-06-19 | トヨタ自動車株式会社 | 摩擦係合装置 |
US10041549B2 (en) * | 2016-01-18 | 2018-08-07 | Deere & Company | Disk pack cooling arrangement |
JP2018009689A (ja) | 2016-07-15 | 2018-01-18 | トヨタ自動車株式会社 | 変速機 |
CN206280407U (zh) * | 2016-12-01 | 2017-06-27 | 陕西法士特齿轮有限责任公司 | 一种制动器 |
JP6274342B1 (ja) * | 2017-04-20 | 2018-02-07 | トヨタ自動車株式会社 | 変速機 |
US10892668B2 (en) * | 2019-04-12 | 2021-01-12 | Ford Global Technologies, Llc | Cooling systems for cooling electric machines within electrified vehicles |
US11376942B2 (en) * | 2019-12-27 | 2022-07-05 | Schaeffler Technologies AG & Co. KG | Torque converter with sealed turbine shell and clutch cooling |
US11466742B2 (en) * | 2020-01-30 | 2022-10-11 | The Boeing Company | Active cooling system for landing gear brakes |
-
2018
- 2018-11-06 JP JP2018209135A patent/JP7070346B2/ja active Active
-
2019
- 2019-10-11 US US16/599,217 patent/US11300168B2/en active Active
- 2019-11-04 CN CN201911066602.6A patent/CN111140646B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013506801A (ja) | 2009-10-02 | 2013-02-28 | オプラ テクノロジーズ ベスローテン フェンノートシャップ | 高速ギア連結器 |
Also Published As
Publication number | Publication date |
---|---|
US20200141457A1 (en) | 2020-05-07 |
CN111140646A (zh) | 2020-05-12 |
US11300168B2 (en) | 2022-04-12 |
JP2020076445A (ja) | 2020-05-21 |
CN111140646B (zh) | 2023-03-14 |
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